#CFB623
Closest named color: Dark Yellow (#D5B60A). oklch(77.5% 0.152 98.6), rgb(207, 182, 35).
Aa
Black text reads best on this color (10.36:1).
About this color
#CFB623 is a medium-light, vivid yellow. In OKLCH its lightness is 77%, its chroma 0.152 and its hue 99°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Yellow (#D5B60A), ΔE 0.010 away. Black text reads best on it, at 10.36:1.
| Hue family | Yellows |
| Lightness | medium-light (77%) |
| Chroma | vivid (0.152) |
| Temperature | warm |
| Nearest name | Dark Yellow (#D5B60A) |
| Black text | 10.36:1 |
| White text | 2.02:1 |
Values
| HEX | #CFB623 |
| RGB | rgb(207, 182, 35) |
| HSL | hsl(51, 71%, 47%) |
| OKLCH | oklch(77.5% 0.152 98.6) |
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 #CFB623 | 2.02:1 | Fails | Lc -43.7 | Non-text elements, placeholder text |
| Black text on #CFB623 | 10.36:1 | AAA | Lc 64.7 | Content text, not long reading |
| #CFB623 text on white | 2.02:1 | Fails | Lc 39.2 | Non-text elements, placeholder text |
| #CFB623 text on black | 10.36:1 | AAA | Lc -63.2 | 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
#F9F6E7
oklch(97.1% 0.02 97.5)
-
Step 100
100
#F1EBCA
oklch(93.6% 0.044 98.7)
-
Step 200
200
#E7DB99
oklch(88.6% 0.086 99.1)
-
Step 300
300 (this color)
#CFB623
oklch(77.5% 0.152 98.6)
-
Step 400
400
#B8A100
oklch(70.8% 0.147 99)
-
Step 500
500
#9E8900
oklch(63% 0.13 98.3)
-
Step 600
600
#857300
oklch(55.6% 0.115 98.3)
-
Step 700
700
#706100
oklch(49.2% 0.102 98.7)
-
Step 800
800
#5C4F00
oklch(42.8% 0.088 98.3)
-
Step 900
900
#4C4200
oklch(37.8% 0.078 99.5)
-
Step 950
950
#2E2600
oklch(27% 0.056 97.1)
#CFB623 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) | #C9B100 | 0.018 |
| Deuteranopia (no green cones) | #D0BA30 | 0.011 |
| Tritanopia (no blue cones) | #E0A79C | 0.141 |
| Achromatopsia (no color) | #B6B6B6 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CFB623
#CFB623
oklch(77.5% 0.152 98.6)
- #A5AEFF
#A5AEFF
oklch(77.5% 0.116 278.5)
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 #CFB623, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Yellow #D5B60A ΔE 0.010
- Mustard #CEB301 ΔE 0.010
- Mustard Yellow #D2BD0A ΔE 0.022
- Olive Yellow #C2B709 ΔE 0.023
- Burnt Yellow #D5AB09 ΔE 0.027
- Muddy Yellow #BFAC05 ΔE 0.038
- Goldenrod #DAA520 ΔE 0.045
- Macaroni And Cheese #EFB435 ΔE 0.053
Use #CFB623 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.