#662B2F
Closest named color: Purple Brown (#673A3F). oklch(37.3% 0.085 18), rgb(102, 43, 47).
Aa
White text reads best on this color (10.76:1).
About this color
#662B2F is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.085 and its hue 18°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.039 away. White text reads best on it, at 10.76:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.085) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.95:1 |
| White text | 10.76:1 |
Values
| HEX | #662B2F |
| RGB | rgb(102, 43, 47) |
| HSL | hsl(356, 41%, 28%) |
| OKLCH | oklch(37.3% 0.085 18) |
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 #662B2F | 10.76:1 | AAA | Lc -98.4 | Preferred for body text |
| Black text on #662B2F | 1.95:1 | Fails | Lc 9.4 | Not readable |
| #662B2F text on white | 10.76:1 | AAA | Lc 94.5 | Preferred for body text |
| #662B2F text on black | 1.95:1 | Fails | Lc -8.1 | 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
#F6E5E5
oklch(93.5% 0.019 17.5)
-
Step 200
200
#F0D0D0
oklch(88.4% 0.036 17.9)
-
Step 300
300
#E7B1B1
oklch(81% 0.063 18.5)
-
Step 400
400
#D98688
oklch(70.7% 0.102 18.4)
-
Step 500
500
#CC656B
oklch(63% 0.131 17.9)
-
Step 600
600
#B74A53
oklch(55.6% 0.141 18)
-
Step 700
700
#9E3A43
oklch(49.1% 0.133 18.2)
-
Step 800
800
#803138
oklch(42.7% 0.109 17.7)
-
Step 900
900 (this color)
#662B2F
oklch(37.3% 0.085 18)
-
Step 950
950
#3D1A1C
oklch(26.9% 0.055 17.9)
#662B2F 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) | #38362F | 0.092 |
| Deuteranopia (no green cones) | #47422E | 0.085 |
| Tritanopia (no blue cones) | #6F222D | 0.024 |
| Achromatopsia (no color) | #3E3E3E | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662B2F
#662B2F
oklch(37.3% 0.085 18)
- #004A4D
#004A4D
oklch(37.2% 0.063 199.5)
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 #662B2F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.039
- Chestnut #742802 ΔE 0.052
- Reddy Brown #6E1005 ΔE 0.055
- Wine Red #7B0323 ΔE 0.061
- Claret #680018 ΔE 0.065
- Bordeaux #7B002C ΔE 0.065
- Blood #770001 ΔE 0.067
- Merlot #730039 ΔE 0.070
Use #662B2F 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.