#33283F
Closest named color: Space Cadet (#2B2D42). oklch(30% 0.043 305.8), rgb(51, 40, 63).
Aa
White text reads best on this color (13.85:1).
About this color
#33283F is a dark, muted purple. In OKLCH its lightness is 30%, its chroma 0.043 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.020 away. White text reads best on it, at 13.85:1.
| Hue family | Purples |
| Lightness | dark (30%) |
| Chroma | muted (0.043) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.51:1 |
| White text | 13.85:1 |
Values
| HEX | #33283F |
| RGB | rgb(51, 40, 63) |
| HSL | hsl(269, 22%, 20%) |
| OKLCH | oklch(30% 0.043 305.8) |
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 #33283F | 13.85:1 | AAA | Lc -103.5 | Preferred for body text |
| Black text on #33283F | 1.51:1 | Fails | Lc 0.0 | Not readable |
| #33283F text on white | 13.85:1 | AAA | Lc 100.4 | Preferred for body text |
| #33283F text on black | 1.51:1 | 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
#F6F4F9
oklch(97% 0.007 304.2)
-
Step 100
100
#ECE7F2
oklch(93.5% 0.016 306.4)
-
Step 200
200
#DED5E8
oklch(88.6% 0.027 307)
-
Step 300
300
#C8B9DB
oklch(80.9% 0.05 305.3)
-
Step 400
400
#AD94CA
oklch(70.8% 0.082 305.5)
-
Step 500
500
#9978BC
oklch(63% 0.106 305.9)
-
Step 600
600
#8460A8
oklch(55.6% 0.115 306)
-
Step 700
700
#704F90
oklch(49.1% 0.107 306.3)
-
Step 800
800
#5B4175
oklch(42.7% 0.088 306)
-
Step 900
900
#4A385E
oklch(37.7% 0.067 305.2)
-
Step 950
950 (this color)
#33283F
oklch(30% 0.043 305.8)
#33283F 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) | #232C40 | 0.029 |
| Deuteranopia (no green cones) | #262D3E | 0.027 |
| Tritanopia (no blue cones) | #312B30 | 0.033 |
| Achromatopsia (no color) | #2D2D2D | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33283F
#33283F
oklch(30% 0.043 305.8)
- #283219
#283219
oklch(30% 0.044 126.7)
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 #33283F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.020
- Gunmetal #293241 ΔE 0.034
- Oxford Blue #1B263B ΔE 0.044
- Dark #1B2431 ΔE 0.053
- Jet #212529 ΔE 0.054
- Prussian Blue #1D3557 ΔE 0.058
- Onyx #343A40 ΔE 0.059
- Dark Blue Grey #1F3B4D ΔE 0.063
Use #33283F 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.