#CFB804
Closest named color: Dark Yellow (#D5B60A). oklch(77.8% 0.161 100.2), rgb(207, 184, 4).
Aa
Black text reads best on this color (10.51:1).
About this color
#CFB804 is a medium-light, vivid yellow. In OKLCH its lightness is 78%, its chroma 0.161 and its hue 100°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Yellow (#D5B60A), ΔE 0.011 away. Black text reads best on it, at 10.51:1.
| Hue family | Yellows |
| Lightness | medium-light (78%) |
| Chroma | vivid (0.161) |
| Temperature | warm |
| Nearest name | Dark Yellow (#D5B60A) |
| Black text | 10.51:1 |
| White text | 1.99:1 |
Values
| HEX | #CFB804 |
| RGB | rgb(207, 184, 4) |
| HSL | hsl(53, 96%, 41%) |
| OKLCH | oklch(77.8% 0.161 100.2) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #CFB804 | 1.99:1 | Fails | Lc -42.9 | Non-text elements, placeholder text |
| Black text on #CFB804 | 10.51:1 | AAA | Lc 65.5 | Content text, not long reading |
| #CFB804 text on white | 1.99:1 | Fails | Lc 38.5 | Non-text elements, placeholder text |
| #CFB804 text on black | 10.51:1 | AAA | Lc -63.9 | Content text, not long reading |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 300.
-
Step 50
50
#F8F6E6
oklch(97% 0.021 101)
-
Step 100
100
#F1EBC8
oklch(93.6% 0.046 99.2)
-
Step 200
200
#E6DB96
oklch(88.4% 0.089 100.2)
-
Step 300
300 (this color)
#CFB804
oklch(77.8% 0.161 100.2)
-
Step 400
400
#B6A200
oklch(70.8% 0.147 100.5)
-
Step 500
500
#9C8A00
oklch(63% 0.131 100.1)
-
Step 600
600
#837400
oklch(55.6% 0.116 100.3)
-
Step 700
700
#6E6100
oklch(49% 0.102 100.2)
-
Step 800
800
#5A4F00
oklch(42.5% 0.088 100.1)
-
Step 900
900
#4B4200
oklch(37.7% 0.078 100.6)
-
Step 950
950
#2D2700
oklch(27.1% 0.056 100.5)
#CFB804 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #CBB300 | 0.015 |
| Deuteranopia (no green cones) | #D2BB20 | 0.011 |
| Tritanopia (no blue cones) | #E0A99C | 0.148 |
| Achromatopsia (no color) | #B7B7B7 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CFB804
#CFB804
oklch(77.8% 0.161 100.2)
- #A9AEFF
#A9AEFF
oklch(77.8% 0.115 280.6)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #CFB804, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Yellow #D5B60A ΔE 0.011
- Mustard #CEB301 ΔE 0.013
- Mustard Yellow #D2BD0A ΔE 0.014
- Olive Yellow #C2B709 ΔE 0.020
- Burnt Yellow #D5AB09 ΔE 0.034
- Muddy Yellow #BFAC05 ΔE 0.041
- Goldenrod #DAA520 ΔE 0.053
- Macaroni And Cheese #EFB435 ΔE 0.057
Use #CFB804 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.