#243158#243158

#243158 is a dark, moderate blue. Relative luminance 0.033; OKLCH L 32.3% C 0.072 H 268.3°. Best body text is #FFFFFF at 12.69:1 contrast (WCAG AA passes).

Color values

HEX	#243158
RGB	rgb(36, 49, 88)
HSL	hsl(225, 42%, 24%)
HSV	hsv(225, 59%, 35%)
CMYK	cmyk(59.1%, 44.3%, 0%, 65.5%)
CIE-LAB	lab(21.12, 7.72, -25.25)
CIE-LCH	lch(21.12, 26.40, 287.00°)
OKLab	oklab(32.27% -0.0021 -0.0716)
OKLCH	oklch(32.27% 0.072 268.3)
XYZ	xyz(3.5867, 3.2760, 9.6740)
Luminance	0.0328 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243158 #584B24

analogous

#244B58 #243158 #312458

triadic

#243158 #582431 #315824

tetradic

#243158 #58244B #584B24 #245831

square

#243158 #58244B #584B24 #245831

split-complementary

#243158 #583124 #4B5824

monochromatic

#090C16 #12192D #243158 #364983 #4861AF

Accessibility & contrast

On white

12.69

#243158 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#243158 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243158

12.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243158	#FFFFFF	#000000	##FFFFFF
##243158	1.00	12.69	1.66	12.69
#FFFFFF	12.69	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21355A

Deuteranopia (green-blind)

#1B3157

Tritanopia (blue-blind)

#083940

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #243158;
/* rgb */ color: rgb(36, 49, 88);
/* oklch */ color: oklch(32.3% 0.072 268.3);

Tailwind

colors: {
  custom: {
    50: '#636887',
    500: '#243158',
    950: '#000000',
  },
}

SCSS

$custom: #243158;
$custom-light: #636887;
$custom-dark: #000000;

JSON

{
  "hex": "#243158",
  "rgb": {
    "r": 36,
    "g": 49,
    "b": 88
  },
  "hsl": {
    "h": 225,
    "s": 41.935,
    "l": 24.314
  },
  "oklch": {
    "l": 0.3227,
    "c": 0.07167,
    "h": 268.3
  },
  "luminance": 0.03276
}

Semantic roles & 50–950 ramp

primary

#243158

secondary

#8C7C4C

accent

#B356D2

background

#F6F6F8

surface

#EBEBEF

border

#C6C6CA

text

#05060B

muted

#7A7A7C

Preview Lab

Preview with #243158

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

Preview Lab → · Contrast checker → · Palette generator →