#251203
Closest named color: Dark Brown (#341C02). oklch(20.6% 0.042 59.2), rgb(37, 18, 3).
Aa
White text reads best on this color (18.00:1).
About this color
#251203 is a very dark, muted brown. In OKLCH its lightness is 21%, its chroma 0.042 and its hue 59°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.050 away. White text reads best on it, at 18.00:1.
| Hue family | Browns |
| Lightness | very dark (21%) |
| Chroma | muted (0.042) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.16:1 |
| White text | 18.00:1 |
Values
| HEX | #251203 |
| RGB | rgb(37, 18, 3) |
| HSL | hsl(26, 85%, 8%) |
| OKLCH | oklch(20.6% 0.042 59.2) |
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 #251203 | 18.00:1 | AAA | Lc -106.8 | Preferred for body text |
| Black text on #251203 | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #251203 text on white | 18.00:1 | AAA | Lc 104.6 | Preferred for body text |
| #251203 text on black | 1.16:1 | 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
#F9F4F1
oklch(97% 0.007 53.4)
-
Step 100
100
#F1E8E1
oklch(93.6% 0.014 60.6)
-
Step 200
200
#E7D5C8
oklch(88.4% 0.027 58.3)
-
Step 300
300
#D9BAA1
oklch(80.9% 0.049 60.9)
-
Step 400
400
#C6956F
oklch(70.7% 0.079 58.8)
-
Step 500
500
#B67A47
oklch(63.1% 0.101 59.8)
-
Step 600
600
#A26228
oklch(55.7% 0.11 59.3)
-
Step 700
700
#8A501A
oklch(49% 0.102 58.9)
-
Step 800
800
#704218
oklch(42.6% 0.084 59.4)
-
Step 900
900
#5B381B
oklch(37.6% 0.066 58.5)
-
Step 950
950 (this color)
#251203
oklch(20.6% 0.042 59.2)
#251203 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) | #181402 | 0.030 |
| Deuteranopia (no green cones) | #1C1803 | 0.028 |
| Tritanopia (no blue cones) | #290E0E | 0.028 |
| Achromatopsia (no color) | #171717 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #251203
#251203
oklch(20.6% 0.042 59.2)
- #031A28
#031A28
oklch(20.7% 0.041 238.1)
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 #251203, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.050
- Very Dark Brown #1D0200 ΔE 0.059
- Dark Maroon #3C0008 ΔE 0.067
- Deep Brown #410200 ΔE 0.069
- Chocolate Brown #411900 ΔE 0.071
- Almost Black #070D0D ΔE 0.073
- Jet #212529 ΔE 0.076
- Rich Black #0D1B2A ΔE 0.078
Use #251203 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.