#181977#181977

#181977 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.6% C 0.153 H 271.6°. Best body text is #FFFFFF at 14.54:1 contrast (WCAG AA passes).

Color values

HEX	#181977
RGB	rgb(24, 25, 119)
HSL	hsl(239, 66%, 28%)
HSV	hsv(239, 80%, 47%)
CMYK	cmyk(79.8%, 79%, 0%, 53.3%)
CIE-LAB	lab(16.61, 34.14, -52.86)
CIE-LCH	lch(16.61, 62.93, 302.85°)
OKLab	oklab(29.57% 0.0043 -0.153)
OKLCH	oklch(29.57% 0.153 271.6)
XYZ	xyz(4.0530, 2.2209, 17.6643)
Luminance	0.0222 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181977 #777618

analogous

#184977 #181977 #461877

triadic

#181977 #771819 #197718

tetradic

#181977 #771849 #777618 #187746

square

#181977 #771849 #777618 #187746

split-complementary

#181977 #774618 #497718

monochromatic

#050519 #0E0E44 #181977 #2224AA #3335D6

Accessibility & contrast

On white

14.54

#181977 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#181977 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181977

14.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181977	#FFFFFF	#000000	##FFFFFF
##181977	1.00	14.54	1.44	14.54
#FFFFFF	14.54	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E7A

Deuteranopia (green-blind)

#002475

Tritanopia (blue-blind)

#003547

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #181977;
/* rgb */ color: rgb(24, 25, 119);
/* oklch */ color: oklch(29.6% 0.153 271.6);

Tailwind

colors: {
  custom: {
    50: '#67579f',
    500: '#181977',
    950: '#000000',
  },
}

SCSS

$custom: #181977;
$custom-light: #67579f;
$custom-dark: #000000;

JSON

{
  "hex": "#181977",
  "rgb": {
    "r": 24,
    "g": 25,
    "b": 119
  },
  "hsl": {
    "h": 239.368,
    "s": 66.434,
    "l": 28.039
  },
  "oklch": {
    "l": 0.29565,
    "c": 0.1531,
    "h": 271.6
  },
  "luminance": 0.02221
}

Semantic roles & 50–950 ramp

primary

#181977

secondary

#ACAB3F

accent

#E83EE9

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030F

muted

#7A787E

Preview Lab

Preview with #181977

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

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