#250B05
Closest named color: Very Dark Brown (#1D0200). oklch(19.1% 0.046 36.1), rgb(37, 11, 5).
Aa
White text reads best on this color (18.60:1).
About this color
#250B05 is a very dark, muted red. In OKLCH its lightness is 19%, its chroma 0.046 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.041 away. White text reads best on it, at 18.60:1.
| Hue family | Reds |
| Lightness | very dark (19%) |
| Chroma | muted (0.046) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.12:1 |
| White text | 18.60:1 |
Values
| HEX | #250B05 |
| RGB | rgb(37, 11, 5) |
| HSL | hsl(11, 76%, 8%) |
| OKLCH | oklch(19.1% 0.046 36.1) |
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 #250B05 | 18.60:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #250B05 | 1.12:1 | Fails | Lc 0.0 | Not readable |
| #250B05 text on white | 18.60:1 | AAA | Lc 105.0 | Preferred for body text |
| #250B05 text on black | 1.12:1 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F4E6E3
oklch(93.5% 0.016 32)
-
Step 200
200
#ECD3CB
oklch(88.5% 0.03 38.6)
-
Step 300
300
#E1B5A8
oklch(80.9% 0.055 37.1)
-
Step 400
400
#D18D7A
oklch(70.7% 0.088 36.3)
-
Step 500
500
#C36F58
oklch(63% 0.112 36.2)
-
Step 600
600
#AF563E
oklch(55.7% 0.122 36.1)
-
Step 700
700
#964530
oklch(49.1% 0.114 35.6)
-
Step 800
800
#7A3A28
oklch(42.8% 0.094 36.6)
-
Step 900
900
#623225
oklch(37.6% 0.073 36.1)
-
Step 950
950 (this color)
#250B05
oklch(19.1% 0.046 36.1)
#250B05 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) | #120F04 | 0.046 |
| Deuteranopia (no green cones) | #181505 | 0.043 |
| Tritanopia (no blue cones) | #2A0609 | 0.021 |
| Achromatopsia (no color) | #131313 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #250B05
#250B05
oklch(19.1% 0.046 36.1)
- #00181E
#00181E
oklch(19.3% 0.034 215.7)
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 #250B05, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.041
- Dark Maroon #3C0008 ΔE 0.058
- Deep Brown #410200 ΔE 0.068
- Dark Brown #341C02 ΔE 0.068
- Almost Black #070D0D ΔE 0.068
- Rich Navy #001219 ΔE 0.081
- Rich Black #0D1B2A ΔE 0.083
- Chocolate Brown #411900 ΔE 0.084
Use #250B05 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.