#C6CB00
Closest named color: Mustard Yellow (#D2BD0A). oklch(81.1% 0.179 111.6), rgb(198, 203, 0).
Aa
Black text reads best on this color (11.94:1).
About this color
#C6CB00 is a light, vivid yellow. In OKLCH its lightness is 81%, its chroma 0.179 and its hue 112°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mustard Yellow (#D2BD0A), ΔE 0.039 away. Black text reads best on it, at 11.94:1.
| Hue family | Yellows |
| Lightness | light (81%) |
| Chroma | vivid (0.179) |
| Temperature | in between |
| Nearest name | Mustard Yellow (#D2BD0A) |
| Black text | 11.94:1 |
| White text | 1.75:1 |
Values
| HEX | #C6CB00 |
| RGB | rgb(198, 203, 0) |
| HSL | hsl(61, 100%, 40%) |
| OKLCH | oklch(81.1% 0.179 111.6) |
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 #C6CB00 | 1.75:1 | Fails | Lc -35.9 | Non-text elements, placeholder text |
| Black text on #C6CB00 | 11.94:1 | AAA | Lc 71.9 | Content text, not long reading |
| #C6CB00 text on white | 1.75:1 | Fails | Lc 31.9 | Non-text elements, placeholder text |
| #C6CB00 text on black | 11.94:1 | AAA | Lc -70.8 | 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
#F6F7E5
oklch(97.1% 0.024 109.4)
-
Step 100
100
#EAEEC7
oklch(93.6% 0.051 112.1)
-
Step 200
200
#DBE092
oklch(88.5% 0.1 111.4)
-
Step 300
300 (this color)
#C6CB00
oklch(81.1% 0.179 111.6)
-
Step 400
400
#A5A900
oklch(70.8% 0.156 111.5)
-
Step 500
500
#8D9100
oklch(63.2% 0.14 111.7)
-
Step 600
600
#767900
oklch(55.5% 0.122 111.5)
-
Step 700
700
#636600
oklch(49.1% 0.109 111.8)
-
Step 800
800
#515300
oklch(42.6% 0.094 111.4)
-
Step 900
900
#434500
oklch(37.6% 0.083 111.6)
-
Step 950
950
#282900
oklch(27.1% 0.06 111.2)
#C6CB00 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) | #DCC100 | 0.039 |
| Deuteranopia (no green cones) | #DDC526 | 0.040 |
| Tritanopia (no blue cones) | #D5BDAD | 0.162 |
| Achromatopsia (no color) | #C3C3C3 | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C6CB00
#C6CB00
oklch(81.1% 0.179 111.6)
- #C2B5FF
#C2B5FF
oklch(81% 0.104 292)
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 #C6CB00, closest first.
No curated palette has a color within ΔE 0.04 of #C6CB00.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mustard Yellow #D2BD0A ΔE 0.039
- Olive Yellow #C2B709 ΔE 0.053
- Yellow Green #9ACD32 ΔE 0.054
- Dark Yellow #D5B60A ΔE 0.057
- Slime Green #99CC04 ΔE 0.058
- Pea #A4BF20 ΔE 0.059
- Mustard #CEB301 ΔE 0.062
- Pale Olive Green #B1D27B ΔE 0.071
Use #C6CB00 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.