#2E2551
Closest named color: Space Cadet (#2B2D42). oklch(29.9% 0.077 290.3), rgb(46, 37, 81).
Aa
White text reads best on this color (14.00:1).
About this color
#2E2551 is a dark, moderately saturated purple. In OKLCH its lightness is 30%, its chroma 0.077 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.041 away. White text reads best on it, at 14.00:1.
| Hue family | Purples |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.077) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.49:1 |
| White text | 14.00:1 |
Values
| HEX | #2E2551 |
| RGB | rgb(46, 37, 81) |
| HSL | hsl(252, 37%, 23%) |
| OKLCH | oklch(29.9% 0.077 290.3) |
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 #2E2551 | 14.00:1 | AAA | Lc -103.6 | Preferred for body text |
| Black text on #2E2551 | 1.49:1 | Fails | Lc 0.0 | Not readable |
| #2E2551 text on white | 14.00:1 | AAA | Lc 100.5 | Preferred for body text |
| #2E2551 text on black | 1.49:1 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E9E7FB
oklch(93.5% 0.027 290.5)
-
Step 200
200
#D8D4F9
oklch(88.5% 0.051 290.3)
-
Step 300
300
#C0B7F8
oklch(81% 0.091 290.6)
-
Step 400
400
#A18EF5
oklch(70.7% 0.148 290.6)
-
Step 500
500
#8C6FF0
oklch(63.2% 0.186 290.4)
-
Step 600
600
#7752DF
oklch(55.5% 0.204 290.2)
-
Step 700
700
#6541C2
oklch(49.1% 0.19 290.5)
-
Step 800
800
#52379D
oklch(42.7% 0.157 290.3)
-
Step 900
900
#43317C
oklch(37.6% 0.122 290.4)
-
Step 950
950 (this color)
#2E2551
oklch(29.9% 0.077 290.3)
#2E2551 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) | #142D53 | 0.042 |
| Deuteranopia (no green cones) | #142B50 | 0.041 |
| Tritanopia (no blue cones) | #252E37 | 0.064 |
| Achromatopsia (no color) | #2C2C2C | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2E2551
#2E2551
oklch(29.9% 0.077 290.3)
- #303000
#303000
oklch(29.9% 0.065 109.8)
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 #2E2551, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.041
- Prussian Blue #1D3557 ΔE 0.051
- Oxford Blue #1B263B ΔE 0.054
- Gunmetal #293241 ΔE 0.056
- Marine #042E60 ΔE 0.057
- Dark #1B2431 ΔE 0.070
- Dark Blue Grey #1F3B4D ΔE 0.073
- Midnight Blue #191970 ΔE 0.074
Use #2E2551 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.