#A9510B
Closest named color: Cinnamon (#AC4F06). oklch(53.6% 0.136 50.7), rgb(169, 81, 11).
Aa
White text reads best on this color (5.42:1).
About this color
#A9510B is a medium-dark, moderately saturated brown. In OKLCH its lightness is 54%, its chroma 0.136 and its hue 51°. Its hue sits on the warm side of the wheel. The nearest named color is Cinnamon (#AC4F06), ΔE 0.006 away. White text reads best on it, at 5.42:1.
| Hue family | Browns |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.136) |
| Temperature | warm |
| Nearest name | Cinnamon (#AC4F06) |
| Black text | 3.86:1 |
| White text | 5.42:1 |
Values
| HEX | #A9510B |
| RGB | rgb(169, 81, 11) |
| HSL | hsl(27, 88%, 35%) |
| OKLCH | oklch(53.6% 0.136 50.7) |
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 #A9510B | 5.42:1 | AA | Lc -81.8 | Fine for body text |
| Black text on #A9510B | 3.86:1 | AA large text | Lc 27.6 | Dividers and decoration only |
| #A9510B text on white | 5.42:1 | AA | Lc 76.5 | Fine for body text |
| #A9510B text on black | 3.86:1 | AA large text | Lc -25.3 | Dividers and decoration only |
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 600.
-
Step 50
50
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F4E7E0
oklch(93.6% 0.017 50.4)
-
Step 200
200
#EDD3C5
oklch(88.5% 0.035 50.2)
-
Step 300
300
#E2B69D
oklch(80.9% 0.062 51.1)
-
Step 400
400
#D28F68
oklch(70.8% 0.098 50.8)
-
Step 500
500
#C4713D
oklch(63.1% 0.124 50.8)
-
Step 600
600 (this color)
#A9510B
oklch(53.6% 0.136 50.7)
-
Step 700
700
#974705
oklch(49.2% 0.126 50.8)
-
Step 800
800
#7B3B0C
oklch(42.8% 0.105 50.7)
-
Step 900
900
#633314
oklch(37.7% 0.081 50.6)
-
Step 950
950
#3A1E0D
oklch(26.9% 0.052 50.3)
#A9510B 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) | #6B5D00 | 0.117 |
| Deuteranopia (no green cones) | #807107 | 0.106 |
| Tritanopia (no blue cones) | #BA3D45 | 0.080 |
| Achromatopsia (no color) | #6A6A6A | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A9510B
#A9510B
oklch(53.6% 0.136 50.7)
- #0078A0
#0078A0
oklch(53.7% 0.107 230.5)
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 #A9510B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cinnamon #AC4F06 ΔE 0.006
- Sienna #A0522D ΔE 0.026
- Burnt Siena #B75203 ΔE 0.027
- Raw Umber #A75E09 ΔE 0.031
- Burnt Umber #A0450E ΔE 0.035
- Warm Brown #964E02 ΔE 0.039
- Sepia #985E2B ΔE 0.040
- Orangey Brown #B16002 ΔE 0.041
Use #A9510B 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.