#243773#243773

#243773 is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.7% C 0.106 H 267.6°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#243773
RGB	rgb(36, 55, 115)
HSL	hsl(226, 52%, 30%)
HSV	hsv(226, 69%, 45%)
CMYK	cmyk(68.7%, 52.2%, 0%, 54.9%)
CIE-LAB	lab(24.78, 13.88, -36.92)
CIE-LCH	lch(24.78, 39.44, 290.60°)
OKLab	oklab(35.66% -0.0045 -0.1058)
OKLCH	oklch(35.66% 0.106 267.6)
XYZ	xyz(5.1872, 4.3448, 16.7816)
Luminance	0.0435 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243773 #736024

analogous

#245F73 #243773 #392473

triadic

#243773 #732437 #377324

tetradic

#243773 #73245F #736024 #247339

square

#243773 #73245F #736024 #247339

split-complementary

#243773 #733924 #5F7324

monochromatic

#070B17 #152144 #243773 #334DA2 #4B69C7

Accessibility & contrast

On white

11.24

#243773 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#243773 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243773

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243773	#FFFFFF	#000000	##FFFFFF
##243773	1.00	11.24	1.87	11.24
#FFFFFF	11.24	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#163F75

Deuteranopia (green-blind)

#013772

Tritanopia (blue-blind)

#00454F

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #243773;
/* rgb */ color: rgb(36, 55, 115);
/* oklch */ color: oklch(35.7% 0.106 267.6);

Tailwind

colors: {
  custom: {
    50: '#686d9c',
    500: '#243773',
    950: '#000000',
  },
}

SCSS

$custom: #243773;
$custom-light: #686d9c;
$custom-dark: #000000;

JSON

{
  "hex": "#243773",
  "rgb": {
    "r": 36,
    "g": 55,
    "b": 115
  },
  "hsl": {
    "h": 225.57,
    "s": 52.318,
    "l": 29.608
  },
  "oklch": {
    "l": 0.35659,
    "c": 0.10595,
    "h": 267.6
  },
  "luminance": 0.04345
}

Semantic roles & 50–950 ramp

primary

#243773

secondary

#A6904D

accent

#B94CDC

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #243773

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

Preview Lab → · Contrast checker → · Palette generator →