#662C30
Closest named color: Purple Brown (#673A3F). oklch(37.5% 0.084 17.8), rgb(102, 44, 48).
Aa
White text reads best on this color (10.67:1).
About this color
#662C30 is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.084 and its hue 18°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.037 away. White text reads best on it, at 10.67:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.084) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.96:1 |
| White text | 10.67:1 |
Values
| HEX | #662C30 |
| RGB | rgb(102, 44, 48) |
| HSL | hsl(356, 40%, 29%) |
| OKLCH | oklch(37.5% 0.084 17.8) |
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 #662C30 | 10.67:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #662C30 | 1.96:1 | Fails | Lc 9.6 | Not readable |
| #662C30 text on white | 10.67:1 | AAA | Lc 94.3 | Preferred for body text |
| #662C30 text on black | 1.96:1 | 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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F6E5E5
oklch(93.5% 0.019 17.5)
-
Step 200
200
#EFD0D0
oklch(88.4% 0.035 17.8)
-
Step 300
300
#E6B1B1
oklch(80.9% 0.062 18.5)
-
Step 400
400
#D88689
oklch(70.6% 0.101 17.6)
-
Step 500
500
#CB666C
oklch(63.1% 0.128 17.7)
-
Step 600
600
#B64B54
oklch(55.6% 0.139 17.7)
-
Step 700
700
#9D3B44
oklch(49.1% 0.131 17.9)
-
Step 800
800
#7F3238
oklch(42.7% 0.107 18.1)
-
Step 900
900 (this color)
#662C30
oklch(37.5% 0.084 17.8)
-
Step 950
950
#3C1B1D
oklch(27% 0.052 17.3)
#662C30 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) | #393730 | 0.090 |
| Deuteranopia (no green cones) | #47432F | 0.085 |
| Tritanopia (no blue cones) | #6F242E | 0.023 |
| Achromatopsia (no color) | #3E3E3E | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662C30
#662C30
oklch(37.5% 0.084 17.8)
- #004B4D
#004B4D
oklch(37.5% 0.064 197.9)
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 #662C30, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.037
- Chestnut #742802 ΔE 0.053
- Reddy Brown #6E1005 ΔE 0.057
- Wine Red #7B0323 ΔE 0.063
- Bordeaux #7B002C ΔE 0.066
- Claret #680018 ΔE 0.067
- Blood #770001 ΔE 0.069
- Merlot #730039 ΔE 0.072
Use #662C30 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.