#18274F#18274F

#18274F is a dark, moderate blue. Relative luminance 0.022; OKLCH L 28.4% C 0.076 H 266.2°. Best body text is #FFFFFF at 14.56:1 contrast (WCAG AA passes).

Color values

HEX	#18274F
RGB	rgb(24, 39, 79)
HSL	hsl(224, 53%, 20%)
HSV	hsv(224, 70%, 31%)
CMYK	cmyk(69.6%, 50.6%, 0%, 69%)
CIE-LAB	lab(16.55, 8.65, -26.55)
CIE-LCH	lch(16.55, 27.92, 288.05°)
OKLab	oklab(28.37% -0.005 -0.0759)
OKLCH	oklch(28.37% 0.076 266.2)
XYZ	xyz(2.5130, 2.2095, 7.6897)
Luminance	0.0221 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18274F #4F4018

analogous

#18434F #18274F #24184F

triadic

#18274F #4F1827 #274F18

tetradic

#18274F #4F1843 #4F4018 #184F24

square

#18274F #4F1843 #4F4018 #184F24

split-complementary

#18274F #4F2418 #434F18

monochromatic

#070C17 #0A1020 #18274F #263E7E #3555AD

Accessibility & contrast

On white

14.56

#18274F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#18274F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18274F

14.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18274F	#FFFFFF	#000000	##FFFFFF
##18274F	1.00	14.56	1.44	14.56
#FFFFFF	14.56	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#132C50

Deuteranopia (green-blind)

#0A274E

Tritanopia (blue-blind)

#003037

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #18274f;
/* rgb */ color: rgb(24, 39, 79);
/* oklch */ color: oklch(28.4% 0.076 266.2);

Tailwind

colors: {
  custom: {
    50: '#5c6080',
    500: '#18274f',
    950: '#000000',
  },
}

SCSS

$custom: #18274f;
$custom-light: #5c6080;
$custom-dark: #000000;

JSON

{
  "hex": "#18274f",
  "rgb": {
    "r": 24,
    "g": 39,
    "b": 79
  },
  "hsl": {
    "h": 223.636,
    "s": 53.398,
    "l": 20.196
  },
  "oklch": {
    "l": 0.28365,
    "c": 0.07604,
    "h": 266.2
  },
  "luminance": 0.0221
}

Semantic roles & 50–950 ramp

primary

#18274F

secondary

#86723D

accent

#B54BDD

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04040A

muted

#79797C

Preview Lab

Preview with #18274F

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

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