#AA831D
Closest named color: Mustard Brown (#AC7E04). oklch(63.1% 0.12 85.7), rgb(170, 131, 29).
Aa
Black text reads best on this color (5.97:1).
About this color
#AA831D is a medium-light, moderately saturated orange. In OKLCH its lightness is 63%, its chroma 0.120 and its hue 86°. Its hue sits on the warm side of the wheel. The nearest named color is Mustard Brown (#AC7E04), ΔE 0.013 away. Black text reads best on it, at 5.97:1.
| Hue family | Oranges |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.120) |
| Temperature | warm |
| Nearest name | Mustard Brown (#AC7E04) |
| Black text | 5.97:1 |
| White text | 3.51:1 |
Values
| HEX | #AA831D |
| RGB | rgb(170, 131, 29) |
| HSL | hsl(43, 71%, 39%) |
| OKLCH | oklch(63.1% 0.12 85.7) |
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 #AA831D | 3.51:1 | AA large text | Lc -68.0 | Content text, not long reading |
| Black text on #AA831D | 5.97:1 | AA | Lc 41.5 | Non-text elements, placeholder text |
| #AA831D text on white | 3.51:1 | AA large text | Lc 62.5 | Content text, not long reading |
| #AA831D text on black | 5.97:1 | AA | Lc -39.1 | 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
#F8F5F0
oklch(97.1% 0.007 80.7)
-
Step 100
100
#EFE9DD
oklch(93.5% 0.017 84.6)
-
Step 200
200
#E3D8C1
oklch(88.5% 0.033 85.5)
-
Step 300
300
#D2BE96
oklch(80.8% 0.058 84.5)
-
Step 400
400
#BB9C58
oklch(70.6% 0.095 85.5)
-
Step 500
500 (this color)
#AA831D
oklch(63.1% 0.12 85.7)
-
Step 600
600
#916D00
oklch(55.6% 0.114 85.6)
-
Step 700
700
#7A5B00
oklch(49% 0.1 85.4)
-
Step 800
800
#644B00
oklch(42.8% 0.087 86.6)
-
Step 900
900
#543E00
oklch(37.8% 0.077 85.9)
-
Step 950
950
#312405
oklch(26.9% 0.049 85.4)
#AA831D 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) | #948301 | 0.040 |
| Deuteranopia (no green cones) | #9E8D23 | 0.031 |
| Tritanopia (no blue cones) | #B97670 | 0.108 |
| Achromatopsia (no color) | #898989 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA831D
#AA831D
oklch(63.1% 0.12 85.7)
- #6687D2
#6687D2
oklch(63.1% 0.12 265.2)
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 #AA831D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mustard Brown #AC7E04 ΔE 0.013
- Dark Mustard #A88905 ΔE 0.020
- Golden Brown #B27A01 ΔE 0.024
- Yellowy Brown #AE8B0C ΔE 0.025
- Dark Goldenrod #B8860B ΔE 0.026
- Bronze #A87900 ΔE 0.026
- Dark Tan #AF884A ΔE 0.037
- Coffee #A6814C ΔE 0.041
Use #AA831D 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.