#372757
Closest named color: Space Cadet (#2B2D42). oklch(31.7% 0.084 296.7), rgb(55, 39, 87).
Aa
White text reads best on this color (13.20:1).
About this color
#372757 is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.084 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.050 away. White text reads best on it, at 13.20:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.084) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.59:1 |
| White text | 13.20:1 |
Values
| HEX | #372757 |
| RGB | rgb(55, 39, 87) |
| HSL | hsl(260, 38%, 25%) |
| OKLCH | oklch(31.7% 0.084 296.7) |
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 #372757 | 13.20:1 | AAA | Lc -102.6 | Preferred for body text |
| Black text on #372757 | 1.59:1 | Fails | Lc 0.0 | Not readable |
| #372757 text on white | 13.20:1 | AAA | Lc 99.4 | Preferred for body text |
| #372757 text on black | 1.59:1 | 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
#F6F4FE
oklch(97.2% 0.013 295.3)
-
Step 100
100
#EBE6FB
oklch(93.5% 0.029 296.7)
-
Step 200
200
#DCD2FA
oklch(88.4% 0.055 296.7)
-
Step 300
300
#C7B3F9
oklch(80.8% 0.099 297.2)
-
Step 400
400
#AB89F7
oklch(70.7% 0.159 296.4)
-
Step 500
500
#9966F3
oklch(63.2% 0.203 296.9)
-
Step 600
600
#8447E1
oklch(55.5% 0.22 296.7)
-
Step 700
700
#7037C4
oklch(49.1% 0.205 296.5)
-
Step 800
800
#5B2F9E
oklch(42.6% 0.17 296.7)
-
Step 900
900
#4A2C7E
oklch(37.7% 0.132 296.3)
-
Step 950
950 (this color)
#372757
oklch(31.7% 0.084 296.7)
#372757 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) | #153059 | 0.054 |
| Deuteranopia (no green cones) | #192F56 | 0.050 |
| Tritanopia (no blue cones) | #30303B | 0.065 |
| Achromatopsia (no color) | #303030 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #372757
#372757
oklch(31.7% 0.084 296.7)
- #303600
#303600
oklch(31.6% 0.073 116.4)
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 #372757, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.050
- Prussian Blue #1D3557 ΔE 0.054
- Gunmetal #293241 ΔE 0.062
- Marine #042E60 ΔE 0.066
- Oxford Blue #1B263B ΔE 0.072
- Dark Blue Grey #1F3B4D ΔE 0.075
- Deep Violet #490648 ΔE 0.075
- Marine Blue #01386A ΔE 0.075
Use #372757 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.