#33243B
Closest named color: Space Cadet (#2B2D42). oklch(28.9% 0.046 313.4), rgb(51, 36, 59).
Aa
White text reads best on this color (14.42:1).
About this color
#33243B is a dark, muted purple. In OKLCH its lightness is 29%, its chroma 0.046 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.030 away. White text reads best on it, at 14.42:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | muted (0.046) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.45:1 |
| White text | 14.42:1 |
Values
| HEX | #33243B |
| RGB | rgb(51, 36, 59) |
| HSL | hsl(279, 24%, 19%) |
| OKLCH | oklch(28.9% 0.046 313.4) |
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 #33243B | 14.42:1 | AAA | Lc -104.1 | Preferred for body text |
| Black text on #33243B | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #33243B text on white | 14.42:1 | AAA | Lc 101.1 | Preferred for body text |
| #33243B text on black | 1.45:1 | 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
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EEE7F1
oklch(93.6% 0.015 316)
-
Step 200
200
#E0D4E8
oklch(88.6% 0.03 312.1)
-
Step 300
300
#CDB7DA
oklch(80.9% 0.054 313)
-
Step 400
400
#B491C7
oklch(70.8% 0.086 313.5)
-
Step 500
500
#A175B9
oklch(63.2% 0.11 313.1)
-
Step 600
600
#8C5CA5
oklch(55.6% 0.121 313.3)
-
Step 700
700
#774C8D
oklch(49.2% 0.111 313.4)
-
Step 800
800
#613E72
oklch(42.6% 0.093 314)
-
Step 900
900
#4F355C
oklch(37.6% 0.072 313.8)
-
Step 950
950 (this color)
#33243B
oklch(28.9% 0.046 313.4)
#33243B 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) | #20293C | 0.036 |
| Deuteranopia (no green cones) | #242A3A | 0.032 |
| Tritanopia (no blue cones) | #32272C | 0.032 |
| Achromatopsia (no color) | #2A2A2A | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33243B
#33243B
oklch(28.9% 0.046 313.4)
- #223018
#223018
oklch(28.9% 0.045 133.2)
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 #33243B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.030
- Oxford Blue #1B263B ΔE 0.042
- Gunmetal #293241 ΔE 0.045
- Dark #1B2431 ΔE 0.049
- Jet #212529 ΔE 0.050
- Eggplant #380835 ΔE 0.068
- Aubergine #3D0734 ΔE 0.069
- Prussian Blue #1D3557 ΔE 0.069
Use #33243B 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.