#183867#183867

#183867 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.4% C 0.091 H 258.1°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#183867
RGB	rgb(24, 56, 103)
HSL	hsl(216, 62%, 25%)
HSV	hsv(216, 77%, 40%)
CMYK	cmyk(76.7%, 45.6%, 0%, 59.6%)
CIE-LAB	lab(23.68, 6.29, -31.02)
CIE-LCH	lch(23.68, 31.65, 281.46°)
OKLab	oklab(34.39% -0.0186 -0.0887)
OKLCH	oklch(34.39% 0.091 258.1)
XYZ	xyz(4.2382, 4.0013, 13.3783)
Luminance	0.0400 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183867 #674718

analogous

#186067 #183867 #1F1867

triadic

#183867 #671838 #386718

tetradic

#183867 #671860 #674718 #18671F

square

#183867 #671860 #674718 #18671F

split-complementary

#183867 #671F18 #606718

monochromatic

#060D19 #0C1D35 #183867 #245399 #2F6ECA

Accessibility & contrast

On white

11.66

#183867 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#183867 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183867

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183867	#FFFFFF	#000000	##FFFFFF
##183867	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#213C69

Deuteranopia (green-blind)

#133566

Tritanopia (blue-blind)

#00434A

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #183867;
/* rgb */ color: rgb(24, 56, 103);
/* oklch */ color: oklch(34.4% 0.091 258.1);

Tailwind

colors: {
  custom: {
    50: '#616e93',
    500: '#183867',
    950: '#000000',
  },
}

SCSS

$custom: #183867;
$custom-light: #616e93;
$custom-dark: #000000;

JSON

{
  "hex": "#183867",
  "rgb": {
    "r": 24,
    "g": 56,
    "b": 103
  },
  "hsl": {
    "h": 215.696,
    "s": 62.205,
    "l": 24.902
  },
  "oklch": {
    "l": 0.34385,
    "c": 0.09065,
    "h": 258.1
  },
  "luminance": 0.04002
}

Semantic roles & 50–950 ramp

primary

#183867

secondary

#9D763E

accent

#A343E5

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#05070D

muted

#7A7A7E

Preview Lab

Preview with #183867

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

Preview Lab → · Contrast checker → · Palette generator →