#C6B307
Closest named color: Olive Yellow (#C2B709). oklch(75.9% 0.158 101.7), rgb(198, 179, 7).
Aa
Black text reads best on this color (9.85:1).
About this color
#C6B307 is a medium-light, vivid yellow. In OKLCH its lightness is 76%, its chroma 0.158 and its hue 102°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Yellow (#C2B709), ΔE 0.011 away. Black text reads best on it, at 9.85:1.
| Hue family | Yellows |
| Lightness | medium-light (76%) |
| Chroma | vivid (0.158) |
| Temperature | warm |
| Nearest name | Olive Yellow (#C2B709) |
| Black text | 9.85:1 |
| White text | 2.13:1 |
Values
| HEX | #C6B307 |
| RGB | rgb(198, 179, 7) |
| HSL | hsl(54, 93%, 40%) |
| OKLCH | oklch(75.9% 0.158 101.7) |
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 #C6B307 | 2.13:1 | Fails | Lc -46.3 | Large or bold text, headings |
| Black text on #C6B307 | 9.85:1 | AAA | Lc 62.3 | Content text, not long reading |
| #C6B307 text on white | 2.13:1 | Fails | Lc 41.6 | Non-text elements, placeholder text |
| #C6B307 text on black | 9.85:1 | AAA | Lc -60.6 | 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
#F0ECC9
oklch(93.7% 0.046 101.9)
-
Step 200
200
#E5DC98
oklch(88.6% 0.088 101.6)
-
Step 300
300 (this color)
#C6B307
oklch(75.9% 0.158 101.7)
-
Step 400
400
#B4A200
oklch(70.6% 0.147 101.4)
-
Step 500
500
#9A8B00
oklch(63% 0.132 101.8)
-
Step 600
600
#827500
oklch(55.7% 0.116 101.7)
-
Step 700
700
#6D6200
oklch(49.1% 0.103 101.8)
-
Step 800
800
#595000
oklch(42.7% 0.089 102)
-
Step 900
900
#4A4200
oklch(37.6% 0.079 101.6)
-
Step 950
950
#2C2700
oklch(27% 0.057 102.1)
#C6B307 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) | #C5AD00 | 0.016 |
| Deuteranopia (no green cones) | #CBB520 | 0.012 |
| Tritanopia (no blue cones) | #D6A598 | 0.145 |
| Achromatopsia (no color) | #B2B2B2 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C6B307
#C6B307
oklch(75.9% 0.158 101.7)
- #A4A6FF
#A4A6FF
oklch(75.9% 0.127 281.9)
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 #C6B307, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Yellow #C2B709 ΔE 0.011
- Mustard #CEB301 ΔE 0.012
- Muddy Yellow #BFAC05 ΔE 0.022
- Dark Yellow #D5B60A ΔE 0.025
- Burnt Yellow #D5AB09 ΔE 0.030
- Mustard Yellow #D2BD0A ΔE 0.033
- Mustard Green #A8B504 ΔE 0.044
- Goldenrod #DAA520 ΔE 0.049
Use #C6B307 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.