#A1912E
Closest named color: Dark Mustard (#A88905). oklch(65.3% 0.118 99.9), rgb(161, 145, 46).
Aa
Black text reads best on this color (6.60:1).
About this color
#A1912E is a medium-light, moderately saturated yellow. In OKLCH its lightness is 65%, its chroma 0.118 and its hue 100°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Mustard (#A88905), ΔE 0.023 away. Black text reads best on it, at 6.60:1.
| Hue family | Yellows |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.118) |
| Temperature | warm |
| Nearest name | Dark Mustard (#A88905) |
| Black text | 6.60:1 |
| White text | 3.17:1 |
Values
| HEX | #A1912E |
| RGB | rgb(161, 145, 46) |
| HSL | hsl(52, 56%, 41%) |
| OKLCH | oklch(65.3% 0.118 99.9) |
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 #A1912E | 3.17:1 | AA large text | Lc -64.3 | Content text, not long reading |
| Black text on #A1912E | 6.60:1 | AA | Lc 45.2 | Large or bold text, headings |
| #A1912E text on white | 3.17:1 | AA large text | Lc 58.8 | Large or bold text, headings |
| #A1912E text on black | 6.60:1 | AA | Lc -42.9 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F6F6F0
oklch(97.1% 0.008 106.5)
-
Step 100
100
#ECEADE
oklch(93.5% 0.016 99)
-
Step 200
200
#DEDAC2
oklch(88.5% 0.032 99.3)
-
Step 300
300
#C9C297
oklch(80.9% 0.058 99.8)
-
Step 400
400
#AEA25C
oklch(70.7% 0.092 99.8)
-
Step 500
500 (this color)
#A1912E
oklch(65.3% 0.118 99.9)
-
Step 600
600
#847400
oklch(55.7% 0.116 99.7)
-
Step 700
700
#6F6100
oklch(49.1% 0.102 99.4)
-
Step 800
800
#5B4F00
oklch(42.7% 0.088 99.2)
-
Step 900
900
#4B4203
oklch(37.7% 0.077 100.3)
-
Step 950
950
#2C2706
oklch(27.1% 0.049 100.6)
#A1912E 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) | #9F8D1F | 0.013 |
| Deuteranopia (no green cones) | #A39334 | 0.007 |
| Tritanopia (no blue cones) | #AE867D | 0.109 |
| Achromatopsia (no color) | #909090 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1912E
#A1912E
oklch(65.3% 0.118 99.9)
- #8287D6
#8287D6
oklch(65.2% 0.117 279.9)
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 #A1912E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mustard #A88905 ΔE 0.023
- Yellowy Brown #AE8B0C ΔE 0.024
- Dark Gold #B59410 ΔE 0.035
- Brown Yellow #B29705 ΔE 0.036
- Yellow Brown #B79400 ΔE 0.038
- Pea Soup #929901 ΔE 0.041
- Dark Goldenrod #B8860B ΔE 0.042
- Dark Sand #A88F59 ΔE 0.047
Use #A1912E 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.