#312947
Closest named color: Space Cadet (#2B2D42). oklch(30.4% 0.054 295.3), rgb(49, 41, 71).
Aa
White text reads best on this color (13.64:1).
About this color
#312947 is a dark, muted purple. In OKLCH its lightness is 30%, its chroma 0.054 and its hue 295°. 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 13.64:1.
| Hue family | Purples |
| Lightness | dark (30%) |
| Chroma | muted (0.054) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.53:1 |
| White text | 13.64:1 |
Values
| HEX | #312947 |
| RGB | rgb(49, 41, 71) |
| HSL | hsl(256, 27%, 22%) |
| OKLCH | oklch(30.4% 0.054 295.3) |
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 #312947 | 13.64:1 | AAA | Lc -103.2 | Preferred for body text |
| Black text on #312947 | 1.53:1 | Fails | Lc 0.0 | Not readable |
| #312947 text on white | 13.64:1 | AAA | Lc 100.1 | Preferred for body text |
| #312947 text on black | 1.53:1 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EAE8F5
oklch(93.6% 0.018 293.1)
-
Step 200
200
#DAD5EF
oklch(88.5% 0.036 294.5)
-
Step 300
300
#C3B9E6
oklch(80.9% 0.064 295.1)
-
Step 400
400
#A594D9
oklch(70.7% 0.101 295)
-
Step 500
500
#9078CF
oklch(63.2% 0.129 295.1)
-
Step 600
600
#7B5FBC
oklch(55.6% 0.141 295.3)
-
Step 700
700
#684EA2
oklch(49.2% 0.131 295.5)
-
Step 800
800
#544083
oklch(42.6% 0.109 295.2)
-
Step 900
900
#453769
oklch(37.6% 0.084 294.9)
-
Step 950
950 (this color)
#312947
oklch(30.4% 0.054 295.3)
#312947 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) | #212E48 | 0.029 |
| Deuteranopia (no green cones) | #222D46 | 0.027 |
| Tritanopia (no blue cones) | #2C2E34 | 0.044 |
| Achromatopsia (no color) | #2E2E2E | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #312947
#312947
oklch(30.4% 0.054 295.3)
- #2E320F
#2E320F
oklch(30.4% 0.054 115.1)
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 #312947, 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 0.036
- Oxford Blue #1B263B ΔE 0.046
- Prussian Blue #1D3557 ΔE 0.048
- Dark #1B2431 ΔE 0.059
- Dark Blue Grey #1F3B4D ΔE 0.059
- Onyx #343A40 ΔE 0.061
- Jet #212529 ΔE 0.064
Use #312947 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.