#21240A
Closest named color: Dark Brown (#341C02). oklch(25% 0.043 115), rgb(33, 36, 10).
Aa
White text reads best on this color (15.89:1).
About this color
#21240A is a dark, muted brown. In OKLCH its lightness is 25%, its chroma 0.043 and its hue 115°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.043 away. White text reads best on it, at 15.89:1.
| Hue family | Browns |
| Lightness | dark (25%) |
| Chroma | muted (0.043) |
| Temperature | in between |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.32:1 |
| White text | 15.89:1 |
Values
| HEX | #21240A |
| RGB | rgb(33, 36, 10) |
| HSL | hsl(67, 57%, 9%) |
| OKLCH | oklch(25% 0.043 115) |
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 #21240A | 15.89:1 | AAA | Lc -105.4 | Preferred for body text |
| Black text on #21240A | 1.32:1 | Fails | Lc 0.0 | Not readable |
| #21240A text on white | 15.89:1 | AAA | Lc 102.8 | Preferred for body text |
| #21240A text on black | 1.32:1 | 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
#F5F6F1
oklch(97.1% 0.007 115.7)
-
Step 100
100
#E9EBE0
oklch(93.6% 0.015 115)
-
Step 200
200
#D8DCC7
oklch(88.6% 0.029 115.7)
-
Step 300
300
#BFC5A0
oklch(80.9% 0.051 115)
-
Step 400
400
#9FA76C
oklch(70.8% 0.081 114.8)
-
Step 500
500
#879142
oklch(63.1% 0.104 115.4)
-
Step 600
600
#727B1F
oklch(55.8% 0.113 115)
-
Step 700
700
#5F6710
oklch(49.1% 0.105 115.1)
-
Step 800
800
#4E5412
oklch(42.7% 0.086 114.7)
-
Step 900
900
#404617
oklch(37.8% 0.068 115.9)
-
Step 950
950 (this color)
#21240A
oklch(25% 0.043 115)
#21240A 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 | 0.012 |
| Deuteranopia (no green cones) | #27220C | 0.014 |
| Tritanopia (no blue cones) | #23221E | 0.036 |
| Achromatopsia (no color) | #222222 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #21240A
#21240A
oklch(25% 0.043 115)
- #231D34
#231D34
oklch(24.9% 0.043 295.1)
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 #21240A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.043
- Very Dark Green #062E03 ΔE 0.050
- Dark Forest Green #002D04 ΔE 0.051
- Jet #212529 ΔE 0.051
- Pakistan Green #283618 ΔE 0.064
- Dark #1B2431 ΔE 0.067
- Chocolate Brown #411900 ΔE 0.070
- Rich Black #0D1B2A ΔE 0.080
Use #21240A 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.