#182F60#182F60

#182F60 is a dark, moderate blue. Relative luminance 0.031; OKLCH L 31.6% C 0.092 H 263.2°. Best body text is #FFFFFF at 13.01:1 contrast (WCAG AA passes).

Color values

HEX	#182F60
RGB	rgb(24, 47, 96)
HSL	hsl(221, 60%, 24%)
HSV	hsv(221, 75%, 38%)
CMYK	cmyk(75%, 51%, 0%, 62.4%)
CIE-LAB	lab(20.33, 9.82, -31.83)
CIE-LCH	lch(20.33, 33.31, 287.15°)
OKLab	oklab(31.65% -0.0108 -0.0913)
OKLCH	oklch(31.65% 0.092 263.2)
XYZ	xyz(3.5038, 3.0714, 11.4722)
Luminance	0.0307 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182F60 #604918

analogous

#185360 #182F60 #251860

triadic

#182F60 #60182F #2F6018

tetradic

#182F60 #601853 #604918 #186025

square

#182F60 #601853 #604918 #186025

split-complementary

#182F60 #602518 #536018

monochromatic

#060C18 #0C172F #182F60 #244791 #305FC2

Accessibility & contrast

On white

13.01

#182F60 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#182F60 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182F60

13.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182F60	#FFFFFF	#000000	##FFFFFF
##182F60	1.00	13.01	1.61	13.01
#FFFFFF	13.01	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#153562

Deuteranopia (green-blind)

#042E5F

Tritanopia (blue-blind)

#003A42

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #182f60;
/* rgb */ color: rgb(24, 47, 96);
/* oklch */ color: oklch(31.6% 0.092 263.2);

Tailwind

colors: {
  custom: {
    50: '#5f678d',
    500: '#182f60',
    950: '#000000',
  },
}

SCSS

$custom: #182f60;
$custom-light: #5f678d;
$custom-dark: #000000;

JSON

{
  "hex": "#182f60",
  "rgb": {
    "r": 24,
    "g": 47,
    "b": 96
  },
  "hsl": {
    "h": 220.833,
    "s": 60,
    "l": 23.529
  },
  "oklch": {
    "l": 0.3165,
    "c": 0.0919,
    "h": 263.2
  },
  "luminance": 0.03072
}

Semantic roles & 50–950 ramp

primary

#182F60

secondary

#967A3D

accent

#B145E3

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #182F60

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

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