#421A01
Closest named color: Chocolate Brown (#411900). oklch(27.3% 0.072 49.1), rgb(66, 26, 1).
Aa
White text reads best on this color (15.21:1).
About this color
#421A01 is a dark, moderately saturated brown. In OKLCH its lightness is 27%, its chroma 0.072 and its hue 49°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.004 away. White text reads best on it, at 15.21:1.
| Hue family | Browns |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.072) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.37:1 |
| White text | 15.21:1 |
Values
| HEX | #421A01 |
| RGB | rgb(66, 26, 1) |
| HSL | hsl(23, 97%, 13%) |
| OKLCH | oklch(27.3% 0.072 49.1) |
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 #421A01 | 15.21:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #421A01 | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #421A01 text on white | 15.21:1 | AAA | Lc 101.7 | Preferred for body text |
| #421A01 text on black | 1.37:1 | 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
#FCF3EF
oklch(97% 0.011 45.7)
-
Step 100
100
#F8E6DC
oklch(93.7% 0.024 51.2)
-
Step 200
200
#F4D1BE
oklch(88.5% 0.047 50.2)
-
Step 300
300
#EEB190
oklch(80.9% 0.084 49.5)
-
Step 400
400
#E3854E
oklch(70.7% 0.135 49.6)
-
Step 500
500
#D76300
oklch(63.2% 0.169 49.3)
-
Step 600
600
#B65200
oklch(55.7% 0.149 48.9)
-
Step 700
700
#994400
oklch(49% 0.131 49)
-
Step 800
800
#7F3700
oklch(42.8% 0.115 48.9)
-
Step 900
900
#6A2D00
oklch(37.6% 0.101 49.1)
-
Step 950
950 (this color)
#421A01
oklch(27.3% 0.072 49.1)
#421A01 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) | #262000 | 0.063 |
| Deuteranopia (no green cones) | #2F2900 | 0.058 |
| Tritanopia (no blue cones) | #4A1015 | 0.042 |
| Achromatopsia (no color) | #262626 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #421A01
#421A01
oklch(27.3% 0.072 49.1)
- #002C3C
#002C3C
oklch(27.4% 0.054 228.4)
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 #421A01, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.004
- Dark Brown #341C02 ΔE 0.031
- Mahogany #4A0100 ΔE 0.046
- Deep Brown #410200 ΔE 0.050
- Dark Maroon #3C0008 ΔE 0.065
- Jet #212529 ΔE 0.081
- Pakistan Green #283618 ΔE 0.090
- Burgundy #610023 ΔE 0.094
Use #421A01 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.