#37294E
Closest named color: Space Cadet (#2B2D42). oklch(31.5% 0.066 300.1), rgb(55, 41, 78).
Aa
White text reads best on this color (13.21:1).
About this color
#37294E is a dark, muted purple. In OKLCH its lightness is 32%, its chroma 0.066 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.035 away. White text reads best on it, at 13.21:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | muted (0.066) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.58:1 |
| White text | 13.21:1 |
Values
| HEX | #37294E |
| RGB | rgb(55, 41, 78) |
| HSL | hsl(263, 31%, 23%) |
| OKLCH | oklch(31.5% 0.066 300.1) |
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 #37294E | 13.21:1 | AAA | Lc -102.7 | Preferred for body text |
| Black text on #37294E | 1.58:1 | Fails | Lc 0.0 | Not readable |
| #37294E text on white | 13.21:1 | AAA | Lc 99.5 | Preferred for body text |
| #37294E text on black | 1.58:1 | 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
#ECE7F7
oklch(93.7% 0.022 300.2)
-
Step 200
200
#DDD3F2
oklch(88.4% 0.043 300.2)
-
Step 300
300
#C8B6EC
oklch(81% 0.077 299.9)
-
Step 400
400
#AD8EE3
oklch(70.8% 0.125 300)
-
Step 500
500
#996FDB
oklch(63.1% 0.16 299.8)
-
Step 600
600
#8554C8
oklch(55.6% 0.174 300.3)
-
Step 700
700
#7144AD
oklch(49.2% 0.162 300.3)
-
Step 800
800
#5C398C
oklch(42.8% 0.133 300.3)
-
Step 900
900
#4B3270
oklch(37.8% 0.104 300.1)
-
Step 950
950 (this color)
#37294E
oklch(31.5% 0.066 300.1)
#37294E 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) | #1F304F | 0.042 |
| Deuteranopia (no green cones) | #22304D | 0.039 |
| Tritanopia (no blue cones) | #332F37 | 0.051 |
| Achromatopsia (no color) | #303030 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37294E
#37294E
oklch(31.5% 0.066 300.1)
- #2D3609
#2D3609
oklch(31.4% 0.066 120.3)
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 #37294E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.035
- Gunmetal #293241 ΔE 0.047
- Prussian Blue #1D3557 ΔE 0.050
- Oxford Blue #1B263B ΔE 0.062
- Dark Blue Grey #1F3B4D ΔE 0.065
- Onyx #343A40 ΔE 0.066
- Marine #042E60 ΔE 0.070
- Dark #1B2431 ΔE 0.076
Use #37294E 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.