#312950
Closest named color: Space Cadet (#2B2D42). oklch(31% 0.069 291.3), rgb(49, 41, 80).
Aa
White text reads best on this color (13.43:1).
About this color
#312950 is a dark, muted purple. In OKLCH its lightness is 31%, its chroma 0.069 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.033 away. White text reads best on it, at 13.43:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | muted (0.069) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.56:1 |
| White text | 13.43:1 |
Values
| HEX | #312950 |
| RGB | rgb(49, 41, 80) |
| HSL | hsl(252, 32%, 24%) |
| OKLCH | oklch(31% 0.069 291.3) |
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 #312950 | 13.43:1 | AAA | Lc -103.0 | Preferred for body text |
| Black text on #312950 | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #312950 text on white | 13.43:1 | AAA | Lc 99.8 | Preferred for body text |
| #312950 text on black | 1.56:1 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#E9E7F9
oklch(93.5% 0.024 291)
-
Step 200
200
#D9D4F5
oklch(88.4% 0.045 292.4)
-
Step 300
300
#C0B8F2
oklch(80.9% 0.081 290.8)
-
Step 400
400
#A291EB
oklch(70.8% 0.13 291.4)
-
Step 500
500
#8C73E5
oklch(63.2% 0.166 291)
-
Step 600
600
#7858D2
oklch(55.6% 0.18 291.5)
-
Step 700
700
#6547B6
oklch(49.1% 0.168 291.4)
-
Step 800
800
#523B94
oklch(42.7% 0.14 291.2)
-
Step 900
900
#433476
oklch(37.7% 0.109 290.7)
-
Step 950
950 (this color)
#312950
oklch(31% 0.069 291.3)
#312950 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) | #1C2F51 | 0.035 |
| Deuteranopia (no green cones) | #1D2E4F | 0.034 |
| Tritanopia (no blue cones) | #293038 | 0.056 |
| Achromatopsia (no color) | #2F2F2F | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #312950
#312950
oklch(31% 0.069 291.3)
- #323300
#323300
oklch(31% 0.068 111)
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 #312950, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.033
- Prussian Blue #1D3557 ΔE 0.044
- Gunmetal #293241 ΔE 0.046
- Oxford Blue #1B263B ΔE 0.055
- Marine #042E60 ΔE 0.059
- Dark Blue Grey #1F3B4D ΔE 0.062
- Onyx #343A40 ΔE 0.069
- Dark #1B2431 ΔE 0.071
Use #312950 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.