#321F3F
Closest named color: Space Cadet (#2B2D42). oklch(27.9% 0.062 310.3), rgb(50, 31, 63).
Aa
White text reads best on this color (14.96:1).
About this color
#321F3F is a dark, muted purple. In OKLCH its lightness is 28%, its chroma 0.062 and its hue 310°. 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 14.96:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | muted (0.062) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.40:1 |
| White text | 14.96:1 |
Values
| HEX | #321F3F |
| RGB | rgb(50, 31, 63) |
| HSL | hsl(276, 34%, 18%) |
| OKLCH | oklch(27.9% 0.062 310.3) |
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 #321F3F | 14.96:1 | AAA | Lc -104.5 | Preferred for body text |
| Black text on #321F3F | 1.40:1 | Fails | Lc 0.0 | Not readable |
| #321F3F text on white | 14.96:1 | AAA | Lc 101.7 | Preferred for body text |
| #321F3F text on black | 1.40:1 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EEE6F5
oklch(93.6% 0.022 309.6)
-
Step 200
200
#E1D2EE
oklch(88.4% 0.041 309.4)
-
Step 300
300
#CFB4E4
oklch(80.9% 0.072 310.1)
-
Step 400
400
#B78BD7
oklch(70.6% 0.118 310.1)
-
Step 500
500
#A56CCC
oklch(63% 0.15 310.1)
-
Step 600
600
#9152B9
oklch(55.7% 0.163 310.4)
-
Step 700
700
#7B429F
oklch(49.1% 0.151 310.3)
-
Step 800
800
#643781
oklch(42.7% 0.125 310.2)
-
Step 900
900
#523067
oklch(37.7% 0.098 311.1)
-
Step 950
950 (this color)
#321F3F
oklch(27.9% 0.062 310.3)
#321F3F 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) | #182640 | 0.048 |
| Deuteranopia (no green cones) | #1D273E | 0.044 |
| Tritanopia (no blue cones) | #30242C | 0.043 |
| Achromatopsia (no color) | #272727 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #321F3F
#321F3F
oklch(27.9% 0.062 310.3)
- #1E2E0A
#1E2E0A
oklch(27.8% 0.061 130)
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 #321F3F, 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 0.047
- Eggplant #380835 ΔE 0.054
- Dark #1B2431 ΔE 0.054
- Dark Purple #35063E ΔE 0.057
- Aubergine #3D0734 ΔE 0.057
- Jet #212529 ΔE 0.060
- Gunmetal #293241 ΔE 0.060
Use #321F3F 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.