#402C50
Closest named color: Space Cadet (#2B2D42). oklch(33.3% 0.066 308.8), rgb(64, 44, 80).
Aa
White text reads best on this color (12.39:1).
About this color
#402C50 is a dark, muted purple. In OKLCH its lightness is 33%, its chroma 0.066 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.047 away. White text reads best on it, at 12.39:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | muted (0.066) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.69:1 |
| White text | 12.39:1 |
Values
| HEX | #402C50 |
| RGB | rgb(64, 44, 80) |
| HSL | hsl(273, 29%, 24%) |
| OKLCH | oklch(33.3% 0.066 308.8) |
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 #402C50 | 12.39:1 | AAA | Lc -101.6 | Preferred for body text |
| Black text on #402C50 | 1.69:1 | Fails | Lc 0.0 | Not readable |
| #402C50 text on white | 12.39:1 | AAA | Lc 98.1 | Preferred for body text |
| #402C50 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
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#ECE7F1
oklch(93.5% 0.014 308.3)
-
Step 200
200
#DED5E7
oklch(88.6% 0.026 308.1)
-
Step 300
300
#CAB8DA
oklch(80.8% 0.051 309)
-
Step 400
400
#AF93C7
oklch(70.7% 0.08 308.9)
-
Step 500
500
#9B78B8
oklch(63.1% 0.101 308.8)
-
Step 600
600
#8660A4
oklch(55.6% 0.11 308.9)
-
Step 700
700
#714F8D
oklch(49% 0.103 308.3)
-
Step 800
800
#5C4172
oklch(42.6% 0.085 308.5)
-
Step 900
900 (this color)
#402C50
oklch(33.3% 0.066 308.8)
-
Step 950
950
#2C2136
oklch(27% 0.041 307.8)
#402C50 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) | #243351 | 0.049 |
| Deuteranopia (no green cones) | #29354F | 0.046 |
| Tritanopia (no blue cones) | #3E313A | 0.047 |
| Achromatopsia (no color) | #343434 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #402C50
#402C50
oklch(33.3% 0.066 308.8)
- #2C3D15
#2C3D15
oklch(33.5% 0.066 128.7)
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 #402C50, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.047
- Gunmetal #293241 ΔE 0.054
- Prussian Blue #1D3557 ΔE 0.058
- Onyx #343A40 ΔE 0.062
- Dark Blue Grey #1F3B4D ΔE 0.067
- Grape Purple #5D1451 ΔE 0.075
- Charcoal Grey #3C4142 ΔE 0.077
- Deep Violet #490648 ΔE 0.079
Use #402C50 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.