#421C0A
Closest named color: Chocolate Brown (#411900). oklch(27.8% 0.065 44.1), rgb(66, 28, 10).
Aa
White text reads best on this color (14.97:1).
About this color
#421C0A is a dark, muted brown. In OKLCH its lightness is 28%, its chroma 0.065 and its hue 44°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.013 away. White text reads best on it, at 14.97:1.
| Hue family | Browns |
| Lightness | dark (28%) |
| Chroma | muted (0.065) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.40:1 |
| White text | 14.97:1 |
Values
| HEX | #421C0A |
| RGB | rgb(66, 28, 10) |
| HSL | hsl(19, 74%, 15%) |
| OKLCH | oklch(27.8% 0.065 44.1) |
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 #421C0A | 14.97:1 | AAA | Lc -104.4 | Preferred for body text |
| Black text on #421C0A | 1.40:1 | Fails | Lc 0.0 | Not readable |
| #421C0A text on white | 14.97:1 | AAA | Lc 101.5 | Preferred for body text |
| #421C0A text on black | 1.40:1 | 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
#F8E6DE
oklch(93.7% 0.023 45.6)
-
Step 200
200
#F3D1C3
oklch(88.6% 0.043 43.7)
-
Step 300
300
#ECB198
oklch(80.9% 0.077 44)
-
Step 400
400
#E0865E
oklch(70.7% 0.124 44.3)
-
Step 500
500
#D5632C
oklch(63.1% 0.159 43.7)
-
Step 600
600
#BC4B00
oklch(55.6% 0.161 44.3)
-
Step 700
700
#9F3E00
oklch(49.1% 0.142 44.2)
-
Step 800
800
#833200
oklch(42.7% 0.123 44.4)
-
Step 900
900
#6C2B07
oklch(37.7% 0.103 44.4)
-
Step 950
950 (this color)
#421C0A
oklch(27.8% 0.065 44.1)
#421C0A 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) | #272208 | 0.060 |
| Deuteranopia (no green cones) | #302A09 | 0.055 |
| Tritanopia (no blue cones) | #491418 | 0.034 |
| Achromatopsia (no color) | #272727 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #421C0A
#421C0A
oklch(27.8% 0.065 44.1)
- #002E3B
#002E3B
oklch(27.9% 0.052 222.4)
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 #421C0A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.013
- Dark Brown #341C02 ΔE 0.034
- Mahogany #4A0100 ΔE 0.049
- Deep Brown #410200 ΔE 0.053
- Dark Maroon #3C0008 ΔE 0.067
- Jet #212529 ΔE 0.076
- Pakistan Green #283618 ΔE 0.087
- Burgundy #610023 ΔE 0.089
Use #421C0A 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.