#372A51
Closest named color: Space Cadet (#2B2D42). oklch(31.9% 0.069 297.7), rgb(55, 42, 81).
Aa
White text reads best on this color (13.02:1).
About this color
#372A51 is a dark, muted purple. In OKLCH its lightness is 32%, its chroma 0.069 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.038 away. White text reads best on it, at 13.02:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | muted (0.069) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.61:1 |
| White text | 13.02:1 |
Values
| HEX | #372A51 |
| RGB | rgb(55, 42, 81) |
| HSL | hsl(260, 32%, 24%) |
| OKLCH | oklch(31.9% 0.069 297.7) |
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 #372A51 | 13.02:1 | AAA | Lc -102.4 | Preferred for body text |
| Black text on #372A51 | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #372A51 text on white | 13.02:1 | AAA | Lc 99.2 | Preferred for body text |
| #372A51 text on black | 1.61:1 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#EBE7F8
oklch(93.6% 0.023 296.7)
-
Step 200
200
#DCD3F4
oklch(88.4% 0.046 297.9)
-
Step 300
300
#C6B6EF
oklch(80.9% 0.081 297.4)
-
Step 400
400
#AA8EE7
oklch(70.7% 0.13 297.5)
-
Step 500
500
#976FE0
oklch(63.2% 0.166 297.8)
-
Step 600
600
#8254CE
oklch(55.7% 0.181 297.6)
-
Step 700
700
#6E43B2
oklch(49.1% 0.169 297.7)
-
Step 800
800
#5A3890
oklch(42.7% 0.14 298)
-
Step 900
900
#493173
oklch(37.6% 0.11 297.7)
-
Step 950
950 (this color)
#372A51
oklch(31.9% 0.069 297.7)
#372A51 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) | #1E3152 | 0.043 |
| Deuteranopia (no green cones) | #213150 | 0.040 |
| Tritanopia (no blue cones) | #323139 | 0.055 |
| Achromatopsia (no color) | #313131 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #372A51
#372A51
oklch(31.9% 0.069 297.7)
- #303706
#303706
oklch(32% 0.069 117.7)
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 #372A51, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.038
- Prussian Blue #1D3557 ΔE 0.048
- Gunmetal #293241 ΔE 0.049
- Dark Blue Grey #1F3B4D ΔE 0.063
- Oxford Blue #1B263B ΔE 0.065
- Onyx #343A40 ΔE 0.066
- Marine #042E60 ΔE 0.067
- Marine Blue #01386A ΔE 0.075
Use #372A51 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.