#331EAC#331EAC

#331EAC is a dark, highly saturated blue. Relative luminance 0.046; OKLCH L 38.1% C 0.206 H 277.0°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#331EAC
RGB	rgb(51, 30, 172)
HSL	hsl(249, 70%, 40%)
HSV	hsv(249, 83%, 67%)
CMYK	cmyk(70.3%, 82.6%, 0%, 32.5%)
CIE-LAB	lab(25.59, 50.90, -70.83)
CIE-LCH	lch(25.59, 87.22, 305.70°)
OKLab	oklab(38.14% 0.025 -0.2047)
OKLCH	oklch(38.14% 0.206 277)
XYZ	xyz(9.2735, 4.6101, 39.4228)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331EAC #97AC1E

analogous

#1E50AC #331EAC #7A1EAC

triadic

#331EAC #AC331E #1EAC33

tetradic

#331EAC #AC1E50 #97AC1E #1EAC7A

square

#331EAC #AC1E50 #97AC1E #1EAC7A

split-complementary

#331EAC #AC7A1E #50AC1E

monochromatic

#140C44 #241578 #331EAC #472DDA #7461E3

Accessibility & contrast

On white

10.92

#331EAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#331EAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331EAC

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331EAC	#FFFFFF	#000000	##FFFFFF
##331EAC	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042B0

Deuteranopia (green-blind)

#0037AA

Tritanopia (blue-blind)

#004B67

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #331eac;
/* rgb */ color: rgb(51, 30, 172);
/* oklch */ color: oklch(38.1% 0.206 277.0);

Tailwind

colors: {
  custom: {
    50: '#7e5fc6',
    500: '#331eac',
    950: '#000000',
  },
}

SCSS

$custom: #331eac;
$custom-light: #7e5fc6;
$custom-dark: #000000;

JSON

{
  "hex": "#331eac",
  "rgb": {
    "r": 51,
    "g": 30,
    "b": 172
  },
  "hsl": {
    "h": 248.873,
    "s": 70.297,
    "l": 39.608
  },
  "oklch": {
    "l": 0.3814,
    "c": 0.2062,
    "h": 277
  },
  "luminance": 0.04611
}

Semantic roles & 50–950 ramp

primary

#331EAC

secondary

#B8C85E

accent

#ED3BD3

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #331EAC

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

Preview Lab → · Contrast checker → · Palette generator →