#370816
Closest named color: Dark Maroon (#3C0008). oklch(22.8% 0.074 7.6), rgb(55, 8, 22).
Aa
White text reads best on this color (17.37:1).
About this color
#370816 is a very dark, moderately saturated red. In OKLCH its lightness is 23%, its chroma 0.074 and its hue 8°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.025 away. White text reads best on it, at 17.37:1.
| 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 | 17.37:1 |
Values
| HEX | #370816 |
| RGB | rgb(55, 8, 22) |
| HSL | hsl(342, 75%, 12%) |
| OKLCH | oklch(22.8% 0.074 7.6) |
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 #370816 | 17.37:1 | AAA | Lc -106.1 | Preferred for body text |
| Black text on #370816 | 1.20:1 | Fails | Lc 0.0 | Not readable |
| #370816 text on white | 17.37:1 | AAA | Lc 103.7 | Preferred for body text |
| #370816 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
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#FAE3E7
oklch(93.6% 0.026 5.7)
-
Step 200
200
#F7CCD3
oklch(88.4% 0.049 7.1)
-
Step 300
300
#F3A9B6
oklch(80.9% 0.088 7.7)
-
Step 400
400
#E97890
oklch(70.7% 0.141 7.9)
-
Step 500
500
#DE4F75
oklch(63% 0.18 7.7)
-
Step 600
600
#C92A5E
oklch(55.5% 0.195 7.6)
-
Step 700
700
#AE194E
oklch(49.2% 0.182 7.4)
-
Step 800
800
#8D1A40
oklch(42.7% 0.151 7.4)
-
Step 900
900
#711E36
oklch(37.6% 0.117 7.4)
-
Step 950
950 (this color)
#370816
oklch(22.8% 0.074 7.6)
#370816 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) | #131416 | 0.084 |
| Deuteranopia (no green cones) | #201E15 | 0.076 |
| Tritanopia (no blue cones) | #3D010E | 0.020 |
| Achromatopsia (no color) | #1A1A1A | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #370816
#370816
oklch(22.8% 0.074 7.6)
- #002220
#002220
oklch(22.7% 0.039 189.1)
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 #370816, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.025
- Deep Brown #410200 ΔE 0.040
- Dark Plum #3F012C ΔE 0.049
- Mahogany #4A0100 ΔE 0.054
- Aubergine #3D0734 ΔE 0.059
- Eggplant #380835 ΔE 0.060
- Chocolate Brown #411900 ΔE 0.067
- Dark Brown #341C02 ΔE 0.069
Use #370816 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.