#182C5F#182C5F

#182C5F is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.9% C 0.095 H 265.2°. Best body text is #FFFFFF at 13.42:1 contrast (WCAG AA passes).

Color values

HEX	#182C5F
RGB	rgb(24, 44, 95)
HSL	hsl(223, 60%, 23%)
HSV	hsv(223, 75%, 37%)
CMYK	cmyk(74.7%, 53.7%, 0%, 62.7%)
CIE-LAB	lab(19.31, 11.59, -32.80)
CIE-LCH	lch(19.31, 34.79, 289.46°)
OKLab	oklab(30.85% -0.008 -0.0942)
OKLCH	oklch(30.85% 0.095 265.2)
XYZ	xyz(3.3422, 2.8214, 11.1927)
Luminance	0.0282 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182C5F #5F4B18

analogous

#184F5F #182C5F #27185F

triadic

#182C5F #5F182C #2C5F18

tetradic

#182C5F #5F184F #5F4B18 #185F27

square

#182C5F #5F184F #5F4B18 #185F27

split-complementary

#182C5F #5F2718 #4F5F18

monochromatic

#060B18 #0C152E #182C5F #244390 #3159C1

Accessibility & contrast

On white

13.42

#182C5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#182C5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182C5F

13.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182C5F	#FFFFFF	#000000	##FFFFFF
##182C5F	1.00	13.42	1.56	13.42
#FFFFFF	13.42	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E3261

Deuteranopia (green-blind)

#002C5E

Tritanopia (blue-blind)

#003841

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #182c5f;
/* rgb */ color: rgb(24, 44, 95);
/* oklch */ color: oklch(30.9% 0.095 265.2);

Tailwind

colors: {
  custom: {
    50: '#5f648d',
    500: '#182c5f',
    950: '#000000',
  },
}

SCSS

$custom: #182c5f;
$custom-light: #5f648d;
$custom-dark: #000000;

JSON

{
  "hex": "#182c5f",
  "rgb": {
    "r": 24,
    "g": 44,
    "b": 95
  },
  "hsl": {
    "h": 223.099,
    "s": 59.664,
    "l": 23.333
  },
  "oklch": {
    "l": 0.30853,
    "c": 0.09452,
    "h": 265.2
  },
  "luminance": 0.02822
}

Semantic roles & 50–950 ramp

primary

#182C5F

secondary

#957D3D

accent

#B645E3

background

#F5F5F8

surface

#EAEAF0

border

#C6C6CB

text

#05050C

muted

#79797D

Preview Lab

Preview with #182C5F

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

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