#181975#181975

#181975 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.3% C 0.150 H 271.8°. Best body text is #FFFFFF at 14.64:1 contrast (WCAG AA passes).

Color values

HEX	#181975
RGB	rgb(24, 25, 117)
HSL	hsl(239, 66%, 28%)
HSV	hsv(239, 79%, 46%)
CMYK	cmyk(79.5%, 78.6%, 0%, 54.1%)
CIE-LAB	lab(16.37, 33.42, -51.96)
CIE-LCH	lch(16.37, 61.78, 302.75°)
OKLab	oklab(29.33% 0.0047 -0.1504)
OKLCH	oklch(29.33% 0.15 271.8)
XYZ	xyz(3.9341, 2.1734, 17.0383)
Luminance	0.0217 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181975 #757418

analogous

#184775 #181975 #461875

triadic

#181975 #751819 #197518

tetradic

#181975 #751847 #757418 #187546

square

#181975 #751847 #757418 #187546

split-complementary

#181975 #754618 #477518

monochromatic

#050519 #0E0E42 #181975 #2224A8 #3234D5

Accessibility & contrast

On white

14.64

#181975 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#181975 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181975

14.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181975	#FFFFFF	#000000	##FFFFFF
##181975	1.00	14.64	1.43	14.64
#FFFFFF	14.64	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D78

Deuteranopia (green-blind)

#002473

Tritanopia (blue-blind)

#003446

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #181975;
/* rgb */ color: rgb(24, 25, 117);
/* oklch */ color: oklch(29.3% 0.150 271.8);

Tailwind

colors: {
  custom: {
    50: '#67579e',
    500: '#181975',
    950: '#000000',
  },
}

SCSS

$custom: #181975;
$custom-light: #67579e;
$custom-dark: #000000;

JSON

{
  "hex": "#181975",
  "rgb": {
    "r": 24,
    "g": 25,
    "b": 117
  },
  "hsl": {
    "h": 239.355,
    "s": 65.957,
    "l": 27.647
  },
  "oklch": {
    "l": 0.29331,
    "c": 0.15049,
    "h": 271.8
  },
  "luminance": 0.02174
}

Semantic roles & 50–950 ramp

primary

#181975

secondary

#AAA93F

accent

#E73FE9

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #181975

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

Preview Lab → · Contrast checker → · Palette generator →