#183976#183976

#183976 is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.8% C 0.112 H 261.4°. Best body text is #FFFFFF at 11.14:1 contrast (WCAG AA passes).

Color values

HEX	#183976
RGB	rgb(24, 57, 118)
HSL	hsl(219, 66%, 28%)
HSV	hsv(219, 80%, 46%)
CMYK	cmyk(79.7%, 51.7%, 0%, 53.7%)
CIE-LAB	lab(25.04, 11.81, -38.44)
CIE-LCH	lch(25.04, 40.21, 287.07°)
OKLab	oklab(35.77% -0.0168 -0.1105)
OKLCH	oklch(35.77% 0.112 261.4)
XYZ	xyz(5.1087, 4.4279, 17.7214)
Luminance	0.0443 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183976 #765518

analogous

#186876 #183976 #261876

triadic

#183976 #761839 #397618

tetradic

#183976 #761868 #765518 #187626

square

#183976 #761868 #765518 #187626

split-complementary

#183976 #762618 #687618

monochromatic

#050C19 #0E2043 #183976 #2252A9 #336CD5

Accessibility & contrast

On white

11.14

#183976 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#183976 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183976

11.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183976	#FFFFFF	#000000	##FFFFFF
##183976	1.00	11.14	1.89	11.14
#FFFFFF	11.14	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#154078

Deuteranopia (green-blind)

#003775

Tritanopia (blue-blind)

#004852

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #183976;
/* rgb */ color: rgb(24, 57, 118);
/* oklch */ color: oklch(35.8% 0.112 261.4);

Tailwind

colors: {
  custom: {
    50: '#646e9e',
    500: '#183976',
    950: '#000000',
  },
}

SCSS

$custom: #183976;
$custom-light: #646e9e;
$custom-dark: #000000;

JSON

{
  "hex": "#183976",
  "rgb": {
    "r": 24,
    "g": 57,
    "b": 118
  },
  "hsl": {
    "h": 218.936,
    "s": 66.197,
    "l": 27.843
  },
  "oklch": {
    "l": 0.3577,
    "c": 0.11179,
    "h": 261.4
  },
  "luminance": 0.04428
}

Semantic roles & 50–950 ramp

primary

#183976

secondary

#AB853F

accent

#AD3FE9

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #183976

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

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