#18376E#18376E

#18376E is a dark, moderate blue. Relative luminance 0.041; OKLCH L 34.7% C 0.103 H 260.9°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#18376E
RGB	rgb(24, 55, 110)
HSL	hsl(218, 64%, 26%)
HSV	hsv(218, 78%, 43%)
CMYK	cmyk(78.2%, 50%, 0%, 56.9%)
CIE-LAB	lab(23.84, 9.90, -35.26)
CIE-LCH	lch(23.84, 36.63, 285.68°)
OKLab	oklab(34.67% -0.0163 -0.1012)
OKLCH	oklch(34.67% 0.103 260.9)
XYZ	xyz(4.5563, 4.0518, 15.2908)
Luminance	0.0405 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18376E #6E4F18

analogous

#18626E #18376E #24186E

triadic

#18376E #6E1837 #376E18

tetradic

#18376E #6E1862 #6E4F18 #186E24

square

#18376E #6E1862 #6E4F18 #186E24

split-complementary

#18376E #6E2418 #626E18

monochromatic

#050D19 #0D1E3C #18376E #2350A0 #2F69D2

Accessibility & contrast

On white

11.60

#18376E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#18376E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18376E

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18376E	#FFFFFF	#000000	##FFFFFF
##18376E	1.00	11.60	1.81	11.60
#FFFFFF	11.60	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#193D70

Deuteranopia (green-blind)

#02356D

Tritanopia (blue-blind)

#00444D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #18376e;
/* rgb */ color: rgb(24, 55, 110);
/* oklch */ color: oklch(34.7% 0.103 260.9);

Tailwind

colors: {
  custom: {
    50: '#626d98',
    500: '#18376e',
    950: '#000000',
  },
}

SCSS

$custom: #18376e;
$custom-light: #626d98;
$custom-dark: #000000;

JSON

{
  "hex": "#18376e",
  "rgb": {
    "r": 24,
    "g": 55,
    "b": 110
  },
  "hsl": {
    "h": 218.372,
    "s": 64.179,
    "l": 26.275
  },
  "oklch": {
    "l": 0.34668,
    "c": 0.10251,
    "h": 260.9
  },
  "luminance": 0.04052
}

Semantic roles & 50–950 ramp

primary

#18376E

secondary

#A47F3E

accent

#AB41E7

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #18376E

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

Preview Lab → · Contrast checker → · Palette generator →