#37172B
Closest named color: Aubergine (#3D0734). oklch(26% 0.059 343.7), rgb(55, 23, 43).
Aa
White text reads best on this color (15.91:1).
About this color
#37172B is a dark, muted purple. In OKLCH its lightness is 26%, its chroma 0.059 and its hue 344°. Its hue sits on the warm side of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.042 away. White text reads best on it, at 15.91:1.
| Hue family | Purples |
| Lightness | dark (26%) |
| Chroma | muted (0.059) |
| Temperature | warm |
| Nearest name | Aubergine (#3D0734) |
| Black text | 1.31:1 |
| White text | 15.91:1 |
Values
| HEX | #37172B |
| RGB | rgb(55, 23, 43) |
| HSL | hsl(323, 41%, 15%) |
| OKLCH | oklch(26% 0.059 343.7) |
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 #37172B | 15.91:1 | AAA | Lc -105.3 | Preferred for body text |
| Black text on #37172B | 1.31:1 | Fails | Lc 0.0 | Not readable |
| #37172B text on white | 15.91:1 | AAA | Lc 102.7 | Preferred for body text |
| #37172B text on black | 1.31:1 | 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
#FAF3F7
oklch(97.1% 0.009 341.8)
-
Step 100
100
#F4E5ED
oklch(93.6% 0.019 344)
-
Step 200
200
#EDCFE0
oklch(88.4% 0.04 342.9)
-
Step 300
300
#E2AFCC
oklch(80.9% 0.07 343.7)
-
Step 400
400
#D184B2
oklch(70.7% 0.111 343.7)
-
Step 500
500
#C3639F
oklch(63.1% 0.142 343.6)
-
Step 600
600
#AE478A
oklch(55.6% 0.155 343.4)
-
Step 700
700
#953875
oklch(49.1% 0.143 343.5)
-
Step 800
800
#792F5F
oklch(42.6% 0.119 343.5)
-
Step 900
900
#622B4E
oklch(37.7% 0.092 343.4)
-
Step 950
950 (this color)
#37172B
oklch(26% 0.059 343.7)
#37172B 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) | #191F2C | 0.063 |
| Deuteranopia (no green cones) | #22242A | 0.057 |
| Tritanopia (no blue cones) | #3A171F | 0.024 |
| Achromatopsia (no color) | #222222 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37172B
#37172B
oklch(26% 0.059 343.7)
- #002C1C
#002C1C
oklch(25.9% 0.056 163.3)
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 #37172B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aubergine #3D0734 ΔE 0.042
- Eggplant #380835 ΔE 0.042
- Dark Plum #3F012C ΔE 0.046
- Dark Purple #35063E ΔE 0.058
- Jet #212529 ΔE 0.061
- Eggplant Purple #430541 ΔE 0.061
- Dark #1B2431 ΔE 0.063
- Deep Purple #36013F ΔE 0.066
Use #37172B 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.