#C3BB3C
Closest named color: Olive Yellow (#C2B709). oklch(77.6% 0.144 105.7), rgb(195, 187, 60).
Aa
Black text reads best on this color (10.49:1).
About this color
#C3BB3C is a medium-light, vivid yellow. In OKLCH its lightness is 78%, its chroma 0.144 and its hue 106°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Yellow (#C2B709), ΔE 0.021 away. Black text reads best on it, at 10.49:1.
| Hue family | Yellows |
| Lightness | medium-light (78%) |
| Chroma | vivid (0.144) |
| Temperature | warm |
| Nearest name | Olive Yellow (#C2B709) |
| Black text | 10.49:1 |
| White text | 2.00:1 |
Values
| HEX | #C3BB3C |
| RGB | rgb(195, 187, 60) |
| HSL | hsl(56, 53%, 50%) |
| OKLCH | oklch(77.6% 0.144 105.7) |
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 #C3BB3C | 2.00:1 | Fails | Lc -43.1 | Non-text elements, placeholder text |
| Black text on #C3BB3C | 10.49:1 | AAA | Lc 65.3 | Content text, not long reading |
| #C3BB3C text on white | 2.00:1 | Fails | Lc 38.6 | Non-text elements, placeholder text |
| #C3BB3C text on black | 10.49:1 | AAA | Lc -63.7 | 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
#F7F7E8
oklch(97.2% 0.02 106.8)
-
Step 100
100
#EDECCD
oklch(93.6% 0.041 105.6)
-
Step 200
200
#E0DD9F
oklch(88.5% 0.08 105.6)
-
Step 300
300 (this color)
#C3BB3C
oklch(77.6% 0.144 105.7)
-
Step 400
400
#AEA500
oklch(70.7% 0.151 105.7)
-
Step 500
500
#958D00
oklch(63% 0.134 105.6)
-
Step 600
600
#7D7700
oklch(55.7% 0.119 106.2)
-
Step 700
700
#696400
oklch(49.2% 0.105 106.3)
-
Step 800
800
#565100
oklch(42.6% 0.091 105.5)
-
Step 900
900
#484400
oklch(37.8% 0.081 105.9)
-
Step 950
950
#2A2800
oklch(27% 0.058 106.8)
#C3BB3C 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) | #CBB428 | 0.020 |
| Deuteranopia (no green cones) | #CEBA45 | 0.019 |
| Tritanopia (no blue cones) | #D1AFA2 | 0.131 |
| Achromatopsia (no color) | #B7B7B7 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C3BB3C
#C3BB3C
oklch(77.6% 0.144 105.7)
- #AFABFF
#AFABFF
oklch(77.7% 0.119 285.5)
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 #C3BB3C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Yellow #C2B709 ΔE 0.021
- Mustard #CEB301 ΔE 0.026
- Mustard Yellow #D2BD0A ΔE 0.028
- Dark Yellow #D5B60A ΔE 0.029
- Muddy Yellow #BFAC05 ΔE 0.041
- Light Olive #ACBF69 ΔE 0.043
- Light Olive Green #A4BE5C ΔE 0.044
- Burnt Yellow #D5AB09 ΔE 0.044
Use #C3BB3C 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.