#182C75#182C75

#182C75 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 32.8% C 0.128 H 267.1°. Best body text is #FFFFFF at 12.68:1 contrast (WCAG AA passes).

Color values

HEX	#182C75
RGB	rgb(24, 44, 117)
HSL	hsl(227, 66%, 28%)
HSV	hsv(227, 79%, 46%)
CMYK	cmyk(79.5%, 62.4%, 0%, 54.1%)
CIE-LAB	lab(21.13, 20.67, -44.15)
CIE-LCH	lch(21.13, 48.74, 295.09°)
OKLab	oklab(32.79% -0.0064 -0.1275)
OKLCH	oklch(32.79% 0.128 267.1)
XYZ	xyz(4.4871, 3.2794, 17.2227)
Luminance	0.0328 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182C75 #756118

analogous

#185A75 #182C75 #331875

triadic

#182C75 #75182C #2C7518

tetradic

#182C75 #75185A #756118 #187533

square

#182C75 #75185A #756118 #187533

split-complementary

#182C75 #753318 #5A7518

monochromatic

#050A19 #0E1942 #182C75 #223FA8 #3255D5

Accessibility & contrast

On white

12.68

#182C75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#182C75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182C75

12.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182C75	#FFFFFF	#000000	##FFFFFF
##182C75	1.00	12.68	1.66	12.68
#FFFFFF	12.68	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003777

Deuteranopia (green-blind)

#002F74

Tritanopia (blue-blind)

#003F4C

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #182c75;
/* rgb */ color: rgb(24, 44, 117);
/* oklch */ color: oklch(32.8% 0.128 267.1);

Tailwind

colors: {
  custom: {
    50: '#65649d',
    500: '#182c75',
    950: '#000000',
  },
}

SCSS

$custom: #182c75;
$custom-light: #65649d;
$custom-dark: #000000;

JSON

{
  "hex": "#182c75",
  "rgb": {
    "r": 24,
    "g": 44,
    "b": 117
  },
  "hsl": {
    "h": 227.097,
    "s": 65.957,
    "l": 27.647
  },
  "oklch": {
    "l": 0.32792,
    "c": 0.12769,
    "h": 267.1
  },
  "luminance": 0.0328
}

Semantic roles & 50–950 ramp

primary

#182C75

secondary

#AA933F

accent

#C43FE9

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06050E

muted

#7A7A7E

Preview Lab

Preview with #182C75

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

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