#662A09
Closest named color: Chestnut (#742802). oklch(36.5% 0.096 44.9), rgb(102, 42, 9).
Aa
White text reads best on this color (11.05:1).
About this color
#662A09 is a dark, moderately saturated brown. In OKLCH its lightness is 37%, its chroma 0.096 and its hue 45°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.029 away. White text reads best on it, at 11.05:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.096) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.90:1 |
| White text | 11.05:1 |
Values
| HEX | #662A09 |
| RGB | rgb(102, 42, 9) |
| HSL | hsl(21, 84%, 22%) |
| OKLCH | oklch(36.5% 0.096 44.9) |
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 #662A09 | 11.05:1 | AAA | Lc -98.9 | Preferred for body text |
| Black text on #662A09 | 1.90:1 | Fails | Lc 8.9 | Not readable |
| #662A09 text on white | 11.05:1 | AAA | Lc 95.0 | Preferred for body text |
| #662A09 text on black | 1.90:1 | Fails | Lc -7.6 | Not readable |
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 900.
-
Step 50
50
#FBF4F0
oklch(97.1% 0.009 52.1)
-
Step 100
100
#F7E6DF
oklch(93.7% 0.021 43.9)
-
Step 200
200
#F1D1C4
oklch(88.4% 0.04 43.4)
-
Step 300
300
#E9B29A
oklch(80.8% 0.073 44.7)
-
Step 400
400
#DC8862
oklch(70.7% 0.116 44.8)
-
Step 500
500
#D06734
oklch(63% 0.148 44.5)
-
Step 600
600
#BB4C00
oklch(55.6% 0.159 44.9)
-
Step 700
700
#9E3F00
oklch(49.1% 0.14 44.9)
-
Step 800
800
#833300
oklch(42.8% 0.122 45)
-
Step 900
900 (this color)
#662A09
oklch(36.5% 0.096 44.9)
-
Step 950
950
#3E1B0A
oklch(26.9% 0.061 44.8)
#662A09 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) | #3B3304 | 0.090 |
| Deuteranopia (no green cones) | #4A4107 | 0.081 |
| Tritanopia (no blue cones) | #711C24 | 0.051 |
| Achromatopsia (no color) | #3C3C3C | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662A09
#662A09
oklch(36.5% 0.096 44.9)
- #00465A
#00465A
oklch(36.7% 0.069 224.7)
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 #662A09, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.029
- Reddy Brown #6E1005 ΔE 0.046
- Blood #770001 ΔE 0.061
- Purple Brown #673A3F ΔE 0.067
- Maroon #800000 ΔE 0.068
- Claret #680018 ΔE 0.072
- Mud Brown #60460F ΔE 0.074
- Wine Red #7B0323 ΔE 0.077
Use #662A09 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.