#662E1D
Closest named color: Chestnut (#742802). oklch(37.4% 0.086 37.6), rgb(102, 46, 29).
Aa
White text reads best on this color (10.64:1).
About this color
#662E1D is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.086 and its hue 38°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.033 away. White text reads best on it, at 10.64:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.086) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.97:1 |
| White text | 10.64:1 |
Values
| HEX | #662E1D |
| RGB | rgb(102, 46, 29) |
| HSL | hsl(14, 56%, 26%) |
| OKLCH | oklch(37.4% 0.086 37.6) |
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 #662E1D | 10.64:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #662E1D | 1.97:1 | Fails | Lc 9.7 | Not readable |
| #662E1D text on white | 10.64:1 | AAA | Lc 94.2 | Preferred for body text |
| #662E1D text on black | 1.97:1 | Fails | Lc -8.3 | 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F6E6E1
oklch(93.6% 0.019 38.1)
-
Step 200
200
#EFD2C9
oklch(88.6% 0.035 38)
-
Step 300
300
#E6B3A3
oklch(80.9% 0.064 38.1)
-
Step 400
400
#D88972
oklch(70.6% 0.103 37)
-
Step 500
500
#CB6A4C
oklch(63.1% 0.131 37.9)
-
Step 600
600
#B74F2F
oklch(55.7% 0.143 37.5)
-
Step 700
700
#9D3F22
oklch(49.1% 0.133 37.4)
-
Step 800
800
#80351E
oklch(42.8% 0.11 37.5)
-
Step 900
900 (this color)
#662E1D
oklch(37.4% 0.086 37.6)
-
Step 950
950
#3D1C12
oklch(27.1% 0.055 37.6)
#662E1D 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) | #3D371B | 0.083 |
| Deuteranopia (no green cones) | #4B431C | 0.076 |
| Tritanopia (no blue cones) | #70232A | 0.039 |
| Achromatopsia (no color) | #3E3E3E | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662E1D
#662E1D
oklch(37.4% 0.086 37.6)
- #004958
#004958
oklch(37.4% 0.067 217.4)
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 #662E1D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.033
- Purple Brown #673A3F ΔE 0.049
- Reddy Brown #6E1005 ΔE 0.052
- Blood #770001 ΔE 0.065
- Maroon #800000 ΔE 0.071
- Mud Brown #60460F ΔE 0.072
- Wine Red #7B0323 ΔE 0.073
- Claret #680018 ΔE 0.074
Use #662E1D 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.