#642E24
Closest named color: Chestnut (#742802). oklch(37.2% 0.081 31.9), rgb(100, 46, 36).
Aa
White text reads best on this color (10.72:1).
About this color
#642E24 is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.081 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.041 away. White text reads best on it, at 10.72:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.081) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.95:1 |
| White text | 10.72:1 |
Values
| HEX | #642E24 |
| RGB | rgb(100, 46, 36) |
| HSL | hsl(9, 47%, 27%) |
| OKLCH | oklch(37.2% 0.081 31.9) |
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 #642E24 | 10.72:1 | AAA | Lc -98.4 | Preferred for body text |
| Black text on #642E24 | 1.95:1 | Fails | Lc 9.4 | Not readable |
| #642E24 text on white | 10.72:1 | AAA | Lc 94.5 | Preferred for body text |
| #642E24 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
#FBF4F2
oklch(97.2% 0.008 36.6)
-
Step 100
100
#F5E6E3
oklch(93.6% 0.017 31.1)
-
Step 200
200
#EED2CC
oklch(88.5% 0.033 32.1)
-
Step 300
300
#E5B3A9
oklch(80.9% 0.06 31.4)
-
Step 400
400
#D68A7B
oklch(70.8% 0.096 31.8)
-
Step 500
500
#C96B59
oklch(63.2% 0.123 32)
-
Step 600
600
#B4503E
oklch(55.5% 0.134 32)
-
Step 700
700
#9B4030
oklch(49.1% 0.125 31.9)
-
Step 800
800
#7E3629
oklch(42.8% 0.103 32)
-
Step 900
900 (this color)
#642E24
oklch(37.2% 0.081 31.9)
-
Step 950
950
#3C1C16
oklch(27% 0.052 31.8)
#642E24 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) | #3C3723 | 0.081 |
| Deuteranopia (no green cones) | #494223 | 0.075 |
| Tritanopia (no blue cones) | #6E242C | 0.034 |
| Achromatopsia (no color) | #3E3E3E | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #642E24
#642E24
oklch(37.2% 0.081 31.9)
- #004954
#004954
oklch(37.2% 0.065 211.8)
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 #642E24, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.041
- Purple Brown #673A3F ΔE 0.044
- Reddy Brown #6E1005 ΔE 0.054
- Blood #770001 ΔE 0.068
- Claret #680018 ΔE 0.072
- Wine Red #7B0323 ΔE 0.072
- Maroon #800000 ΔE 0.074
- Mud Brown #60460F ΔE 0.077
Use #642E24 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.