#A18337
Closest named color: Coffee (#A6814C). oklch(62.3% 0.101 87.4), rgb(161, 131, 55).
Aa
Black text reads best on this color (5.81:1).
About this color
#A18337 is a medium-light, moderately saturated orange. In OKLCH its lightness is 62%, its chroma 0.101 and its hue 87°. Its hue sits on the warm side of the wheel. The nearest named color is Coffee (#A6814C), ΔE 0.026 away. Black text reads best on it, at 5.81:1.
| Hue family | Oranges |
| Lightness | medium-light (62%) |
| Chroma | moderately saturated (0.101) |
| Temperature | warm |
| Nearest name | Coffee (#A6814C) |
| Black text | 5.81:1 |
| White text | 3.61:1 |
Values
| HEX | #A18337 |
| RGB | rgb(161, 131, 55) |
| HSL | hsl(43, 49%, 42%) |
| OKLCH | oklch(62.3% 0.101 87.4) |
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 #A18337 | 3.61:1 | AA large text | Lc -69.1 | Content text, not long reading |
| Black text on #A18337 | 5.81:1 | AA | Lc 40.5 | Non-text elements, placeholder text |
| #A18337 text on white | 3.61:1 | AA large text | Lc 63.6 | Content text, not long reading |
| #A18337 text on black | 5.81:1 | AA | Lc -38.1 | 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
#F7F5F1
oklch(97.1% 0.006 84.6)
-
Step 100
100
#EEE9DF
oklch(93.5% 0.014 84.6)
-
Step 200
200
#E1D8C5
oklch(88.4% 0.027 85.7)
-
Step 300
300
#CEBF9D
oklch(80.8% 0.049 87)
-
Step 400
400
#B69E66
oklch(70.8% 0.079 87.2)
-
Step 500
500 (this color)
#A18337
oklch(62.3% 0.101 87.4)
-
Step 600
600
#8F6E0D
oklch(55.6% 0.11 86.9)
-
Step 700
700
#795C00
oklch(49.1% 0.1 87.1)
-
Step 800
800
#634B06
oklch(42.7% 0.084 86.6)
-
Step 900
900
#503F11
oklch(37.6% 0.066 88)
-
Step 950
950
#2F250C
oklch(27% 0.042 87.5)
#A18337 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) | #92822F | 0.027 |
| Deuteranopia (no green cones) | #998A3A | 0.021 |
| Tritanopia (no blue cones) | #AE7873 | 0.092 |
| Achromatopsia (no color) | #878787 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A18337
#A18337
oklch(62.3% 0.101 87.4)
- #6C85C4
#6C85C4
oklch(62.4% 0.1 267)
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 #A18337, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Coffee #A6814C ΔE 0.026
- Mustard Brown #AC7E04 ΔE 0.028
- Bronze #A87900 ΔE 0.032
- Dark Tan #AF884A ΔE 0.033
- Tan Brown #AB7E4C ΔE 0.035
- Dark Mustard #A88905 ΔE 0.035
- Golden Brown #B27A01 ΔE 0.036
- Light Brown #AD8150 ΔE 0.037
Use #A18337 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.