#331A44
Closest named color: Dark Purple (#35063E). oklch(27.4% 0.079 309.6), rgb(51, 26, 68).
Aa
White text reads best on this color (15.30:1).
About this color
#331A44 is a dark, moderately saturated purple. In OKLCH its lightness is 27%, its chroma 0.079 and its hue 310°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Purple (#35063E), ΔE 0.042 away. White text reads best on it, at 15.30:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.079) |
| Temperature | in between |
| Nearest name | Dark Purple (#35063E) |
| Black text | 1.37:1 |
| White text | 15.30:1 |
Values
| HEX | #331A44 |
| RGB | rgb(51, 26, 68) |
| HSL | hsl(276, 45%, 18%) |
| OKLCH | oklch(27.4% 0.079 309.6) |
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 #331A44 | 15.30:1 | AAA | Lc -104.8 | Preferred for body text |
| Black text on #331A44 | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #331A44 text on white | 15.30:1 | AAA | Lc 102.0 | Preferred for body text |
| #331A44 text on black | 1.37:1 | 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
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#EFE5F8
oklch(93.5% 0.027 309.2)
-
Step 200
200
#E3D0F4
oklch(88.4% 0.053 309)
-
Step 300
300
#D3B0EF
oklch(80.9% 0.095 309.6)
-
Step 400
400
#BD84E6
oklch(70.7% 0.15 309.8)
-
Step 500
500
#AC61DF
oklch(63.2% 0.191 309.5)
-
Step 600
600
#9842CC
oklch(55.6% 0.209 309.9)
-
Step 700
700
#8132B1
oklch(49% 0.194 309.4)
-
Step 800
800
#692B8F
oklch(42.6% 0.161 309.6)
-
Step 900
900
#552972
oklch(37.6% 0.125 309.5)
-
Step 950
950 (this color)
#331A44
oklch(27.4% 0.079 309.6)
#331A44 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) | #0D2445 | 0.066 |
| Deuteranopia (no green cones) | #162643 | 0.059 |
| Tritanopia (no blue cones) | #31212C | 0.054 |
| Achromatopsia (no color) | #252525 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331A44
#331A44
oklch(27.4% 0.079 309.6)
- #1B2E00
#1B2E00
oklch(27.4% 0.074 129.9)
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 #331A44, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Purple #35063E ΔE 0.042
- Eggplant #380835 ΔE 0.045
- Aubergine #3D0734 ΔE 0.049
- Eggplant Purple #430541 ΔE 0.049
- Deep Purple #36013F ΔE 0.051
- Deep Violet #490648 ΔE 0.057
- Space Cadet #2B2D42 ΔE 0.059
- Oxford Blue #1B263B ΔE 0.059
Use #331A44 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.