#C1A511
Closest named color: Muddy Yellow (#BFAC05). oklch(72.5% 0.146 96.5), rgb(193, 165, 17).
Aa
Black text reads best on this color (8.65:1).
About this color
#C1A511 is a medium-light, vivid yellow. In OKLCH its lightness is 73%, its chroma 0.146 and its hue 97°. Its hue sits on the warm side of the wheel. The nearest named color is Muddy Yellow (#BFAC05), ΔE 0.019 away. Black text reads best on it, at 8.65:1.
| Hue family | Yellows |
| Lightness | medium-light (73%) |
| Chroma | vivid (0.146) |
| Temperature | warm |
| Nearest name | Muddy Yellow (#BFAC05) |
| Black text | 8.65:1 |
| White text | 2.42:1 |
Values
| HEX | #C1A511 |
| RGB | rgb(193, 165, 17) |
| HSL | hsl(50, 84%, 41%) |
| OKLCH | oklch(72.5% 0.146 96.5) |
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 #C1A511 | 2.42:1 | Fails | Lc -52.5 | Large or bold text, headings |
| Black text on #C1A511 | 8.65:1 | AAA | Lc 56.4 | Large or bold text, headings |
| #C1A511 text on white | 2.42:1 | Fails | Lc 47.6 | Large or bold text, headings |
| #C1A511 text on black | 8.65:1 | AAA | Lc -54.5 | Large or bold text, headings |
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 400.
-
Step 50
50
#F8F6ED
oklch(97.2% 0.012 96.4)
-
Step 100
100
#EFEAD7
oklch(93.6% 0.026 94.7)
-
Step 200
200
#E2DAB4
oklch(88.5% 0.051 97.4)
-
Step 300
300
#D1C17B
oklch(80.8% 0.092 96.9)
-
Step 400
400 (this color)
#C1A511
oklch(72.5% 0.146 96.5)
-
Step 500
500
#A08800
oklch(63% 0.13 96.6)
-
Step 600
600
#877200
oklch(55.5% 0.114 96.2)
-
Step 700
700
#716000
oklch(49.1% 0.101 97)
-
Step 800
800
#5D4E00
oklch(42.6% 0.088 96.3)
-
Step 900
900
#4E4100
oklch(37.8% 0.078 96.2)
-
Step 950
950
#2E2600
oklch(27% 0.056 97.1)
#C1A511 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) | #B7A100 | 0.020 |
| Deuteranopia (no green cones) | #BFAA21 | 0.012 |
| Tritanopia (no blue cones) | #D1978D | 0.135 |
| Achromatopsia (no color) | #A6A6A6 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C1A511
#C1A511
oklch(72.5% 0.146 96.5)
- #8F9CFF
#8F9CFF
oklch(72.4% 0.144 276.5)
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 #C1A511, closest first.
No curated palette has a color within ΔE 0.04 of #C1A511.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muddy Yellow #BFAC05 ΔE 0.019
- Ocre #C69C04 ΔE 0.023
- Yellow Ochre #CB9D06 ΔE 0.024
- Ocher #BF9B0C ΔE 0.026
- Burnt Yellow #D5AB09 ΔE 0.036
- Goldenrod #DAA520 ΔE 0.041
- Mustard #CEB301 ΔE 0.044
- Brown Yellow #B29705 ΔE 0.045
Use #C1A511 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.