#321F39
Closest named color: Space Cadet (#2B2D42). oklch(27.5% 0.053 316.6), rgb(50, 31, 57).
Aa
White text reads best on this color (15.10:1).
About this color
#321F39 is a dark, muted purple. In OKLCH its lightness is 28%, its chroma 0.053 and its hue 317°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.044 away. White text reads best on it, at 15.10:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | muted (0.053) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.39:1 |
| White text | 15.10:1 |
Values
| HEX | #321F39 |
| RGB | rgb(50, 31, 57) |
| HSL | hsl(284, 30%, 17%) |
| OKLCH | oklch(27.5% 0.053 316.6) |
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 #321F39 | 15.10:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #321F39 | 1.39:1 | Fails | Lc 0.0 | Not readable |
| #321F39 text on white | 15.10:1 | AAA | Lc 101.9 | Preferred for body text |
| #321F39 text on black | 1.39:1 | 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
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#EFE6F2
oklch(93.5% 0.019 317.7)
-
Step 200
200
#E3D2E9
oklch(88.4% 0.036 317.3)
-
Step 300
300
#D1B5DC
oklch(80.9% 0.062 316.4)
-
Step 400
400
#BA8DCB
oklch(70.8% 0.101 316.5)
-
Step 500
500
#A86FBD
oklch(63.1% 0.129 316.5)
-
Step 600
600
#9356A9
oklch(55.6% 0.139 316.5)
-
Step 700
700
#7D4691
oklch(49.1% 0.129 316.4)
-
Step 800
800
#663A76
oklch(42.8% 0.107 316.5)
-
Step 900
900
#53325F
oklch(37.7% 0.084 316.6)
-
Step 950
950 (this color)
#321F39
oklch(27.5% 0.053 316.6)
#321F39 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) | #1B253A | 0.044 |
| Deuteranopia (no green cones) | #202738 | 0.040 |
| Tritanopia (no blue cones) | #322229 | 0.034 |
| Achromatopsia (no color) | #262626 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #321F39
#321F39
oklch(27.5% 0.053 316.6)
- #1B2E12
#1B2E12
oklch(27.7% 0.054 136.5)
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 #321F39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.044
- Oxford Blue #1B263B ΔE 0.045
- Dark #1B2431 ΔE 0.049
- Jet #212529 ΔE 0.052
- Eggplant #380835 ΔE 0.054
- Aubergine #3D0734 ΔE 0.056
- Gunmetal #293241 ΔE 0.059
- Dark Purple #35063E ΔE 0.060
Use #321F39 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.