#182A79#182A79

#182A79 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 32.8% C 0.136 H 267.9°. Best body text is #FFFFFF at 12.76:1 contrast (WCAG AA passes).

Color values

HEX	#182A79
RGB	rgb(24, 42, 121)
HSL	hsl(229, 67%, 28%)
HSV	hsv(229, 80%, 47%)
CMYK	cmyk(80.2%, 65.3%, 0%, 52.5%)
CIE-LAB	lab(20.94, 23.69, -47.01)
CIE-LCH	lch(20.94, 52.64, 296.75°)
OKLab	oklab(32.77% -0.005 -0.1359)
OKLCH	oklch(32.77% 0.136 267.9)
XYZ	xyz(4.6546, 3.2301, 18.4636)
Luminance	0.0323 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182A79 #796718

analogous

#185A79 #182A79 #361879

triadic

#182A79 #79182A #2A7918

tetradic

#182A79 #79185A #796718 #187936

square

#182A79 #79185A #796718 #187936

split-complementary

#182A79 #793618 #5A7918

monochromatic

#05091A #0E1846 #182A79 #223CAC #3553D7

Accessibility & contrast

On white

12.76

#182A79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#182A79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182A79

12.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182A79	#FFFFFF	#000000	##FFFFFF
##182A79	1.00	12.76	1.65	12.76
#FFFFFF	12.76	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00377C

Deuteranopia (green-blind)

#002E77

Tritanopia (blue-blind)

#003F4D

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #182a79;
/* rgb */ color: rgb(24, 42, 121);
/* oklch */ color: oklch(32.8% 0.136 267.9);

Tailwind

colors: {
  custom: {
    50: '#6663a0',
    500: '#182a79',
    950: '#000000',
  },
}

SCSS

$custom: #182a79;
$custom-light: #6663a0;
$custom-dark: #000000;

JSON

{
  "hex": "#182a79",
  "rgb": {
    "r": 24,
    "g": 42,
    "b": 121
  },
  "hsl": {
    "h": 228.866,
    "s": 66.897,
    "l": 28.431
  },
  "oklch": {
    "l": 0.32766,
    "c": 0.13603,
    "h": 267.9
  },
  "luminance": 0.03231
}

Semantic roles & 50–950 ramp

primary

#182A79

secondary

#AE993F

accent

#CA3EEA

background

#F6F5FA

surface

#EBEAF3

border

#C6C6CD

text

#07050F

muted

#7A797F

Preview Lab

Preview with #182A79

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

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