#370B3E
Closest named color: Dark Purple (#35063E). oklch(25.4% 0.099 321.8), rgb(55, 11, 62).
Aa
White text reads best on this color (16.40:1).
About this color
#370B3E is a dark, moderately saturated purple. In OKLCH its lightness is 25%, its chroma 0.099 and its hue 322°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Purple (#35063E), ΔE 0.011 away. White text reads best on it, at 16.40:1.
| Hue family | Purples |
| Lightness | dark (25%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Dark Purple (#35063E) |
| Black text | 1.27:1 |
| White text | 16.40:1 |
Values
| HEX | #370B3E |
| RGB | rgb(55, 11, 62) |
| HSL | hsl(292, 70%, 14%) |
| OKLCH | oklch(25.4% 0.099 321.8) |
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 #370B3E | 16.40:1 | AAA | Lc -105.4 | Preferred for body text |
| Black text on #370B3E | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #370B3E text on white | 16.40:1 | AAA | Lc 102.8 | Preferred for body text |
| #370B3E text on black | 1.27:1 | 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
#FBF2FC
oklch(97.1% 0.016 322.7)
-
Step 100
100
#F5E3F8
oklch(93.6% 0.034 321.4)
-
Step 200
200
#EECCF3
oklch(88.6% 0.064 322)
-
Step 300
300
#E4A7EE
oklch(80.9% 0.117 321.7)
-
Step 400
400
#D573E5
oklch(70.7% 0.187 321.8)
-
Step 500
500
#C844DD
oklch(63.1% 0.24 321.9)
-
Step 600
600
#B309CB
oklch(55.6% 0.261 321.6)
-
Step 700
700
#9800AC
oklch(49.1% 0.233 321.9)
-
Step 800
800
#7D038E
oklch(42.7% 0.201 321.7)
-
Step 900
900
#651671
oklch(37.7% 0.156 322)
-
Step 950
950 (this color)
#370B3E
oklch(25.4% 0.099 321.8)
#370B3E 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) | #001C3F | 0.101 |
| Deuteranopia (no green cones) | #12213D | 0.086 |
| Tritanopia (no blue cones) | #381423 | 0.060 |
| Achromatopsia (no color) | #1F1F1F | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #370B3E
#370B3E
oklch(25.4% 0.099 321.8)
- #022C00
#022C00
oklch(25.5% 0.085 141.8)
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 #370B3E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Purple #35063E ΔE 0.011
- Eggplant #380835 ΔE 0.018
- Deep Purple #36013F ΔE 0.019
- Aubergine #3D0734 ΔE 0.024
- Eggplant Purple #430541 ΔE 0.028
- Dark Plum #3F012C ΔE 0.041
- Very Dark Purple #2A0134 ΔE 0.044
- Deep Violet #490648 ΔE 0.045
Use #370B3E 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.