#312249
Closest named color: Space Cadet (#2B2D42). oklch(29% 0.071 299.8), rgb(49, 34, 73).
Aa
White text reads best on this color (14.42:1).
About this color
#312249 is a dark, moderately saturated purple. In OKLCH its lightness is 29%, its chroma 0.071 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.040 away. White text reads best on it, at 14.42:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.071) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.45:1 |
| White text | 14.42:1 |
Values
| HEX | #312249 |
| RGB | rgb(49, 34, 73) |
| HSL | hsl(263, 36%, 21%) |
| OKLCH | oklch(29% 0.071 299.8) |
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 #312249 | 14.42:1 | AAA | Lc -104.0 | Preferred for body text |
| Black text on #312249 | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #312249 text on white | 14.42:1 | AAA | Lc 101.1 | Preferred for body text |
| #312249 text on black | 1.45:1 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#ECE7F8
oklch(93.7% 0.023 299.4)
-
Step 200
200
#DDD3F4
oklch(88.5% 0.046 299.3)
-
Step 300
300
#C8B5EF
oklch(80.9% 0.083 299.6)
-
Step 400
400
#AD8CE7
oklch(70.6% 0.133 299.7)
-
Step 500
500
#9A6CE0
oklch(63% 0.171 299.8)
-
Step 600
600
#8651CE
oklch(55.6% 0.186 299.9)
-
Step 700
700
#7141B2
oklch(49.1% 0.172 299.6)
-
Step 800
800
#5C3690
oklch(42.6% 0.143 299.8)
-
Step 900
900
#4B3073
oklch(37.6% 0.112 299.6)
-
Step 950
950 (this color)
#312249
oklch(29% 0.071 299.8)
#312249 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) | #162A4A | 0.047 |
| Deuteranopia (no green cones) | #192948 | 0.043 |
| Tritanopia (no blue cones) | #2C2932 | 0.054 |
| Achromatopsia (no color) | #2A2A2A | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #312249
#312249
oklch(29% 0.071 299.8)
- #273000
#273000
oklch(29% 0.069 120.3)
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 #312249, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.040
- Oxford Blue #1B263B ΔE 0.050
- Gunmetal #293241 ΔE 0.057
- Dark #1B2431 ΔE 0.062
- Prussian Blue #1D3557 ΔE 0.062
- Dark Purple #35063E ΔE 0.065
- Eggplant #380835 ΔE 0.067
- Eggplant Purple #430541 ΔE 0.068
Use #312249 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.