Color #FF9138 Color / Colour Code #FF9138
This page shows the hex color code for color #ff9138 (#FF9138). The colour is a orange tone with 100% saturation and 61% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #FF9138 against common backgrounds.
Complementary Colors
#FF9138 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 357, 27, and 57 degrees for harmonious combinations.
Triadic Palette
Three colors at 27, 147, and 267 degrees.
Color Palettes Using #FF9138
Five shades at lightness levels 15% through 85% while keeping hue at 27 and saturation at 100%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 27 to 72 degrees create a warm, unified palette. This analogous scheme works for marketing materials, seasonal campaigns, and any design that needs visual warmth without clashing colors.
Combines the base color at hue 27 with its complement at 207 and two adjacent cool tones. This split-complementary approach provides strong visual contrast while remaining more balanced than a pure complementary scheme.
Five evenly spaced hues at 40% saturation and 80% lightness. Pastels are gentle on the eyes and work well for dashboards, onboarding screens, category tags, and any interface where multiple distinct colors are needed without visual aggression.
Shades & Tints of #FF9138
Lightness variations at hue 27 and 100% saturation.
CSS Gradients with #FF9138
Design Use Cases for #FF9138
High-Impact Accent
With 100% saturation, #FF9138 is highly vivid. Reserve this for elements that need maximum attention: primary action buttons, notification badges, error states, or promotional banners. Use sparingly alongside neutral tones to avoid visual fatigue.
Soft Accent & Highlight
With 61% lightness, #FF9138 has a softer, more approachable quality. It works well for hover states, subtle highlights, progress indicators, and secondary UI elements. This lightness range is particularly effective for tag backgrounds and status indicators.
Warmth & Enthusiasm
#FF9138 sits in the orange range (hue 27). Orange combines the energy of red with the warmth of yellow. It works naturally for progress indicators, pricing highlights, "new" badges, and friendly call-to-action buttons. Food and fitness brands frequently use this hue range.
Gradient Pairing
Create a gradient from #FF9138 (hue 27) to its complement at hue 207. For a subtler effect, try pairing with an analogous color at hue 57. Use CSS: background: linear-gradient(135deg, #ff9138, #38a5ff);
CSS Code for #FF9138
Similar Colors
Colors visually similar to #FF9138 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #FF9138 across image editing and color design tools.
About Color #FF9138 (#FF9138)
#FF9138 is a orange color (colour) with RGB channel values of 255 red, 145 green, and 56 blue. The red channel is dominant by a ratio of 4.6:1 over the weakest channel. In HSL terms, the hue sits at 27 degrees with 100% saturation and 61% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #FF9138 is 168/255 using the ITU-R BT.601 luma formula (0.299R + 0.587G + 0.114B). This is a medium-brightness color that can work with either dark or light text depending on font weight and size. For print production, the CMYK equivalent is 0% cyan, 43% magenta, 78% yellow, and 0% key (black).
The WCAG contrast ratio of #FF9138 against white is 2.24:1 and against black is 9.36:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 9.36:1, or use it exclusively for decorative purposes.
The complementary colour #38A5FF creates maximum visual tension when paired with #FF9138. For more harmonious color combinations, use the analogous colours #FF3842 and #FFF538, which sit 30 degrees on either side of the hue wheel. To build a complete design system, start with the monochromatic scale above for consistent shade variations, then add one complementary or triadic accent for interactive elements.
How to Explore Color #FF9138
- Enter your color value in HEX format.
- The tool converts it to RGB, HSL, CMYK format in real time.
- Copy the converted value to your clipboard.
What is HEX to RGB, HSL, CMYK color conversion
Converting from HEX to RGB, HSL, CMYK translates a color value between two different color models. Different color models are used in web design (HEX, RGB), print (CMYK), and color theory (HSL, HSV).
Related Tools & Colors
Frequently Asked Questions
- What color / colour is #FF9138?
- #FF9138 is Color #FF9138, a orange color (colour) with RGB(255, 145, 56), HSL(27, 100%, 61%), and CMYK(0%, 43%, 78%, 0%). Its perceived brightness is 168/255.
- Is #FF9138 accessible for text?
- Against white, #FF9138 has a contrast ratio of 2.24:1 (fails AA for normal text). Against black, it has 9.36:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #FF9138?
- The complementary colour is #38A5FF (hue 207). For subtle color combinations, use analogous colours #FF3842 and #FFF538. The triadic palette adds #38FF92 and #9238FF for vibrant variety.
- How do I use #FF9138 in CSS?
- Use any format: color: #ff9138; or rgb(255, 145, 56); or hsl(27, 100%, 61%). For CSS custom properties: --color-primary: 27 100% 61%; then use it as hsl(var(--color-primary)).
- Is this color / colour explorer free?
- Yes, completely free with no signup required. All colour calculations run in your browser. You can explore any valid hex color code, not just the pre-generated palette.