#CFC026
Closest named color: Mustard Yellow (#D2BD0A). oklch(79.6% 0.159 103.4), rgb(207, 192, 38).
Aa
Black text reads best on this color (11.22:1).
About this color
#CFC026 is a light, vivid yellow. In OKLCH its lightness is 80%, its chroma 0.159 and its hue 103°. Its hue sits on the warm side of the wheel. The nearest named color is Mustard Yellow (#D2BD0A), ΔE 0.009 away. Black text reads best on it, at 11.22:1.
| Hue family | Yellows |
| Lightness | light (80%) |
| Chroma | vivid (0.159) |
| Temperature | warm |
| Nearest name | Mustard Yellow (#D2BD0A) |
| Black text | 11.22:1 |
| White text | 1.87:1 |
Values
| HEX | #CFC026 |
| RGB | rgb(207, 192, 38) |
| HSL | hsl(55, 69%, 48%) |
| OKLCH | oklch(79.6% 0.159 103.4) |
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 #CFC026 | 1.87:1 | Fails | Lc -39.4 | Non-text elements, placeholder text |
| Black text on #CFC026 | 11.22:1 | AAA | Lc 68.6 | Content text, not long reading |
| #CFC026 text on white | 1.87:1 | Fails | Lc 35.2 | Non-text elements, placeholder text |
| #CFC026 text on black | 11.22:1 | AAA | Lc -67.3 | 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
#EFECC9
oklch(93.6% 0.046 103.2)
-
Step 200
200
#E3DC98
oklch(88.4% 0.087 103)
-
Step 300
300 (this color)
#CFC026
oklch(79.6% 0.159 103.4)
-
Step 400
400
#B2A400
oklch(70.8% 0.149 103.4)
-
Step 500
500
#988C00
oklch(63.1% 0.133 103.5)
-
Step 600
600
#807500
oklch(55.5% 0.117 103)
-
Step 700
700
#6B6300
oklch(49.2% 0.104 104)
-
Step 800
800
#585100
oklch(42.8% 0.09 103.8)
-
Step 900
900
#494300
oklch(37.7% 0.08 103.8)
-
Step 950
950
#2B2700
oklch(26.9% 0.057 103.7)
#CFC026 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) | #D2B900 | 0.017 |
| Deuteranopia (no green cones) | #D7C034 | 0.015 |
| Tritanopia (no blue cones) | #DFB2A4 | 0.145 |
| Achromatopsia (no color) | #BDBDBD | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CFC026
#CFC026
oklch(79.6% 0.159 103.4)
- #B3B4FF
#B3B4FF
oklch(79.7% 0.106 283.1)
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 #CFC026, closest first.
No curated palette has a color within ΔE 0.04 of #CFC026.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mustard Yellow #D2BD0A ΔE 0.009
- Dark Yellow #D5B60A ΔE 0.025
- Olive Yellow #C2B709 ΔE 0.032
- Mustard #CEB301 ΔE 0.032
- Burnt Yellow #D5AB09 ΔE 0.052
- Golden #F5BF03 ΔE 0.057
- Muddy Yellow #BFAC05 ΔE 0.059
- Macaroni And Cheese #EFB435 ΔE 0.059
Use #CFC026 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.