#31274E
Closest named color: Space Cadet (#2B2D42). oklch(30.4% 0.069 293.7), rgb(49, 39, 78).
Aa
White text reads best on this color (13.71:1).
About this color
#31274E is a dark, muted purple. In OKLCH its lightness is 30%, its chroma 0.069 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.034 away. White text reads best on it, at 13.71:1.
| Hue family | Purples |
| Lightness | dark (30%) |
| Chroma | muted (0.069) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.53:1 |
| White text | 13.71:1 |
Values
| HEX | #31274E |
| RGB | rgb(49, 39, 78) |
| HSL | hsl(255, 33%, 23%) |
| OKLCH | oklch(30.4% 0.069 293.7) |
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 #31274E | 13.71:1 | AAA | Lc -103.3 | Preferred for body text |
| Black text on #31274E | 1.53:1 | Fails | Lc 0.0 | Not readable |
| #31274E text on white | 13.71:1 | AAA | Lc 100.2 | Preferred for body text |
| #31274E 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#EAE7F9
oklch(93.6% 0.024 293.6)
-
Step 200
200
#DAD4F5
oklch(88.5% 0.045 293.8)
-
Step 300
300
#C3B7F1
oklch(80.9% 0.082 294)
-
Step 400
400
#A590EA
oklch(70.8% 0.13 293.5)
-
Step 500
500
#9071E3
oklch(63.1% 0.167 293.6)
-
Step 600
600
#7C56D1
oklch(55.6% 0.182 293.9)
-
Step 700
700
#6845B5
oklch(49% 0.169 293.6)
-
Step 800
800
#553A93
oklch(42.7% 0.14 293.6)
-
Step 900
900
#463375
oklch(37.8% 0.109 293.8)
-
Step 950
950 (this color)
#31274E
oklch(30.4% 0.069 293.7)
#31274E 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) | #1A2E4F | 0.039 |
| Deuteranopia (no green cones) | #1C2D4D | 0.037 |
| Tritanopia (no blue cones) | #2A2E36 | 0.056 |
| Achromatopsia (no color) | #2D2D2D | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31274E
#31274E
oklch(30.4% 0.069 293.7)
- #2F3200
#2F3200
oklch(30.4% 0.068 113.4)
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 #31274E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.034
- Gunmetal #293241 ΔE 0.048
- Prussian Blue #1D3557 ΔE 0.049
- Oxford Blue #1B263B ΔE 0.053
- Marine #042E60 ΔE 0.061
- Dark Blue Grey #1F3B4D ΔE 0.067
- Dark #1B2431 ΔE 0.068
- Onyx #343A40 ΔE 0.073
Use #31274E 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.