#373149
Closest named color: Space Cadet (#2B2D42). oklch(33% 0.042 295.5), rgb(55, 49, 73).
Aa
White text reads best on this color (12.36:1).
About this color
#373149 is a dark, muted purple. In OKLCH its lightness is 33%, its chroma 0.042 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.028 away. White text reads best on it, at 12.36:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | muted (0.042) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.69:1 |
| White text | 12.36:1 |
Values
| HEX | #373149 |
| RGB | rgb(55, 49, 73) |
| HSL | hsl(255, 20%, 24%) |
| OKLCH | oklch(33% 0.042 295.5) |
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 #373149 | 12.36:1 | AAA | Lc -101.6 | Preferred for body text |
| Black text on #373149 | 1.69:1 | Fails | Lc 0.0 | Not readable |
| #373149 text on white | 12.36:1 | AAA | Lc 98.2 | Preferred for body text |
| #373149 text on black | 1.69:1 | 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 900.
-
Step 50
50
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#EAE9EF
oklch(93.7% 0.008 293.9)
-
Step 200
200
#DAD7E4
oklch(88.5% 0.018 296.6)
-
Step 300
300
#C2BDD3
oklch(80.9% 0.031 296.1)
-
Step 400
400
#A39BBE
oklch(70.8% 0.051 295.5)
-
Step 500
500
#8C82AD
oklch(63.1% 0.065 295.1)
-
Step 600
600
#766B99
oklch(55.6% 0.071 295)
-
Step 700
700
#635982
oklch(49% 0.066 295.1)
-
Step 800
800
#51496A
oklch(42.7% 0.055 295.1)
-
Step 900
900 (this color)
#373149
oklch(33% 0.042 295.5)
-
Step 950
950
#272432
oklch(27% 0.026 294.4)
#373149 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) | #2B354A | 0.022 |
| Deuteranopia (no green cones) | #2C3448 | 0.020 |
| Tritanopia (no blue cones) | #33353A | 0.034 |
| Achromatopsia (no color) | #343434 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #373149
#373149
oklch(33% 0.042 295.5)
- #34381E
#34381E
oklch(32.9% 0.043 115.9)
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 #373149, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.028
- Gunmetal #293241 ΔE 0.029
- Onyx #343A40 ΔE 0.038
- Prussian Blue #1D3557 ΔE 0.043
- Dark Blue Grey #1F3B4D ΔE 0.043
- Charcoal Grey #3C4142 ΔE 0.059
- Midnight Green #073B4C ΔE 0.059
- Oxford Blue #1B263B ΔE 0.066
Use #373149 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.