#37295D
Closest named color: Prussian Blue (#1D3557). oklch(32.5% 0.089 293.2), rgb(55, 41, 93).
Aa
White text reads best on this color (12.82:1).
About this color
#37295D is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.089 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.053 away. White text reads best on it, at 12.82:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.089) |
| Temperature | in between |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.63:1 |
| White text | 12.82:1 |
Values
| HEX | #37295D |
| RGB | rgb(55, 41, 93) |
| HSL | hsl(256, 39%, 26%) |
| OKLCH | oklch(32.5% 0.089 293.2) |
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 #37295D | 12.82:1 | AAA | Lc -102.1 | Preferred for body text |
| Black text on #37295D | 1.63:1 | Fails | Lc 0.0 | Not readable |
| #37295D text on white | 12.82:1 | AAA | Lc 98.8 | Preferred for body text |
| #37295D text on black | 1.63:1 | 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
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#EAE8F6
oklch(93.7% 0.019 292.6)
-
Step 200
200
#DAD5F0
oklch(88.5% 0.037 294.1)
-
Step 300
300
#C2B9E9
oklch(80.9% 0.068 293.4)
-
Step 400
400
#A394DD
oklch(70.7% 0.106 292.9)
-
Step 500
500
#8E77D4
oklch(63.1% 0.137 293.4)
-
Step 600
600
#795EC1
oklch(55.6% 0.149 293.5)
-
Step 700
700
#664DA7
oklch(49.1% 0.139 293.4)
-
Step 800
800
#534087
oklch(42.8% 0.114 293.3)
-
Step 900
900 (this color)
#37295D
oklch(32.5% 0.089 293.2)
-
Step 950
950
#28203F
oklch(26.9% 0.057 294.1)
#37295D 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) | #13335F | 0.055 |
| Deuteranopia (no green cones) | #16315C | 0.051 |
| Tritanopia (no blue cones) | #2D343E | 0.074 |
| Achromatopsia (no color) | #323232 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37295D
#37295D
oklch(32.5% 0.089 293.2)
- #353800
#353800
oklch(32.7% 0.073 113.1)
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 #37295D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.053
- Space Cadet #2B2D42 ΔE 0.057
- Marine #042E60 ΔE 0.063
- Gunmetal #293241 ΔE 0.067
- Marine Blue #01386A ΔE 0.069
- Dark Blue Grey #1F3B4D ΔE 0.074
- Midnight Blue #191970 ΔE 0.077
- Oxford Blue #1B263B ΔE 0.080
Use #37295D 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.