#40263B
Closest named color: Space Cadet (#2B2D42). oklch(31% 0.051 334), rgb(64, 38, 59).
Aa
White text reads best on this color (13.47:1).
About this color
#40263B is a dark, muted purple. In OKLCH its lightness is 31%, its chroma 0.051 and its hue 334°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.043 away. White text reads best on it, at 13.47:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | muted (0.051) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.55:1 |
| White text | 13.47:1 |
Values
| HEX | #40263B |
| RGB | rgb(64, 38, 59) |
| HSL | hsl(312, 25%, 20%) |
| OKLCH | oklch(31% 0.051 334) |
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 #40263B | 13.47:1 | AAA | Lc -103.0 | Preferred for body text |
| Black text on #40263B | 1.55:1 | Fails | Lc 0.0 | Not readable |
| #40263B text on white | 13.47:1 | AAA | Lc 99.8 | Preferred for body text |
| #40263B text on black | 1.55:1 | 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
#F9F3F8
oklch(97% 0.009 330.9)
-
Step 100
100
#F2E6EF
oklch(93.7% 0.018 334.2)
-
Step 200
200
#E8D1E2
oklch(88.5% 0.034 334.9)
-
Step 300
300
#DAB2D1
oklch(80.8% 0.062 334.1)
-
Step 400
400
#C689BA
oklch(70.6% 0.099 333.8)
-
Step 500
500
#B66BA8
oklch(63.1% 0.124 334.1)
-
Step 600
600
#A15194
oklch(55.6% 0.136 333.7)
-
Step 700
700
#8A417E
oklch(49.1% 0.127 333.9)
-
Step 800
800
#703666
oklch(42.6% 0.105 334.1)
-
Step 900
900
#5B3053
oklch(37.8% 0.08 334.3)
-
Step 950
950 (this color)
#40263B
oklch(31% 0.051 334)
#40263B 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) | #262C3C | 0.050 |
| Deuteranopia (no green cones) | #2C303A | 0.047 |
| Tritanopia (no blue cones) | #42272E | 0.025 |
| Achromatopsia (no color) | #2F2F2F | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40263B
#40263B
oklch(31% 0.051 334)
- #193824
#193824
oklch(31% 0.052 153.8)
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 #40263B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.043
- Gunmetal #293241 ΔE 0.052
- Onyx #343A40 ΔE 0.063
- Oxford Blue #1B263B ΔE 0.069
- Jet #212529 ΔE 0.070
- Aubergine #3D0734 ΔE 0.073
- Dark #1B2431 ΔE 0.074
- Eggplant Purple #430541 ΔE 0.075
Use #40263B 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.