#AA8137
Closest named color: Coffee (#A6814C). oklch(62.9% 0.104 79.5), rgb(170, 129, 55).
Aa
Black text reads best on this color (5.90:1).
About this color
#AA8137 is a medium-light, moderately saturated orange. In OKLCH its lightness is 63%, its chroma 0.104 and its hue 80°. Its hue sits on the warm side of the wheel. The nearest named color is Coffee (#A6814C), ΔE 0.021 away. Black text reads best on it, at 5.90:1.
| Hue family | Oranges |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.104) |
| Temperature | warm |
| Nearest name | Coffee (#A6814C) |
| Black text | 5.90:1 |
| White text | 3.55:1 |
Values
| HEX | #AA8137 |
| RGB | rgb(170, 129, 55) |
| HSL | hsl(39, 51%, 44%) |
| OKLCH | oklch(62.9% 0.104 79.5) |
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 #AA8137 | 3.55:1 | AA large text | Lc -68.5 | Content text, not long reading |
| Black text on #AA8137 | 5.90:1 | AA | Lc 41.1 | Non-text elements, placeholder text |
| #AA8137 text on white | 3.55:1 | AA large text | Lc 63.0 | Content text, not long reading |
| #AA8137 text on black | 5.90:1 | AA | Lc -38.7 | 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
#F8F5F0
oklch(97.1% 0.007 80.7)
-
Step 100
100
#EFE9DF
oklch(93.6% 0.015 80.7)
-
Step 200
200
#E3D7C5
oklch(88.4% 0.028 78.2)
-
Step 300
300
#D2BE9C
oklch(81% 0.051 80.9)
-
Step 400
400
#BC9B65
oklch(70.7% 0.081 79.2)
-
Step 500
500 (this color)
#AA8137
oklch(62.9% 0.104 79.5)
-
Step 600
600
#966A08
oklch(55.6% 0.113 79.3)
-
Step 700
700
#7F5900
oklch(49.2% 0.102 79.8)
-
Step 800
800
#684803
oklch(42.6% 0.087 79)
-
Step 900
900
#553D10
oklch(37.8% 0.068 79.2)
-
Step 950
950
#32240C
oklch(27.1% 0.043 78.7)
#AA8137 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) | #91822F | 0.043 |
| Deuteranopia (no green cones) | #9B8C3A | 0.036 |
| Tritanopia (no blue cones) | #B87571 | 0.090 |
| Achromatopsia (no color) | #888888 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA8137
#AA8137
oklch(62.9% 0.104 79.5)
- #6389C7
#6389C7
oklch(62.8% 0.103 259.9)
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 #AA8137, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Coffee #A6814C ΔE 0.021
- Dark Tan #AF884A ΔE 0.025
- Mustard Brown #AC7E04 ΔE 0.025
- Tan Brown #AB7E4C ΔE 0.026
- Light Brown #AD8150 ΔE 0.027
- Golden Brown #B27A01 ΔE 0.028
- Bronze #A87900 ΔE 0.031
- Puce #A57E52 ΔE 0.032
Use #AA8137 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.