#662C2F
Closest named color: Purple Brown (#673A3F). oklch(37.4% 0.084 18.8), rgb(102, 44, 47).
Aa
White text reads best on this color (10.68:1).
About this color
#662C2F is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.084 and its hue 19°. 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 10.68:1.
| 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 | 10.68:1 |
Values
| HEX | #662C2F |
| RGB | rgb(102, 44, 47) |
| HSL | hsl(357, 40%, 29%) |
| OKLCH | oklch(37.4% 0.084 18.8) |
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 #662C2F | 10.68:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #662C2F | 1.96:1 | Fails | Lc 9.6 | Not readable |
| #662C2F text on white | 10.68:1 | AAA | Lc 94.3 | Preferred for body text |
| #662C2F text on black | 1.96:1 | Fails | Lc -8.2 | 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
#F0D1D0
oklch(88.6% 0.035 20)
-
Step 300
300
#E7B1B1
oklch(81% 0.063 18.5)
-
Step 400
400
#D88788
oklch(70.8% 0.1 19.1)
-
Step 500
500
#CB666A
oklch(63% 0.128 19)
-
Step 600
600
#B64B52
oklch(55.5% 0.139 18.9)
-
Step 700
700
#9D3B43
oklch(49.1% 0.131 18.5)
-
Step 800
800
#7F3237
oklch(42.7% 0.107 18.9)
-
Step 900
900 (this color)
#662C2F
oklch(37.4% 0.084 18.8)
-
Step 950
950
#3C1B1C
oklch(27% 0.052 19.2)
#662C2F 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) | #39372F | 0.090 |
| Deuteranopia (no green cones) | #48432E | 0.084 |
| Tritanopia (no blue cones) | #6F232D | 0.024 |
| Achromatopsia (no color) | #3E3E3E | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662C2F
#662C2F
oklch(37.4% 0.084 18.8)
- #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 #662C2F, 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 0.052
- Reddy Brown #6E1005 ΔE 0.057
- Wine Red #7B0323 ΔE 0.063
- Bordeaux #7B002C ΔE 0.067
- Claret #680018 ΔE 0.067
- Blood #770001 ΔE 0.068
- Merlot #730039 ΔE 0.073
Use #662C2F 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.