#182B49#182B49

#182B49 is a dark, moderate blue. Relative luminance 0.024; OKLCH L 28.9% C 0.061 H 259.2°. Best body text is #FFFFFF at 14.18:1 contrast (WCAG AA passes).

Color values

HEX	#182B49
RGB	rgb(24, 43, 73)
HSL	hsl(217, 51%, 19%)
HSV	hsv(217, 67%, 29%)
CMYK	cmyk(67.1%, 41.1%, 0%, 71.4%)
CIE-LAB	lab(17.47, 3.27, -21.00)
CIE-LCH	lch(17.47, 21.25, 278.86°)
OKLab	oklab(28.95% -0.0114 -0.0595)
OKLCH	oklch(28.95% 0.061 259.2)
XYZ	xyz(2.4427, 2.4028, 6.6371)
Luminance	0.0240 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182B49 #493618

analogous

#184449 #182B49 #1E1849

triadic

#182B49 #49182B #2B4918

tetradic

#182B49 #491844 #493618 #18491E

square

#182B49 #491844 #493618 #18491E

split-complementary

#182B49 #491E18 #444918

monochromatic

#080E17 #09101B #182B49 #274677 #3661A5

Accessibility & contrast

On white

14.18

#182B49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#182B49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182B49

14.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182B49	#FFFFFF	#000000	##FFFFFF
##182B49	1.00	14.18	1.48	14.18
#FFFFFF	14.18	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E2D4A

Deuteranopia (green-blind)

#182948

Tritanopia (blue-blind)

#003236

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #182b49;
/* rgb */ color: rgb(24, 43, 73);
/* oklch */ color: oklch(28.9% 0.061 259.2);

Tailwind

colors: {
  custom: {
    50: '#5a647c',
    500: '#182b49',
    950: '#000000',
  },
}

SCSS

$custom: #182b49;
$custom-light: #5a647c;
$custom-dark: #000000;

JSON

{
  "hex": "#182b49",
  "rgb": {
    "r": 24,
    "g": 43,
    "b": 73
  },
  "hsl": {
    "h": 216.735,
    "s": 50.515,
    "l": 19.02
  },
  "oklch": {
    "l": 0.28947,
    "c": 0.06062,
    "h": 259.2
  },
  "luminance": 0.02403
}

Semantic roles & 50–950 ramp

primary

#182B49

secondary

#80663D

accent

#A44EDA

background

#F5F5F7

surface

#E9EAEE

border

#C5C6C9

text

#040509

muted

#79797B

Preview Lab

Preview with #182B49

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

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