#33283C
Closest named color: Space Cadet (#2B2D42). oklch(29.8% 0.038 309.2), rgb(51, 40, 60).
Aa
White text reads best on this color (13.91:1).
About this color
#33283C is a dark, muted purple. In OKLCH its lightness is 30%, its chroma 0.038 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 0.021 away. White text reads best on it, at 13.91:1.
| Hue family | Purples |
| Lightness | dark (30%) |
| Chroma | muted (0.038) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.50:1 |
| White text | 13.91:1 |
Values
| HEX | #33283C |
| RGB | rgb(51, 40, 60) |
| HSL | hsl(273, 20%, 20%) |
| OKLCH | oklch(29.8% 0.038 309.2) |
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 #33283C | 13.91:1 | AAA | Lc -103.6 | Preferred for body text |
| Black text on #33283C | 1.50:1 | Fails | Lc 0.0 | Not readable |
| #33283C text on white | 13.91:1 | AAA | Lc 100.5 | Preferred for body text |
| #33283C text on black | 1.50:1 | 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
#ECE8F1
oklch(93.7% 0.013 306)
-
Step 200
200
#DED5E6
oklch(88.5% 0.025 309.3)
-
Step 300
300
#C9B9D7
oklch(80.9% 0.045 309.2)
-
Step 400
400
#AE94C3
oklch(70.6% 0.073 309.6)
-
Step 500
500
#9A7AB4
oklch(63.2% 0.092 309.1)
-
Step 600
600
#8562A0
oklch(55.6% 0.101 309.3)
-
Step 700
700
#705189
oklch(49.1% 0.094 308.8)
-
Step 800
800
#5C426F
oklch(42.7% 0.079 309.9)
-
Step 900
900
#4B385A
oklch(37.6% 0.061 309.3)
-
Step 950
950 (this color)
#33283C
oklch(29.8% 0.038 309.2)
#33283C 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) | #252C3D | 0.026 |
| Deuteranopia (no green cones) | #272C3B | 0.024 |
| Tritanopia (no blue cones) | #322B2F | 0.029 |
| Achromatopsia (no color) | #2C2C2C | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33283C
#33283C
oklch(29.8% 0.038 309.2)
- #27311C
#27311C
oklch(29.7% 0.039 129.2)
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 #33283C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.021
- Gunmetal #293241 ΔE 0.034
- Oxford Blue #1B263B ΔE 0.043
- Jet #212529 ΔE 0.050
- Dark #1B2431 ΔE 0.050
- Onyx #343A40 ΔE 0.058
- Prussian Blue #1D3557 ΔE 0.061
- Dark Blue Grey #1F3B4D ΔE 0.064
Use #33283C 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.