#231872#231872

#231872 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.6% C 0.145 H 278.3°. Best body text is #FFFFFF at 14.53:1 contrast (WCAG AA passes).

Color values

HEX	#231872
RGB	rgb(35, 24, 114)
HSL	hsl(247, 65%, 27%)
HSV	hsv(247, 79%, 45%)
CMYK	cmyk(69.3%, 78.9%, 0%, 55.3%)
CIE-LAB	lab(16.63, 34.09, -49.58)
CIE-LCH	lch(16.63, 60.17, 304.52°)
OKLab	oklab(29.62% 0.021 -0.1432)
OKLCH	oklch(29.62% 0.145 278.3)
XYZ	xyz(4.0561, 2.2252, 16.1321)
Luminance	0.0222 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231872 #677218

analogous

#183A72 #231872 #501872

triadic

#231872 #722318 #187223

tetradic

#231872 #72183A #677218 #187250

square

#231872 #72183A #677218 #187250

split-complementary

#231872 #725018 #3A7218

monochromatic

#080519 #130D3F #231872 #3323A5 #4531D4

Accessibility & contrast

On white

14.53

#231872 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#231872 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231872

14.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231872	#FFFFFF	#000000	##FFFFFF
##231872	1.00	14.53	1.45	14.53
#FFFFFF	14.53	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D75

Deuteranopia (green-blind)

#002570

Tritanopia (blue-blind)

#003244

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #231872;
/* rgb */ color: rgb(35, 24, 114);
/* oklch */ color: oklch(29.6% 0.145 278.3);

Tailwind

colors: {
  custom: {
    50: '#6a579c',
    500: '#231872',
    950: '#000000',
  },
}

SCSS

$custom: #231872;
$custom-light: #6a579c;
$custom-dark: #000000;

JSON

{
  "hex": "#231872",
  "rgb": {
    "r": 35,
    "g": 24,
    "b": 114
  },
  "hsl": {
    "h": 247.333,
    "s": 65.217,
    "l": 27.059
  },
  "oklch": {
    "l": 0.29619,
    "c": 0.14471,
    "h": 278.3
  },
  "luminance": 0.02225
}

Semantic roles & 50–950 ramp

primary

#231872

secondary

#9BA73E

accent

#E840D4

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #231872

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

Preview Lab → · Contrast checker → · Palette generator →