Color #FDB321 Color / Colour Code #FDB321
This page shows the hex color code for color #fdb321 (#FDB321). The colour is a orange tone with 98% saturation and 56% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #FDB321 against common backgrounds.
Complementary Colors
#FDB321 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 10, 40, and 70 degrees for harmonious combinations.
Triadic Palette
Three colors at 40, 160, and 280 degrees.
Color Palettes Using #FDB321
Five shades at lightness levels 15% through 85% while keeping hue at 40 and saturation at 98%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 40 to 85 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 40 with its complement at 220 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 #FDB321
Lightness variations at hue 40 and 98% saturation.
CSS Gradients with #FDB321
Design Use Cases for #FDB321
High-Impact Accent
With 98% saturation, #FDB321 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 56% lightness, #FDB321 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
#FDB321 sits in the orange range (hue 40). 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 #FDB321 (hue 40) to its complement at hue 220. For a subtler effect, try pairing with an analogous color at hue 70. Use CSS: background: linear-gradient(135deg, #fdb321, #216afd);
CSS Code for #FDB321
Similar Colors
Colors visually similar to #FDB321 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #FDB321 across image editing and color design tools.
About Color #FDB321 (#FDB321)
#FDB321 is a orange color (colour) with RGB channel values of 253 red, 179 green, and 33 blue. The red channel is dominant by a ratio of 7.7:1 over the weakest channel. In HSL terms, the hue sits at 40 degrees with 98% saturation and 56% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #FDB321 is 184/255 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, 29% magenta, 87% yellow, and 1% key (black).
The WCAG contrast ratio of #FDB321 against white is 1.80:1 and against black is 11.65:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 11.65:1, or use it exclusively for decorative purposes.
The complementary colour #216AFD creates maximum visual tension when paired with #FDB321. For more harmonious color combinations, use the analogous colours #FD4521 and #D8FD21, 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 #FDB321
- 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 #FDB321?
- #FDB321 is Color #FDB321, a orange color (colour) with RGB(253, 179, 33), HSL(40, 98%, 56%), and CMYK(0%, 29%, 87%, 1%). Its perceived brightness is 184/255.
- Is #FDB321 accessible for text?
- Against white, #FDB321 has a contrast ratio of 1.80:1 (fails AA for normal text). Against black, it has 11.65:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #FDB321?
- The complementary colour is #216AFD (hue 220). For subtle color combinations, use analogous colours #FD4521 and #D8FD21. The triadic palette adds #21FDB3 and #B321FD for vibrant variety.
- How do I use #FDB321 in CSS?
- Use any format: color: #fdb321; or rgb(253, 179, 33); or hsl(40, 98%, 56%). For CSS custom properties: --color-primary: 40 98% 56%; 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.