#64302C
Closest named color: Purple Brown (#673A3F). oklch(37.7% 0.076 25.8), rgb(100, 48, 44).
Aa
White text reads best on this color (10.49:1).
About this color
#64302C is a dark, moderately saturated red. In OKLCH its lightness is 38%, its chroma 0.076 and its hue 26°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.034 away. White text reads best on it, at 10.49:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.076) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.00:1 |
| White text | 10.49:1 |
Values
| HEX | #64302C |
| RGB | rgb(100, 48, 44) |
| HSL | hsl(4, 39%, 28%) |
| OKLCH | oklch(37.7% 0.076 25.8) |
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 #64302C | 10.49:1 | AAA | Lc -98.0 | Preferred for body text |
| Black text on #64302C | 2.00:1 | Fails | Lc 9.9 | Not readable |
| #64302C text on white | 10.49:1 | AAA | Lc 94.0 | Preferred for body text |
| #64302C text on black | 2.00:1 | Fails | Lc -8.5 | 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
#FBF4F3
oklch(97.2% 0.008 27.2)
-
Step 100
100
#F5E6E4
oklch(93.6% 0.017 26.7)
-
Step 200
200
#EED2CE
oklch(88.6% 0.032 27.4)
-
Step 300
300
#E3B3AE
oklch(80.9% 0.057 25.3)
-
Step 400
400
#D48A83
oklch(70.7% 0.092 25.5)
-
Step 500
500
#C66C64
oklch(63.2% 0.116 26.2)
-
Step 600
600
#B1524B
oklch(55.6% 0.125 26.2)
-
Step 700
700
#98423C
oklch(49.1% 0.117 26.3)
-
Step 800
800
#7C3732
oklch(42.8% 0.097 26.2)
-
Step 900
900 (this color)
#64302C
oklch(37.7% 0.076 25.8)
-
Step 950
950
#3B1C1A
oklch(26.9% 0.049 24.7)
#64302C 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) | #3C392B | 0.080 |
| Deuteranopia (no green cones) | #49432B | 0.073 |
| Tritanopia (no blue cones) | #6D282F | 0.026 |
| Achromatopsia (no color) | #3F3F3F | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64302C
#64302C
oklch(37.7% 0.076 25.8)
- #004B52
#004B52
oklch(37.7% 0.064 205.5)
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 #64302C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.034
- Chestnut #742802 ΔE 0.048
- Reddy Brown #6E1005 ΔE 0.061
- Wine Red #7B0323 ΔE 0.073
- Brownish Purple #76424E ΔE 0.073
- Blood #770001 ΔE 0.074
- Claret #680018 ΔE 0.075
- Bordeaux #7B002C ΔE 0.078
Use #64302C 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.