#421D24
Closest named color: Chocolate Brown (#411900). oklch(28.6% 0.058 9.5), rgb(66, 29, 36).
Aa
White text reads best on this color (14.65:1).
About this color
#421D24 is a dark, muted red. In OKLCH its lightness is 29%, its chroma 0.058 and its hue 9°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.049 away. White text reads best on it, at 14.65:1.
| Hue family | Reds |
| Lightness | dark (29%) |
| Chroma | muted (0.058) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.43:1 |
| White text | 14.65:1 |
Values
| HEX | #421D24 |
| RGB | rgb(66, 29, 36) |
| HSL | hsl(349, 39%, 19%) |
| OKLCH | oklch(28.6% 0.058 9.5) |
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 #421D24 | 14.65:1 | AAA | Lc -104.1 | Preferred for body text |
| Black text on #421D24 | 1.43:1 | Fails | Lc 0.0 | Not readable |
| #421D24 text on white | 14.65:1 | AAA | Lc 101.2 | Preferred for body text |
| #421D24 text on black | 1.43:1 | 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 950.
-
Step 50
50
#FBF3F4
oklch(97.1% 0.009 8.5)
-
Step 100
100
#F7E5E7
oklch(93.7% 0.02 9.8)
-
Step 200
200
#F1CFD4
oklch(88.5% 0.039 7.9)
-
Step 300
300
#E9AFB7
oklch(81% 0.069 9.5)
-
Step 400
400
#DB8392
oklch(70.7% 0.109 9.2)
-
Step 500
500
#CE6177
oklch(63% 0.139 9.3)
-
Step 600
600
#BA4560
oklch(55.7% 0.152 9.4)
-
Step 700
700
#A0354F
oklch(49.1% 0.142 9.4)
-
Step 800
800
#822D41
oklch(42.7% 0.118 9.3)
-
Step 900
900
#692A37
oklch(37.8% 0.091 9.7)
-
Step 950
950 (this color)
#421D24
oklch(28.6% 0.058 9.5)
#421D24 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) | #242424 | 0.063 |
| Deuteranopia (no green cones) | #2D2B23 | 0.059 |
| Tritanopia (no blue cones) | #481920 | 0.015 |
| Achromatopsia (no color) | #282828 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #421D24
#421D24
oklch(28.6% 0.058 9.5)
- #00322F
#00322F
oklch(28.6% 0.05 188.4)
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 #421D24, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.049
- Mahogany #4A0100 ΔE 0.061
- Dark Brown #341C02 ΔE 0.061
- Deep Brown #410200 ΔE 0.066
- Jet #212529 ΔE 0.067
- Aubergine #3D0734 ΔE 0.068
- Dark Plum #3F012C ΔE 0.069
- Dark Maroon #3C0008 ΔE 0.070
Use #421D24 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.