#243177#243177

#243177 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 34.7% C 0.120 H 270.8°. Best body text is #FFFFFF at 11.79:1 contrast (WCAG AA passes).

Color values

HEX	#243177
RGB	rgb(36, 49, 119)
HSL	hsl(231, 54%, 30%)
HSV	hsv(231, 70%, 47%)
CMYK	cmyk(69.7%, 58.8%, 0%, 53.3%)
CIE-LAB	lab(23.35, 19.65, -41.78)
CIE-LCH	lch(23.35, 46.17, 295.19°)
OKLab	oklab(34.68% 0.0018 -0.1202)
OKLCH	oklch(34.68% 0.12 270.8)
XYZ	xyz(5.1545, 3.9031, 17.9309)
Luminance	0.0390 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243177 #776A24

analogous

#245B77 #243177 #402477

triadic

#243177 #772431 #317724

tetradic

#243177 #77245B #776A24 #247740

square

#243177 #77245B #776A24 #247740

split-complementary

#243177 #774024 #5B7724

monochromatic

#080A19 #161E48 #243177 #3244A6 #4C60C9

Accessibility & contrast

On white

11.79

#243177 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#243177 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243177

11.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243177	#FFFFFF	#000000	##FFFFFF
##243177	1.00	11.79	1.78	11.79
#FFFFFF	11.79	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C79

Deuteranopia (green-blind)

#003476

Tritanopia (blue-blind)

#00424F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #243177;
/* rgb */ color: rgb(36, 49, 119);
/* oklch */ color: oklch(34.7% 0.120 270.8);

Tailwind

colors: {
  custom: {
    50: '#6a689f',
    500: '#243177',
    950: '#000000',
  },
}

SCSS

$custom: #243177;
$custom-light: #6a689f;
$custom-dark: #000000;

JSON

{
  "hex": "#243177",
  "rgb": {
    "r": 36,
    "g": 49,
    "b": 119
  },
  "hsl": {
    "h": 230.602,
    "s": 53.548,
    "l": 30.392
  },
  "oklch": {
    "l": 0.34676,
    "c": 0.12025,
    "h": 270.8
  },
  "luminance": 0.03904
}

Semantic roles & 50–950 ramp

primary

#243177

secondary

#AA9B4D

accent

#C64BDD

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #243177

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

Preview Lab → · Contrast checker → · Palette generator →