#250510
Closest named color: Very Dark Brown (#1D0200). oklch(18.3% 0.057 2.4), rgb(37, 5, 16).
Aa
White text reads best on this color (18.95:1).
About this color
#250510 is a very dark, muted red. In OKLCH its lightness is 18%, its chroma 0.057 and its hue 2°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.044 away. White text reads best on it, at 18.95:1.
| Hue family | Reds |
| Lightness | very dark (18%) |
| Chroma | muted (0.057) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.10:1 |
| White text | 18.95:1 |
Values
| HEX | #250510 |
| RGB | rgb(37, 5, 16) |
| HSL | hsl(339, 76%, 8%) |
| OKLCH | oklch(18.3% 0.057 2.4) |
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 #250510 | 18.95:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #250510 | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #250510 text on white | 18.95:1 | AAA | Lc 105.1 | Preferred for body text |
| #250510 text on black | 1.10:1 | 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
#FBF3F5
oklch(97.1% 0.009 0.1)
-
Step 100
100
#F6E5E9
oklch(93.7% 0.019 1.4)
-
Step 200
200
#F0CFD7
oklch(88.4% 0.038 1.6)
-
Step 300
300
#E7AFBD
oklch(80.9% 0.068 2.1)
-
Step 400
400
#D8839B
oklch(70.6% 0.108 2)
-
Step 500
500
#CB6282
oklch(63.1% 0.137 2.5)
-
Step 600
600
#B6466C
oklch(55.5% 0.149 2.2)
-
Step 700
700
#9D375A
oklch(49.2% 0.139 2.5)
-
Step 800
800
#7F2E4A
oklch(42.6% 0.115 1.8)
-
Step 900
900
#672A3D
oklch(37.7% 0.09 2.8)
-
Step 950
950 (this color)
#250510
oklch(18.3% 0.057 2.4)
#250510 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) | #0B0C10 | 0.063 |
| Deuteranopia (no green cones) | #14130F | 0.058 |
| Tritanopia (no blue cones) | #290209 | 0.016 |
| Achromatopsia (no color) | #111111 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #250510
#250510
oklch(18.3% 0.057 2.4)
- #001713
#001713
oklch(18.3% 0.033 180.5)
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 #250510, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.044
- Dark Maroon #3C0008 ΔE 0.059
- Almost Black #070D0D ΔE 0.073
- Very Dark Purple #2A0134 ΔE 0.075
- Deep Brown #410200 ΔE 0.076
- Midnight Purple #280137 ΔE 0.080
- Dark Plum #3F012C ΔE 0.082
- Eggplant #380835 ΔE 0.084
Use #250510 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.