#37103F
Closest named color: Dark Purple (#35063E). oklch(26.1% 0.093 320.4), rgb(55, 16, 63).
Aa
White text reads best on this color (16.05:1).
About this color
#37103F is a dark, moderately saturated purple. In OKLCH its lightness is 26%, its chroma 0.093 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Purple (#35063E), ΔE 0.020 away. White text reads best on it, at 16.05:1.
| Hue family | Purples |
| Lightness | dark (26%) |
| Chroma | moderately saturated (0.093) |
| Temperature | in between |
| Nearest name | Dark Purple (#35063E) |
| Black text | 1.30:1 |
| White text | 16.05:1 |
Values
| HEX | #37103F |
| RGB | rgb(55, 16, 63) |
| HSL | hsl(290, 59%, 15%) |
| OKLCH | oklch(26.1% 0.093 320.4) |
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 #37103F | 16.05:1 | AAA | Lc -105.2 | Preferred for body text |
| Black text on #37103F | 1.30:1 | Fails | Lc 0.0 | Not readable |
| #37103F text on white | 16.05:1 | AAA | Lc 102.6 | Preferred for body text |
| #37103F text on black | 1.30:1 | 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
#FAF2FC
oklch(97% 0.016 319.4)
-
Step 100
100
#F4E3F7
oklch(93.5% 0.032 321.1)
-
Step 200
200
#ECCDF2
oklch(88.6% 0.06 320.8)
-
Step 300
300
#E1A9EC
oklch(80.9% 0.11 320.8)
-
Step 400
400
#D077E3
oklch(70.6% 0.176 320.4)
-
Step 500
500
#C24DDB
oklch(63.1% 0.224 320.1)
-
Step 600
600
#AE23C8
oklch(55.6% 0.244 320.4)
-
Step 700
700
#950FAD
oklch(49.1% 0.227 320.3)
-
Step 800
800
#79158C
oklch(42.7% 0.188 320.3)
-
Step 900
900
#621C70
oklch(37.7% 0.147 320.4)
-
Step 950
950 (this color)
#37103F
oklch(26.1% 0.093 320.4)
#37103F 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) | #041F40 | 0.092 |
| Deuteranopia (no green cones) | #14233E | 0.080 |
| Tritanopia (no blue cones) | #371825 | 0.058 |
| Achromatopsia (no color) | #212121 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37103F
#37103F
oklch(26.1% 0.093 320.4)
- #062D00
#062D00
oklch(26% 0.084 140.4)
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 #37103F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Purple #35063E ΔE 0.020
- Eggplant #380835 ΔE 0.023
- Aubergine #3D0734 ΔE 0.028
- Deep Purple #36013F ΔE 0.028
- Eggplant Purple #430541 ΔE 0.031
- Deep Violet #490648 ΔE 0.044
- Dark Plum #3F012C ΔE 0.045
- Very Dark Purple #2A0134 ΔE 0.051
Use #37103F 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.