#662B2B
Closest named color: Purple Brown (#673A3F). oklch(37.2% 0.085 22.1), rgb(102, 43, 43).
Aa
White text reads best on this color (10.79:1).
About this color
#662B2B is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.085 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.041 away. White text reads best on it, at 10.79:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.085) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.94:1 |
| White text | 10.79:1 |
Values
| HEX | #662B2B |
| RGB | rgb(102, 43, 43) |
| HSL | hsl(0, 41%, 28%) |
| OKLCH | oklch(37.2% 0.085 22.1) |
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 #662B2B | 10.79:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #662B2B | 1.94:1 | Fails | Lc 9.4 | Not readable |
| #662B2B text on white | 10.79:1 | AAA | Lc 94.6 | Preferred for body text |
| #662B2B text on black | 1.94:1 | Fails | Lc -8.0 | 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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F6E5E4
oklch(93.5% 0.019 21.6)
-
Step 200
200
#F0D0CF
oklch(88.4% 0.036 20)
-
Step 300
300
#E7B1AE
oklch(80.9% 0.063 22.2)
-
Step 400
400
#D98683
oklch(70.6% 0.103 22.2)
-
Step 500
500
#CD6665
oklch(63.2% 0.131 22.1)
-
Step 600
600
#B84A4C
oklch(55.6% 0.143 21.9)
-
Step 700
700
#9E3B3D
oklch(49.1% 0.132 22.2)
-
Step 800
800
#803133
oklch(42.6% 0.11 21.5)
-
Step 900
900 (this color)
#662B2B
oklch(37.2% 0.085 22.1)
-
Step 950
950
#3D1B1A
oklch(27.1% 0.054 23)
#662B2B 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) | #39362B | 0.091 |
| Deuteranopia (no green cones) | #48422A | 0.084 |
| Tritanopia (no blue cones) | #70222C | 0.026 |
| Achromatopsia (no color) | #3D3D3D | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662B2B
#662B2B
oklch(37.2% 0.085 22.1)
- #004A4E
#004A4E
oklch(37.2% 0.063 201)
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 #662B2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.041
- Chestnut #742802 ΔE 0.047
- Reddy Brown #6E1005 ΔE 0.052
- Wine Red #7B0323 ΔE 0.062
- Claret #680018 ΔE 0.064
- Blood #770001 ΔE 0.064
- Bordeaux #7B002C ΔE 0.067
- Maroon #800000 ΔE 0.071
Use #662B2B 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.