#421A0C
Closest named color: Chocolate Brown (#411900). oklch(27.5% 0.067 39.4), rgb(66, 26, 12).
Aa
White text reads best on this color (15.16:1).
About this color
#421A0C is a dark, muted red. In OKLCH its lightness is 27%, its chroma 0.067 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.014 away. White text reads best on it, at 15.16:1.
| Hue family | Reds |
| Lightness | dark (27%) |
| Chroma | muted (0.067) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.38:1 |
| White text | 15.16:1 |
Values
| HEX | #421A0C |
| RGB | rgb(66, 26, 12) |
| HSL | hsl(16, 69%, 15%) |
| OKLCH | oklch(27.5% 0.067 39.4) |
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 #421A0C | 15.16:1 | AAA | Lc -104.5 | Preferred for body text |
| Black text on #421A0C | 1.38:1 | Fails | Lc 0.0 | Not readable |
| #421A0C text on white | 15.16:1 | AAA | Lc 101.7 | Preferred for body text |
| #421A0C text on black | 1.38:1 | 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
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F8E5DF
oklch(93.5% 0.022 38.3)
-
Step 200
200
#F4D0C4
oklch(88.5% 0.044 39.3)
-
Step 300
300
#EEB09B
oklch(81% 0.079 39.5)
-
Step 400
400
#E38363
oklch(70.7% 0.127 39.1)
-
Step 500
500
#D86035
oklch(63.1% 0.162 39.4)
-
Step 600
600
#C34204
oklch(55.6% 0.175 39.4)
-
Step 700
700
#A63600
oklch(49.2% 0.156 39.5)
-
Step 800
800
#882B01
oklch(42.6% 0.135 39.4)
-
Step 900
900
#6E290F
oklch(37.8% 0.105 39.5)
-
Step 950
950 (this color)
#421A0C
oklch(27.5% 0.067 39.4)
#421A0C 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) | #25200A | 0.064 |
| Deuteranopia (no green cones) | #2F290B | 0.058 |
| Tritanopia (no blue cones) | #491217 | 0.031 |
| Achromatopsia (no color) | #262626 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #421A0C
#421A0C
oklch(27.5% 0.067 39.4)
- #002D38
#002D38
oklch(27.5% 0.05 219.1)
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 #421A0C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.014
- Dark Brown #341C02 ΔE 0.036
- Mahogany #4A0100 ΔE 0.044
- Deep Brown #410200 ΔE 0.048
- Dark Maroon #3C0008 ΔE 0.061
- Jet #212529 ΔE 0.076
- Burgundy #610023 ΔE 0.086
- Dark Plum #3F012C ΔE 0.089
Use #421A0C 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.