#64332B
Closest named color: Purple Brown (#673A3F). oklch(38.2% 0.072 30.5), rgb(100, 51, 43).
Aa
White text reads best on this color (10.24:1).
About this color
#64332B is a dark, moderately saturated red. In OKLCH its lightness is 38%, its chroma 0.072 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.032 away. White text reads best on it, at 10.24:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.072) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.05:1 |
| White text | 10.24:1 |
Values
| HEX | #64332B |
| RGB | rgb(100, 51, 43) |
| HSL | hsl(8, 40%, 28%) |
| OKLCH | oklch(38.2% 0.072 30.5) |
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 #64332B | 10.24:1 | AAA | Lc -97.6 | Preferred for body text |
| Black text on #64332B | 2.05:1 | Fails | Lc 10.4 | Not readable |
| #64332B text on white | 10.24:1 | AAA | Lc 93.5 | Preferred for body text |
| #64332B text on black | 2.05:1 | Fails | Lc -9.0 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F4E6E4
oklch(93.5% 0.016 27.3)
-
Step 200
200
#ECD2CD
oklch(88.4% 0.03 30.6)
-
Step 300
300
#E2B4AC
oklch(80.9% 0.055 29.7)
-
Step 400
400
#D18C80
oklch(70.6% 0.087 30.2)
-
Step 500
500
#C36E60
oklch(63% 0.111 30.4)
-
Step 600
600
#AF5547
oklch(55.7% 0.121 30.4)
-
Step 700
700
#964538
oklch(49.2% 0.112 30.8)
-
Step 800
800
#7A392F
oklch(42.8% 0.093 30.3)
-
Step 900
900 (this color)
#64332B
oklch(38.2% 0.072 30.5)
-
Step 950
950
#3A1D19
oklch(27% 0.046 28.8)
#64332B 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) | #3F3A2A | 0.073 |
| Deuteranopia (no green cones) | #4B452A | 0.068 |
| Tritanopia (no blue cones) | #6D2B31 | 0.029 |
| Achromatopsia (no color) | #414141 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64332B
#64332B
oklch(38.2% 0.072 30.5)
- #004C57
#004C57
oklch(38.2% 0.066 211.3)
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 #64332B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.032
- Chestnut #742802 ΔE 0.047
- Reddy Brown #6E1005 ΔE 0.066
- Brownish Purple #76424E ΔE 0.070
- Mud Brown #60460F ΔE 0.071
- Blood #770001 ΔE 0.078
- Wine Red #7B0323 ΔE 0.079
- Charcoal Grey #3C4142 ΔE 0.080
Use #64332B 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.