#331EAD#331EAD

#331EAD is a dark, highly saturated blue. Relative luminance 0.046; OKLCH L 38.3% C 0.207 H 276.8°. Best body text is #FFFFFF at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#331EAD
RGB	rgb(51, 30, 173)
HSL	hsl(249, 70%, 40%)
HSV	hsv(249, 83%, 68%)
CMYK	cmyk(70.5%, 82.7%, 0%, 32.2%)
CIE-LAB	lab(25.71, 51.20, -71.24)
CIE-LCH	lch(25.71, 87.73, 305.70°)
OKLab	oklab(38.25% 0.0247 -0.2059)
OKLCH	oklch(38.25% 0.207 276.8)
XYZ	xyz(9.3699, 4.6486, 39.9305)
Luminance	0.0465 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331EAD #98AD1E

analogous

#1E51AD #331EAD #7A1EAD

triadic

#331EAD #AD331E #1EAD33

tetradic

#331EAD #AD1E51 #98AD1E #1EAD7A

square

#331EAD #AD1E51 #98AD1E #1EAD7A

split-complementary

#331EAD #AD7A1E #51AD1E

monochromatic

#140C45 #241579 #331EAD #472EDB #7562E4

Accessibility & contrast

On white

10.88

#331EAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#331EAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331EAD

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331EAD	#FFFFFF	#000000	##FFFFFF
##331EAD	1.00	10.88	1.93	10.88
#FFFFFF	10.88	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043B1

Deuteranopia (green-blind)

#0037AB

Tritanopia (blue-blind)

#004B67

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #331ead;
/* rgb */ color: rgb(51, 30, 173);
/* oklch */ color: oklch(38.3% 0.207 276.8);

Tailwind

colors: {
  custom: {
    50: '#7e5fc7',
    500: '#331ead',
    950: '#000000',
  },
}

SCSS

$custom: #331ead;
$custom-light: #7e5fc7;
$custom-dark: #000000;

JSON

{
  "hex": "#331ead",
  "rgb": {
    "r": 51,
    "g": 30,
    "b": 173
  },
  "hsl": {
    "h": 248.811,
    "s": 70.443,
    "l": 39.804
  },
  "oklch": {
    "l": 0.38254,
    "c": 0.20735,
    "h": 276.8
  },
  "luminance": 0.04649
}

Semantic roles & 50–950 ramp

primary

#331EAD

secondary

#B9C85E

accent

#ED3BD3

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #331EAD

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →