#182778#182778

#182778 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.1% C 0.138 H 268.7°. Best body text is #FFFFFF at 13.12:1 contrast (WCAG AA passes).

Color values

HEX	#182778
RGB	rgb(24, 39, 120)
HSL	hsl(231, 67%, 28%)
HSV	hsv(231, 80%, 47%)
CMYK	cmyk(80%, 67.5%, 0%, 52.9%)
CIE-LAB	lab(20.05, 25.39, -47.84)
CIE-LCH	lch(20.05, 54.16, 297.96°)
OKLab	oklab(32.08% -0.0031 -0.1384)
OKLCH	oklch(32.08% 0.138 268.7)
XYZ	xyz(4.4912, 3.0008, 18.1082)
Luminance	0.0300 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182778 #786918

analogous

#185778 #182778 #391878

triadic

#182778 #781827 #277818

tetradic

#182778 #781857 #786918 #187839

square

#182778 #781857 #786918 #187839

split-complementary

#182778 #783918 #577818

monochromatic

#05081A #0E1645 #182778 #2238AB #344DD6

Accessibility & contrast

On white

13.12

#182778 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#182778 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182778

13.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182778	#FFFFFF	#000000	##FFFFFF
##182778	1.00	13.12	1.60	13.12
#FFFFFF	13.12	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357B

Deuteranopia (green-blind)

#002C76

Tritanopia (blue-blind)

#003C4B

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #182778;
/* rgb */ color: rgb(24, 39, 120);
/* oklch */ color: oklch(32.1% 0.138 268.7);

Tailwind

colors: {
  custom: {
    50: '#6661a0',
    500: '#182778',
    950: '#000000',
  },
}

SCSS

$custom: #182778;
$custom-light: #6661a0;
$custom-dark: #000000;

JSON

{
  "hex": "#182778",
  "rgb": {
    "r": 24,
    "g": 39,
    "b": 120
  },
  "hsl": {
    "h": 230.625,
    "s": 66.667,
    "l": 28.235
  },
  "oklch": {
    "l": 0.32078,
    "c": 0.13843,
    "h": 268.7
  },
  "luminance": 0.03001
}

Semantic roles & 50–950 ramp

primary

#182778

secondary

#AD9C3F

accent

#CF3EEA

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07050F

muted

#7A797E

Preview Lab

Preview with #182778

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

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