#642919
Closest named color: Chestnut (#742802). oklch(36.2% 0.09 36.1), rgb(100, 41, 25).
Aa
White text reads best on this color (11.21:1).
About this color
#642919 is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.090 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.037 away. White text reads best on it, at 11.21:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.090) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.87:1 |
| White text | 11.21:1 |
Values
| HEX | #642919 |
| RGB | rgb(100, 41, 25) |
| HSL | hsl(13, 60%, 25%) |
| OKLCH | oklch(36.2% 0.09 36.1) |
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 #642919 | 11.21:1 | AAA | Lc -99.2 | Preferred for body text |
| Black text on #642919 | 1.87:1 | Fails | Lc 8.5 | Not readable |
| #642919 text on white | 11.21:1 | AAA | Lc 95.4 | Preferred for body text |
| #642919 text on black | 1.87:1 | Fails | Lc 0.0 | 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
#FBF3F1
oklch(97% 0.009 34.3)
-
Step 100
100
#F6E6E1
oklch(93.6% 0.019 38.1)
-
Step 200
200
#F1D1C8
oklch(88.5% 0.038 36.2)
-
Step 300
300
#E8B2A3
oklch(80.9% 0.067 36.1)
-
Step 400
400
#DB8871
oklch(70.8% 0.108 36.3)
-
Step 500
500
#CE674B
oklch(63% 0.137 36.2)
-
Step 600
600
#BA4C2D
oklch(55.7% 0.15 36.4)
-
Step 700
700
#A03C20
oklch(49.2% 0.139 36.2)
-
Step 800
800
#82321D
oklch(42.7% 0.116 35.7)
-
Step 900
900 (this color)
#642919
oklch(36.2% 0.09 36.1)
-
Step 950
950
#3E1B12
oklch(27.1% 0.057 35.5)
#642919 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) | #393317 | 0.089 |
| Deuteranopia (no green cones) | #474018 | 0.083 |
| Tritanopia (no blue cones) | #6E1D25 | 0.038 |
| Achromatopsia (no color) | #3B3B3B | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #642919
#642919
oklch(36.2% 0.09 36.1)
- #004653
#004653
oklch(36.3% 0.064 215.3)
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 #642919, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.037
- Reddy Brown #6E1005 ΔE 0.042
- Blood #770001 ΔE 0.059
- Purple Brown #673A3F ΔE 0.059
- Claret #680018 ΔE 0.063
- Maroon #800000 ΔE 0.068
- Wine Red #7B0323 ΔE 0.069
- Burgundy #610023 ΔE 0.077
Use #642919 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.