#231576#231576

#231576 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.7% C 0.153 H 278.1°. Best body text is #FFFFFF at 14.58:1 contrast (WCAG AA passes).

Color values

HEX	#231576
RGB	rgb(35, 21, 118)
HSL	hsl(249, 70%, 27%)
HSV	hsv(249, 82%, 46%)
CMYK	cmyk(70.3%, 82.2%, 0%, 53.7%)
CIE-LAB	lab(16.51, 37.06, -52.35)
CIE-LCH	lch(16.51, 64.14, 305.30°)
OKLab	oklab(29.67% 0.0216 -0.1512)
OKLCH	oklch(29.67% 0.153 278.1)
XYZ	xyz(4.2303, 2.2013, 17.3380)
Luminance	0.0220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231576 #687615

analogous

#153776 #231576 #541576

triadic

#231576 #762315 #157623

tetradic

#231576 #761537 #687615 #157654

square

#231576 #761537 #687615 #157654

split-complementary

#231576 #765415 #377615

monochromatic

#08051A #140C42 #231576 #321EAA #452CD9

Accessibility & contrast

On white

14.58

#231576 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#231576 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231576

14.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231576	#FFFFFF	#000000	##FFFFFF
##231576	1.00	14.58	1.44	14.58
#FFFFFF	14.58	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D79

Deuteranopia (green-blind)

#002574

Tritanopia (blue-blind)

#003245

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #231576;
/* rgb */ color: rgb(35, 21, 118);
/* oklch */ color: oklch(29.7% 0.153 278.1);

Tailwind

colors: {
  custom: {
    50: '#6c559f',
    500: '#231576',
    950: '#000000',
  },
}

SCSS

$custom: #231576;
$custom-light: #6c559f;
$custom-dark: #000000;

JSON

{
  "hex": "#231576",
  "rgb": {
    "r": 35,
    "g": 21,
    "b": 118
  },
  "hsl": {
    "h": 248.66,
    "s": 69.784,
    "l": 27.255
  },
  "oklch": {
    "l": 0.29673,
    "c": 0.15277,
    "h": 278.1
  },
  "luminance": 0.02202
}

Semantic roles & 50–950 ramp

primary

#231576

secondary

#9BAC3B

accent

#ED3BD3

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#08030F

muted

#7A787E

Preview Lab

Preview with #231576

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

Preview Lab → · Contrast checker → · Palette generator →