#182377#182377

#182377 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.2% C 0.142 H 269.7°. Best body text is #FFFFFF at 13.59:1 contrast (WCAG AA passes).

Color values

HEX	#182377
RGB	rgb(24, 35, 119)
HSL	hsl(233, 66%, 28%)
HSV	hsv(233, 80%, 47%)
CMYK	cmyk(79.8%, 70.6%, 0%, 53.3%)
CIE-LAB	lab(18.92, 27.74, -49.05)
CIE-LCH	lch(18.92, 56.35, 299.49°)
OKLab	oklab(31.22% -0.0006 -0.142)
OKLCH	oklch(31.22% 0.142 269.7)
XYZ	xyz(4.3064, 2.7277, 17.7487)
Luminance	0.0273 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182377 #776C18

analogous

#185277 #182377 #3D1877

triadic

#182377 #771823 #237718

tetradic

#182377 #771852 #776C18 #18773D

square

#182377 #771852 #776C18 #18773D

split-complementary

#182377 #773D18 #527718

monochromatic

#050719 #0E1444 #182377 #2232AA #3346D6

Accessibility & contrast

On white

13.59

#182377 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#182377 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182377

13.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182377	#FFFFFF	#000000	##FFFFFF
##182377	1.00	13.59	1.55	13.59
#FFFFFF	13.59	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337A

Deuteranopia (green-blind)

#002975

Tritanopia (blue-blind)

#003A4A

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #182377;
/* rgb */ color: rgb(24, 35, 119);
/* oklch */ color: oklch(31.2% 0.142 269.7);

Tailwind

colors: {
  custom: {
    50: '#665e9f',
    500: '#182377',
    950: '#000000',
  },
}

SCSS

$custom: #182377;
$custom-light: #665e9f;
$custom-dark: #000000;

JSON

{
  "hex": "#182377",
  "rgb": {
    "r": 24,
    "g": 35,
    "b": 119
  },
  "hsl": {
    "h": 233.053,
    "s": 66.434,
    "l": 28.039
  },
  "oklch": {
    "l": 0.31223,
    "c": 0.14197,
    "h": 269.7
  },
  "luminance": 0.02728
}

Semantic roles & 50–950 ramp

primary

#182377

secondary

#AC9F3F

accent

#D63EE9

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040F

muted

#7A797E

Preview Lab

Preview with #182377

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

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