#25040F
Closest named color: Very Dark Brown (#1D0200). oklch(18% 0.059 3.2), rgb(37, 4, 15).
Aa
White text reads best on this color (19.04:1).
About this color
#25040F is a very dark, muted red. In OKLCH its lightness is 18%, its chroma 0.059 and its hue 3°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.042 away. White text reads best on it, at 19.04:1.
| Hue family | Reds |
| Lightness | very dark (18%) |
| Chroma | muted (0.059) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.10:1 |
| White text | 19.04:1 |
Values
| HEX | #25040F |
| RGB | rgb(37, 4, 15) |
| HSL | hsl(340, 80%, 8%) |
| OKLCH | oklch(18% 0.059 3.2) |
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 #25040F | 19.04:1 | AAA | Lc -107.2 | Preferred for body text |
| Black text on #25040F | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #25040F text on white | 19.04:1 | AAA | Lc 105.1 | Preferred for body text |
| #25040F 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
#F6E5E8
oklch(93.6% 0.019 5.3)
-
Step 200
200
#F1CFD6
oklch(88.5% 0.039 4)
-
Step 300
300
#E8AEBC
oklch(80.8% 0.07 2.8)
-
Step 400
400
#DA8299
oklch(70.6% 0.111 3.5)
-
Step 500
500
#CE6081
oklch(63.2% 0.143 3.1)
-
Step 600
600
#B9446A
oklch(55.7% 0.154 3.5)
-
Step 700
700
#9F3458
oklch(49.1% 0.144 3.4)
-
Step 800
800
#812C48
oklch(42.6% 0.12 3.3)
-
Step 900
900
#68293D
oklch(37.7% 0.093 2.7)
-
Step 950
950 (this color)
#25040F
oklch(18% 0.059 3.2)
#25040F 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) | #0A0C0F | 0.067 |
| Deuteranopia (no green cones) | #14120E | 0.058 |
| Tritanopia (no blue cones) | #290108 | 0.016 |
| Achromatopsia (no color) | #101010 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #25040F
#25040F
oklch(18% 0.059 3.2)
- #001613
#001613
oklch(18% 0.032 183.7)
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 #25040F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.042
- Dark Maroon #3C0008 ΔE 0.059
- Almost Black #070D0D ΔE 0.074
- Very Dark Purple #2A0134 ΔE 0.076
- Deep Brown #410200 ΔE 0.076
- Midnight Purple #280137 ΔE 0.082
- Dark Plum #3F012C ΔE 0.084
- Eggplant #380835 ΔE 0.086
Use #25040F 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.