#370E23
Closest named color: Dark Plum (#3F012C). oklch(24.1% 0.07 351.9), rgb(55, 14, 35).
Aa
White text reads best on this color (16.80:1).
About this color
#370E23 is a very dark, moderately saturated red. In OKLCH its lightness is 24%, its chroma 0.070 and its hue 352°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Plum (#3F012C), ΔE 0.035 away. White text reads best on it, at 16.80:1.
| Hue family | Reds |
| Lightness | very dark (24%) |
| Chroma | moderately saturated (0.070) |
| Temperature | warm |
| Nearest name | Dark Plum (#3F012C) |
| Black text | 1.24:1 |
| White text | 16.80:1 |
Values
| HEX | #370E23 |
| RGB | rgb(55, 14, 35) |
| HSL | hsl(329, 59%, 14%) |
| OKLCH | oklch(24.1% 0.07 351.9) |
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 #370E23 | 16.80:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #370E23 | 1.24:1 | Fails | Lc 0.0 | Not readable |
| #370E23 text on white | 16.80:1 | AAA | Lc 103.3 | Preferred for body text |
| #370E23 text on black | 1.24:1 | 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
#FCF3F6
oklch(97.2% 0.01 354.9)
-
Step 100
100
#F8E4EB
oklch(93.7% 0.024 354.3)
-
Step 200
200
#F3CDDC
oklch(88.5% 0.047 352.4)
-
Step 300
300
#ECABC6
oklch(81% 0.083 352.5)
-
Step 400
400
#DF7BA9
oklch(70.7% 0.134 352.1)
-
Step 500
500
#D35694
oklch(63.2% 0.17 352.2)
-
Step 600
600
#BE357F
oklch(55.6% 0.186 351.8)
-
Step 700
700
#A3266B
oklch(49.1% 0.172 351.8)
-
Step 800
800
#852257
oklch(42.7% 0.143 352.1)
-
Step 900
900
#6B2248
oklch(37.7% 0.112 351.6)
-
Step 950
950 (this color)
#370E23
oklch(24.1% 0.07 351.9)
#370E23 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) | #141924 | 0.078 |
| Deuteranopia (no green cones) | #1F2022 | 0.070 |
| Tritanopia (no blue cones) | #3C0C17 | 0.025 |
| Achromatopsia (no color) | #1D1D1D | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #370E23
#370E23
oklch(24.1% 0.07 351.9)
- #00271D
#00271D
oklch(24.3% 0.047 171.4)
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 #370E23, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Plum #3F012C ΔE 0.035
- Aubergine #3D0734 ΔE 0.039
- Eggplant #380835 ΔE 0.039
- Dark Maroon #3C0008 ΔE 0.047
- Dark Purple #35063E ΔE 0.058
- Deep Brown #410200 ΔE 0.059
- Very Dark Purple #2A0134 ΔE 0.063
- Deep Purple #36013F ΔE 0.064
Use #370E23 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.