#37081C
Closest named color: Dark Maroon (#3C0008). oklch(23% 0.076 359.2), rgb(55, 8, 28).
Aa
White text reads best on this color (17.29:1).
About this color
#37081C is a very dark, moderately saturated red. In OKLCH its lightness is 23%, its chroma 0.076 and its hue 359°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.034 away. White text reads best on it, at 17.29:1.
| Hue family | Reds |
| Lightness | very dark (23%) |
| Chroma | moderately saturated (0.076) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.21:1 |
| White text | 17.29:1 |
Values
| HEX | #37081C |
| RGB | rgb(55, 8, 28) |
| HSL | hsl(334, 75%, 12%) |
| OKLCH | oklch(23% 0.076 359.2) |
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 #37081C | 17.29:1 | AAA | Lc -106.0 | Preferred for body text |
| Black text on #37081C | 1.21:1 | Fails | Lc 0.0 | Not readable |
| #37081C text on white | 17.29:1 | AAA | Lc 103.6 | Preferred for body text |
| #37081C text on black | 1.21:1 | 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
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#FAE3E9
oklch(93.6% 0.026 359.9)
-
Step 200
200
#F6CCD8
oklch(88.5% 0.05 359.1)
-
Step 300
300
#F2A8BF
oklch(80.9% 0.091 359.1)
-
Step 400
400
#E7779E
oklch(70.7% 0.144 359.3)
-
Step 500
500
#DC4D86
oklch(63% 0.185 359.3)
-
Step 600
600
#C72770
oklch(55.5% 0.201 359.1)
-
Step 700
700
#AC165E
oklch(49.1% 0.187 359.2)
-
Step 800
800
#8C184D
oklch(42.8% 0.155 359.2)
-
Step 900
900
#701D40
oklch(37.6% 0.12 359)
-
Step 950
950 (this color)
#37081C
oklch(23% 0.076 359.2)
#37081C 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) | #12151D | 0.085 |
| Deuteranopia (no green cones) | #1F1E1B | 0.077 |
| Tritanopia (no blue cones) | #3C0310 | 0.024 |
| Achromatopsia (no color) | #1B1B1B | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37081C
#37081C
oklch(23% 0.076 359.2)
- #00231D
#00231D
oklch(22.9% 0.042 178.8)
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 #37081C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.034
- Dark Plum #3F012C ΔE 0.039
- Aubergine #3D0734 ΔE 0.048
- Eggplant #380835 ΔE 0.048
- Deep Brown #410200 ΔE 0.050
- Mahogany #4A0100 ΔE 0.061
- Very Dark Purple #2A0134 ΔE 0.067
- Dark Purple #35063E ΔE 0.067
Use #37081C 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.