#402F42
Closest named color: Space Cadet (#2B2D42). oklch(33.2% 0.04 322.9), rgb(64, 47, 66).
Aa
White text reads best on this color (12.32:1).
About this color
#402F42 is a dark, muted purple. In OKLCH its lightness is 33%, its chroma 0.040 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.040 away. White text reads best on it, at 12.32:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | muted (0.040) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.70:1 |
| White text | 12.32:1 |
Values
| HEX | #402F42 |
| RGB | rgb(64, 47, 66) |
| HSL | hsl(294, 17%, 22%) |
| OKLCH | oklch(33.2% 0.04 322.9) |
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 #402F42 | 12.32:1 | AAA | Lc -101.5 | Preferred for body text |
| Black text on #402F42 | 1.70:1 | Fails | Lc 0.0 | Not readable |
| #402F42 text on white | 12.32:1 | AAA | Lc 98.1 | Preferred for body text |
| #402F42 text on black | 1.70:1 | 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
#F7F4F7
oklch(97% 0.005 325.6)
-
Step 100
100
#EDE8ED
oklch(93.6% 0.009 325.6)
-
Step 200
200
#DFD6E0
oklch(88.6% 0.017 322.7)
-
Step 300
300
#CABACC
oklch(80.8% 0.031 322.4)
-
Step 400
400
#B097B2
oklch(70.7% 0.048 323.7)
-
Step 500
500
#9C7D9F
oklch(63.1% 0.062 323.4)
-
Step 600
600
#86668A
oklch(55.5% 0.066 322.7)
-
Step 700
700
#725575
oklch(49.1% 0.061 323.3)
-
Step 800
800
#5D465F
oklch(42.8% 0.05 323.8)
-
Step 900
900 (this color)
#402F42
oklch(33.2% 0.04 322.9)
-
Step 950
950
#2D222E
oklch(27% 0.027 323.6)
#402F42 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) | #2D3343 | 0.034 |
| Deuteranopia (no green cones) | #313541 | 0.032 |
| Tritanopia (no blue cones) | #413136 | 0.024 |
| Achromatopsia (no color) | #353535 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #402F42
#402F42
oklch(33.2% 0.04 322.9)
- #2A3B28
#2A3B28
oklch(33.1% 0.04 142)
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 #402F42, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.040
- Onyx #343A40 ΔE 0.041
- Gunmetal #293241 ΔE 0.041
- Charcoal Grey #3C4142 ΔE 0.058
- Dark Blue Grey #1F3B4D ΔE 0.059
- Prussian Blue #1D3557 ΔE 0.063
- Midnight Green #073B4C ΔE 0.075
- Oxford Blue #1B263B ΔE 0.075
Use #402F42 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.