#312641
Closest named color: Space Cadet (#2B2D42). oklch(29.4% 0.05 302.2), rgb(49, 38, 65).
Aa
White text reads best on this color (14.14:1).
About this color
#312641 is a dark, muted purple. In OKLCH its lightness is 29%, its chroma 0.050 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.023 away. White text reads best on it, at 14.14:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | muted (0.050) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.48:1 |
| White text | 14.14:1 |
Values
| HEX | #312641 |
| RGB | rgb(49, 38, 65) |
| HSL | hsl(264, 26%, 20%) |
| OKLCH | oklch(29.4% 0.05 302.2) |
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 #312641 | 14.14:1 | AAA | Lc -103.8 | Preferred for body text |
| Black text on #312641 | 1.48:1 | Fails | Lc 0.0 | Not readable |
| #312641 text on white | 14.14:1 | AAA | Lc 100.8 | Preferred for body text |
| #312641 text on black | 1.48:1 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#ECE7F4
oklch(93.6% 0.018 303.4)
-
Step 200
200
#DDD4EC
oklch(88.4% 0.034 302.7)
-
Step 300
300
#C7B8E1
oklch(80.8% 0.059 301.8)
-
Step 400
400
#AC92D2
oklch(70.7% 0.096 302.7)
-
Step 500
500
#9776C6
oklch(63% 0.122 302)
-
Step 600
600
#825EB2
oklch(55.6% 0.131 302.1)
-
Step 700
700
#6E4D99
oklch(49% 0.121 302.2)
-
Step 800
800
#5A407C
oklch(42.8% 0.1 302.4)
-
Step 900
900
#4A3664
oklch(37.7% 0.079 302.8)
-
Step 950
950 (this color)
#312641
oklch(29.4% 0.05 302.2)
#312641 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) | #202B42 | 0.031 |
| Deuteranopia (no green cones) | #222B40 | 0.030 |
| Tritanopia (no blue cones) | #2E2A30 | 0.038 |
| Achromatopsia (no color) | #2B2B2B | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #312641
#312641
oklch(29.4% 0.05 302.2)
- #283012
#283012
oklch(29.3% 0.05 121.9)
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 #312641, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.023
- Gunmetal #293241 ΔE 0.040
- Oxford Blue #1B263B ΔE 0.040
- Dark #1B2431 ΔE 0.051
- Jet #212529 ΔE 0.055
- Prussian Blue #1D3557 ΔE 0.059
- Onyx #343A40 ΔE 0.067
- Dark Blue Grey #1F3B4D ΔE 0.068
Use #312641 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.