#181776#181776

#181776 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.2% C 0.154 H 272.0°. Best body text is #FFFFFF at 14.76:1 contrast (WCAG AA passes).

Color values

HEX	#181776
RGB	rgb(24, 23, 118)
HSL	hsl(241, 67%, 28%)
HSV	hsv(241, 81%, 46%)
CMYK	cmyk(79.7%, 80.5%, 0%, 53.7%)
CIE-LAB	lab(16.08, 34.95, -53.09)
CIE-LCH	lch(16.08, 63.57, 303.36°)
OKLab	oklab(29.16% 0.0053 -0.1537)
OKLCH	oklch(29.16% 0.154 272)
XYZ	xyz(3.9520, 2.1146, 17.3359)
Luminance	0.0211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181776 #757617

analogous

#174576 #181776 #481776

triadic

#181776 #761817 #177618

tetradic

#181776 #761745 #757617 #177648

square

#181776 #761745 #757617 #177648

split-complementary

#181776 #764817 #457617

monochromatic

#05051A #0E0D43 #181776 #2221A9 #3231D7

Accessibility & contrast

On white

14.76

#181776 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#181776 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181776

14.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181776	#FFFFFF	#000000	##FFFFFF
##181776	1.00	14.76	1.42	14.76
#FFFFFF	14.76	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D79

Deuteranopia (green-blind)

#002374

Tritanopia (blue-blind)

#003446

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #181776;
/* rgb */ color: rgb(24, 23, 118);
/* oklch */ color: oklch(29.2% 0.154 272.0);

Tailwind

colors: {
  custom: {
    50: '#67569f',
    500: '#181776',
    950: '#000000',
  },
}

SCSS

$custom: #181776;
$custom-light: #67569f;
$custom-dark: #000000;

JSON

{
  "hex": "#181776",
  "rgb": {
    "r": 24,
    "g": 23,
    "b": 118
  },
  "hsl": {
    "h": 240.632,
    "s": 67.376,
    "l": 27.647
  },
  "oklch": {
    "l": 0.29158,
    "c": 0.15378,
    "h": 272
  },
  "luminance": 0.02115
}

Semantic roles & 50–950 ramp

primary

#181776

secondary

#AAAB3E

accent

#EA3EE8

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030F

muted

#7A787E

Preview Lab

Preview with #181776

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

Preview Lab → · Contrast checker → · Palette generator →