#37080B
Closest named color: Dark Maroon (#3C0008). oklch(22.5% 0.074 22), rgb(55, 8, 11).
Aa
White text reads best on this color (17.47:1).
About this color
#37080B is a very dark, moderately saturated red. In OKLCH its lightness is 23%, its chroma 0.074 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.017 away. White text reads best on it, at 17.47:1.
| Hue family | Reds |
| Lightness | very dark (23%) |
| Chroma | moderately saturated (0.074) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.20:1 |
| White text | 17.47:1 |
Values
| HEX | #37080B |
| RGB | rgb(55, 8, 11) |
| HSL | hsl(356, 75%, 12%) |
| OKLCH | oklch(22.5% 0.074 22) |
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 #37080B | 17.47:1 | AAA | Lc -106.1 | Preferred for body text |
| Black text on #37080B | 1.20:1 | Fails | Lc 0.0 | Not readable |
| #37080B text on white | 17.47:1 | AAA | Lc 103.7 | Preferred for body text |
| #37080B text on black | 1.20:1 | 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
#FDF3F2
oklch(97.2% 0.011 24.3)
-
Step 100
100
#FBE4E2
oklch(93.7% 0.025 23.6)
-
Step 200
200
#F8CDCB
oklch(88.5% 0.049 21.2)
-
Step 300
300
#F4ABA7
oklch(81% 0.087 22.7)
-
Step 400
400
#EB7A78
oklch(70.7% 0.14 22.3)
-
Step 500
500
#E15256
oklch(63.2% 0.178 22.2)
-
Step 600
600
#CC2D3B
oklch(55.6% 0.194 22.1)
-
Step 700
700
#B01D2E
oklch(49.1% 0.18 21.9)
-
Step 800
800
#8F1C27
oklch(42.7% 0.149 21.8)
-
Step 900
900
#732024
oklch(37.8% 0.116 22.1)
-
Step 950
950 (this color)
#37080B
oklch(22.5% 0.074 22)
#37080B 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) | #15130B | 0.081 |
| Deuteranopia (no green cones) | #211D0A | 0.073 |
| Tritanopia (no blue cones) | #3D0009 | 0.018 |
| Achromatopsia (no color) | #1A1A1A | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37080B
#37080B
oklch(22.5% 0.074 22)
- #002123
#002123
oklch(22.5% 0.038 200.6)
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 #37080B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.017
- Deep Brown #410200 ΔE 0.027
- Mahogany #4A0100 ΔE 0.046
- Chocolate Brown #411900 ΔE 0.056
- Dark Brown #341C02 ΔE 0.057
- Dark Plum #3F012C ΔE 0.067
- Aubergine #3D0734 ΔE 0.077
- Very Dark Brown #1D0200 ΔE 0.078
Use #37080B 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.