#312646
Closest named color: Space Cadet (#2B2D42). oklch(29.7% 0.058 298.7), rgb(49, 38, 70).
Aa
White text reads best on this color (14.03:1).
About this color
#312646 is a dark, muted purple. In OKLCH its lightness is 30%, its chroma 0.058 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.027 away. White text reads best on it, at 14.03:1.
| Hue family | Purples |
| Lightness | dark (30%) |
| Chroma | muted (0.058) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.49:1 |
| White text | 14.03:1 |
Values
| HEX | #312646 |
| RGB | rgb(49, 38, 70) |
| HSL | hsl(261, 30%, 21%) |
| OKLCH | oklch(29.7% 0.058 298.7) |
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 #312646 | 14.03:1 | AAA | Lc -103.7 | Preferred for body text |
| Black text on #312646 | 1.49:1 | Fails | Lc 0.0 | Not readable |
| #312646 text on white | 14.03:1 | AAA | Lc 100.6 | Preferred for body text |
| #312646 text on black | 1.49:1 | 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
#EBE7F6
oklch(93.5% 0.021 298.2)
-
Step 200
200
#DCD4F0
oklch(88.5% 0.039 298.7)
-
Step 300
300
#C6B7E8
oklch(80.8% 0.07 298.8)
-
Step 400
400
#AA91DC
oklch(70.7% 0.11 298.9)
-
Step 500
500
#9574D2
oklch(63.1% 0.14 298.5)
-
Step 600
600
#805BBF
oklch(55.6% 0.152 298.4)
-
Step 700
700
#6D4AA5
oklch(49.2% 0.142 298.8)
-
Step 800
800
#583D86
oklch(42.7% 0.118 298.3)
-
Step 900
900
#48356B
oklch(37.7% 0.091 298.1)
-
Step 950
950 (this color)
#312646
oklch(29.7% 0.058 298.7)
#312646 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) | #1D2C47 | 0.036 |
| Deuteranopia (no green cones) | #1F2B45 | 0.033 |
| Tritanopia (no blue cones) | #2D2C32 | 0.047 |
| Achromatopsia (no color) | #2C2C2C | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #312646
#312646
oklch(29.7% 0.058 298.7)
- #2A310B
#2A310B
oklch(29.7% 0.058 119)
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 #312646, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.027
- Gunmetal #293241 ΔE 0.043
- Oxford Blue #1B263B ΔE 0.044
- Prussian Blue #1D3557 ΔE 0.055
- Dark #1B2431 ΔE 0.057
- Jet #212529 ΔE 0.063
- Dark Blue Grey #1F3B4D ΔE 0.068
- Marine #042E60 ΔE 0.070
Use #312646 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.