#243770#243770

#243770 is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.4% C 0.101 H 267.2°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#243770
RGB	rgb(36, 55, 112)
HSL	hsl(225, 51%, 29%)
HSV	hsv(225, 68%, 44%)
CMYK	cmyk(67.9%, 50.9%, 0%, 56.1%)
CIE-LAB	lab(24.57, 12.71, -35.35)
CIE-LCH	lch(24.57, 37.57, 289.78°)
OKLab	oklab(35.43% -0.0049 -0.1012)
OKLCH	oklch(35.43% 0.101 267.2)
XYZ	xyz(5.0174, 4.2768, 15.8872)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243770 #705D24

analogous

#245D70 #243770 #372470

triadic

#243770 #702437 #377024

tetradic

#243770 #70245D #705D24 #247037

square

#243770 #70245D #705D24 #247037

split-complementary

#243770 #703724 #5D7024

monochromatic

#070B17 #152042 #243770 #334E9E #4A68C5

Accessibility & contrast

On white

11.32

#243770 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#243770 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243770

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243770	#FFFFFF	#000000	##FFFFFF
##243770	1.00	11.32	1.86	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#193E72

Deuteranopia (green-blind)

#08376F

Tritanopia (blue-blind)

#00444E

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #243770;
/* rgb */ color: rgb(36, 55, 112);
/* oklch */ color: oklch(35.4% 0.101 267.2);

Tailwind

colors: {
  custom: {
    50: '#686d99',
    500: '#243770',
    950: '#000000',
  },
}

SCSS

$custom: #243770;
$custom-light: #686d99;
$custom-dark: #000000;

JSON

{
  "hex": "#243770",
  "rgb": {
    "r": 36,
    "g": 55,
    "b": 112
  },
  "hsl": {
    "h": 225,
    "s": 51.351,
    "l": 29.02
  },
  "oklch": {
    "l": 0.35428,
    "c": 0.10134,
    "h": 267.2
  },
  "luminance": 0.04277
}

Semantic roles & 50–950 ramp

primary

#243770

secondary

#A38D4D

accent

#B74DDB

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #243770

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

Preview Lab → · Contrast checker → · Palette generator →