#231377#231377

#231377 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.5% C 0.156 H 278.2°. Best body text is #FFFFFF at 14.68:1 contrast (WCAG AA passes).

Color values

HEX	#231377
RGB	rgb(35, 19, 119)
HSL	hsl(250, 72%, 27%)
HSV	hsv(250, 84%, 47%)
CMYK	cmyk(70.6%, 84%, 0%, 53.3%)
CIE-LAB	lab(16.28, 38.40, -53.38)
CIE-LCH	lch(16.28, 65.76, 305.73°)
OKLab	oklab(29.55% 0.0223 -0.1542)
OKLCH	oklch(29.55% 0.156 278.2)
XYZ	xyz(4.2547, 2.1546, 17.6408)
Luminance	0.0215 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231377 #677713

analogous

#133577 #231377 #551377

triadic

#231377 #772313 #137723

tetradic

#231377 #771335 #677713 #137755

square

#231377 #771335 #677713 #137755

split-complementary

#231377 #775513 #357713

monochromatic

#08041A #130B42 #231377 #331BAC #4528DD

Accessibility & contrast

On white

14.68

#231377 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#231377 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231377

14.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231377	#FFFFFF	#000000	##FFFFFF
##231377	1.00	14.68	1.43	14.68
#FFFFFF	14.68	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C7A

Deuteranopia (green-blind)

#002475

Tritanopia (blue-blind)

#003246

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #231377;
/* rgb */ color: rgb(35, 19, 119);
/* oklch */ color: oklch(29.5% 0.156 278.2);

Tailwind

colors: {
  custom: {
    50: '#6c549f',
    500: '#231377',
    950: '#000000',
  },
}

SCSS

$custom: #231377;
$custom-light: #6c549f;
$custom-dark: #000000;

JSON

{
  "hex": "#231377",
  "rgb": {
    "r": 35,
    "g": 19,
    "b": 119
  },
  "hsl": {
    "h": 249.6,
    "s": 72.464,
    "l": 27.059
  },
  "oklch": {
    "l": 0.29547,
    "c": 0.1558,
    "h": 278.2
  },
  "luminance": 0.02155
}

Semantic roles & 50–950 ramp

primary

#231377

secondary

#9BAD39

accent

#EF39D2

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08030F

muted

#7B787E

Preview Lab

Preview with #231377

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

Preview Lab → · Contrast checker → · Palette generator →