#250304
Closest named color: Very Dark Brown (#1D0200). oklch(17.4% 0.06 23.7), rgb(37, 3, 4).
Aa
White text reads best on this color (19.20:1).
About this color
#250304 is a very dark, muted red. In OKLCH its lightness is 17%, its chroma 0.060 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.026 away. White text reads best on it, at 19.20:1.
| Hue family | Reds |
| Lightness | very dark (17%) |
| Chroma | muted (0.060) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.09:1 |
| White text | 19.20:1 |
Values
| HEX | #250304 |
| RGB | rgb(37, 3, 4) |
| HSL | hsl(358, 85%, 8%) |
| OKLCH | oklch(17.4% 0.06 23.7) |
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 #250304 | 19.20:1 | AAA | Lc -107.2 | Preferred for body text |
| Black text on #250304 | 1.09:1 | Fails | Lc 0.0 | Not readable |
| #250304 text on white | 19.20:1 | AAA | Lc 105.1 | Preferred for body text |
| #250304 text on black | 1.09:1 | 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F7E5E3
oklch(93.6% 0.02 25.2)
-
Step 200
200
#F2D0CD
oklch(88.5% 0.039 23.9)
-
Step 300
300
#EBAFAB
oklch(80.8% 0.071 23.1)
-
Step 400
400
#DF837E
oklch(70.7% 0.114 23.7)
-
Step 500
500
#D3615E
oklch(63.2% 0.145 23.6)
-
Step 600
600
#BE4444
oklch(55.6% 0.157 23.8)
-
Step 700
700
#A43436
oklch(49.1% 0.147 23.4)
-
Step 800
800
#852D2D
oklch(42.8% 0.121 23.8)
-
Step 900
900
#6B2928
oklch(37.6% 0.095 23.6)
-
Step 950
950 (this color)
#250304
oklch(17.4% 0.06 23.7)
#250304 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) | #0C0A04 | 0.064 |
| Deuteranopia (no green cones) | #151203 | 0.061 |
| Tritanopia (no blue cones) | #2A0004 | 0.014 |
| Achromatopsia (no color) | #0F0F0F | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #250304
#250304
oklch(17.4% 0.06 23.7)
- #001416
#001416
oklch(17.4% 0.03 202.8)
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 #250304, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.026
- Dark Maroon #3C0008 ΔE 0.059
- Deep Brown #410200 ΔE 0.073
- Almost Black #070D0D ΔE 0.073
- Dark Brown #341C02 ΔE 0.089
- Rich Navy #001219 ΔE 0.090
- Mahogany #4A0100 ΔE 0.095
- Very Dark Purple #2A0134 ΔE 0.098
Use #250304 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.