#37124E
Closest named color: Dark Purple (#35063E). oklch(27.5% 0.107 309.3), rgb(55, 18, 78).
Aa
White text reads best on this color (15.45:1).
About this color
#37124E is a dark, moderately saturated purple. In OKLCH its lightness is 28%, its chroma 0.107 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Purple (#35063E), ΔE 0.037 away. White text reads best on it, at 15.45:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.107) |
| Temperature | in between |
| Nearest name | Dark Purple (#35063E) |
| Black text | 1.35:1 |
| White text | 15.45:1 |
Values
| HEX | #37124E |
| RGB | rgb(55, 18, 78) |
| HSL | hsl(277, 63%, 19%) |
| OKLCH | oklch(27.5% 0.107 309.3) |
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 #37124E | 15.45:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #37124E | 1.35:1 | Fails | Lc 0.0 | Not readable |
| #37124E text on white | 15.45:1 | AAA | Lc 101.9 | Preferred for body text |
| #37124E text on black | 1.35:1 | 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
#F9F3FE
oklch(97.2% 0.016 310.1)
-
Step 100
100
#F1E4FD
oklch(93.7% 0.036 308.9)
-
Step 200
200
#E7CDFD
oklch(88.5% 0.07 309.3)
-
Step 300
300
#D9A9FE
oklch(80.8% 0.127 309.6)
-
Step 400
400
#C676FE
oklch(70.8% 0.202 309.3)
-
Step 500
500
#B746FC
oklch(63.1% 0.259 309.1)
-
Step 600
600
#A303EA
oklch(55.5% 0.281 309.3)
-
Step 700
700
#8A00C7
oklch(49.1% 0.249 309.3)
-
Step 800
800
#7201A5
oklch(42.8% 0.216 309.4)
-
Step 900
900
#5C1683
oklch(37.7% 0.169 309.3)
-
Step 950
950 (this color)
#37124E
oklch(27.5% 0.107 309.3)
#37124E 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) | #002350 | 0.090 |
| Deuteranopia (no green cones) | #06254D | 0.087 |
| Tritanopia (no blue cones) | #341F2E | 0.074 |
| Achromatopsia (no color) | #242424 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37124E
#37124E
oklch(27.5% 0.107 309.3)
- #1C2E00
#1C2E00
oklch(27.5% 0.073 129.1)
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 #37124E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Purple #35063E ΔE 0.037
- Eggplant Purple #430541 ΔE 0.041
- Deep Purple #36013F ΔE 0.041
- Deep Violet #490648 ΔE 0.045
- Eggplant #380835 ΔE 0.049
- Aubergine #3D0734 ΔE 0.053
- Plum Purple #4E0550 ΔE 0.053
- Dark Indigo #1F0954 ΔE 0.060
Use #37124E 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.