#2B2453
Closest named color: Space Cadet (#2B2D42). oklch(29.5% 0.082 287.1), rgb(43, 36, 83).
Aa
White text reads best on this color (14.18:1).
About this color
#2B2453 is a dark, moderately saturated purple. In OKLCH its lightness is 30%, its chroma 0.082 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.046 away. White text reads best on it, at 14.18:1.
| Hue family | Purples |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.47:1 |
| White text | 14.18:1 |
Values
| HEX | #2B2453 |
| RGB | rgb(43, 36, 83) |
| HSL | hsl(249, 39%, 23%) |
| OKLCH | oklch(29.5% 0.082 287.1) |
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 #2B2453 | 14.18:1 | AAA | Lc -103.7 | Preferred for body text |
| Black text on #2B2453 | 1.47:1 | Fails | Lc 0.0 | Not readable |
| #2B2453 text on white | 14.18:1 | AAA | Lc 100.7 | Preferred for body text |
| #2B2453 text on black | 1.47:1 | 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
#F4F4FE
oklch(97% 0.013 286.1)
-
Step 100
100
#E8E7FC
oklch(93.5% 0.028 288)
-
Step 200
200
#D6D4FC
oklch(88.4% 0.055 287.5)
-
Step 300
300
#BCB7FD
oklch(80.9% 0.098 287.3)
-
Step 400
400
#9B8FFC
oklch(70.7% 0.156 286.7)
-
Step 500
500
#866EF9
oklch(63.1% 0.199 287.2)
-
Step 600
600
#7251E8
oklch(55.6% 0.216 287.2)
-
Step 700
700
#6040CA
oklch(49.1% 0.202 287.1)
-
Step 800
800
#4E36A3
oklch(42.7% 0.167 287.2)
-
Step 900
900
#403181
oklch(37.7% 0.129 287.1)
-
Step 950
950 (this color)
#2B2453
oklch(29.5% 0.082 287.1)
#2B2453 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) | #0E2C55 | 0.042 |
| Deuteranopia (no green cones) | #0E2A52 | 0.042 |
| Tritanopia (no blue cones) | #1F2E37 | 0.070 |
| Achromatopsia (no color) | #2B2B2B | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B2453
#2B2453
oklch(29.5% 0.082 287.1)
- #302E00
#302E00
oklch(29.4% 0.063 107.1)
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 #2B2453, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.046
- Prussian Blue #1D3557 ΔE 0.052
- Marine #042E60 ΔE 0.052
- Oxford Blue #1B263B ΔE 0.054
- Gunmetal #293241 ΔE 0.061
- Midnight Blue #191970 ΔE 0.067
- Dark Indigo #1F0954 ΔE 0.069
- Dark #1B2431 ΔE 0.071
Use #2B2453 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.