#250B10
Closest named color: Very Dark Brown (#1D0200). oklch(19.4% 0.044 10.2), rgb(37, 11, 16).
Aa
White text reads best on this color (18.51:1).
About this color
#250B10 is a very dark, muted red. In OKLCH its lightness is 19%, its chroma 0.044 and its hue 10°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.049 away. White text reads best on it, at 18.51:1.
| Hue family | Reds |
| Lightness | very dark (19%) |
| Chroma | muted (0.044) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.13:1 |
| White text | 18.51:1 |
Values
| HEX | #250B10 |
| RGB | rgb(37, 11, 16) |
| HSL | hsl(348, 54%, 9%) |
| OKLCH | oklch(19.4% 0.044 10.2) |
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 #250B10 | 18.51:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #250B10 | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #250B10 text on white | 18.51:1 | AAA | Lc 104.9 | Preferred for body text |
| #250B10 text on black | 1.13:1 | 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
#FAF4F4
oklch(97.2% 0.006 17.3)
-
Step 100
100
#F4E6E7
oklch(93.6% 0.015 12.4)
-
Step 200
200
#ECD2D4
oklch(88.6% 0.029 12.4)
-
Step 300
300
#E0B3B9
oklch(80.9% 0.053 9.3)
-
Step 400
400
#CF8B94
oklch(70.7% 0.084 10.7)
-
Step 500
500
#C16D7A
oklch(63.2% 0.107 10.7)
-
Step 600
600
#AC5363
oklch(55.6% 0.117 10.4)
-
Step 700
700
#934352
oklch(49% 0.109 10.2)
-
Step 800
800
#783843
oklch(42.8% 0.09 10.9)
-
Step 900
900
#613139
oklch(37.8% 0.07 10.4)
-
Step 950
950 (this color)
#250B10
oklch(19.4% 0.044 10.2)
#250B10 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) | #101010 | 0.049 |
| Deuteranopia (no green cones) | #17150F | 0.044 |
| Tritanopia (no blue cones) | #29080D | 0.012 |
| Achromatopsia (no color) | #131313 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #250B10
#250B10
oklch(19.4% 0.044 10.2)
- #001918
#001918
oklch(19.3% 0.033 191.3)
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 #250B10, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.049
- Dark Maroon #3C0008 ΔE 0.057
- Almost Black #070D0D ΔE 0.069
- Deep Brown #410200 ΔE 0.070
- Rich Black #0D1B2A ΔE 0.073
- Dark Brown #341C02 ΔE 0.075
- Rich Navy #001219 ΔE 0.077
- Very Dark Purple #2A0134 ΔE 0.081
Use #250B10 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.