#421E1C
Closest named color: Chocolate Brown (#411900). oklch(28.6% 0.056 24.5), rgb(66, 30, 28).
Aa
White text reads best on this color (14.64:1).
About this color
#421E1C is a dark, muted red. In OKLCH its lightness is 29%, its chroma 0.056 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.035 away. White text reads best on it, at 14.64:1.
| Hue family | Reds |
| Lightness | dark (29%) |
| Chroma | muted (0.056) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.43:1 |
| White text | 14.64:1 |
Values
| HEX | #421E1C |
| RGB | rgb(66, 30, 28) |
| HSL | hsl(3, 40%, 18%) |
| OKLCH | oklch(28.6% 0.056 24.5) |
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 #421E1C | 14.64:1 | AAA | Lc -104.1 | Preferred for body text |
| Black text on #421E1C | 1.43:1 | Fails | Lc 0.0 | Not readable |
| #421E1C text on white | 14.64:1 | AAA | Lc 101.2 | Preferred for body text |
| #421E1C 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
#FBF3F2
oklch(97% 0.009 26)
-
Step 100
100
#F7E5E3
oklch(93.6% 0.02 25.2)
-
Step 200
200
#F1D0CD
oklch(88.5% 0.037 24)
-
Step 300
300
#E9B1AB
oklch(81% 0.066 25.6)
-
Step 400
400
#DB857F
oklch(70.6% 0.107 24.4)
-
Step 500
500
#CF645F
oklch(63.1% 0.137 24.5)
-
Step 600
600
#BA4946
oklch(55.6% 0.147 24.6)
-
Step 700
700
#A03937
oklch(49.1% 0.137 24.7)
-
Step 800
800
#82302E
oklch(42.7% 0.114 24.6)
-
Step 900
900
#692C29
oklch(37.8% 0.088 25)
-
Step 950
950 (this color)
#421E1C
oklch(28.6% 0.056 24.5)
#421E1C 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) | #26241C | 0.059 |
| Deuteranopia (no green cones) | #2F2B1B | 0.054 |
| Tritanopia (no blue cones) | #48191E | 0.018 |
| Achromatopsia (no color) | #292929 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #421E1C
#421E1C
oklch(28.6% 0.056 24.5)
- #003135
#003135
oklch(28.5% 0.049 203.5)
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 #421E1C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.035
- Dark Brown #341C02 ΔE 0.049
- Mahogany #4A0100 ΔE 0.056
- Deep Brown #410200 ΔE 0.061
- Jet #212529 ΔE 0.068
- Dark Maroon #3C0008 ΔE 0.070
- Space Cadet #2B2D42 ΔE 0.078
- Burgundy #610023 ΔE 0.079
Use #421E1C 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.