#182F50#182F50

#182F50 is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.5% C 0.067 H 257.5°. Best body text is #FFFFFF at 13.45:1 contrast (WCAG AA passes).

Color values

HEX	#182F50
RGB	rgb(24, 47, 80)
HSL	hsl(215, 54%, 20%)
HSV	hsv(215, 70%, 31%)
CMYK	cmyk(70%, 41.3%, 0%, 68.6%)
CIE-LAB	lab(19.25, 3.23, -22.92)
CIE-LCH	lch(19.25, 23.15, 278.01°)
OKLab	oklab(30.47% -0.0144 -0.0651)
OKLCH	oklch(30.47% 0.067 257.5)
XYZ	xyz(2.8407, 2.8061, 7.9798)
Luminance	0.0281 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182F50 #503918

analogous

#184B50 #182F50 #1D1850

triadic

#182F50 #50182F #2F5018

tetradic

#182F50 #50184B #503918 #18501D

square

#182F50 #50184B #503918 #18501D

split-complementary

#182F50 #501D18 #4B5018

monochromatic

#070E18 #0A1321 #182F50 #264B7F #3466AE

Accessibility & contrast

On white

13.45

#182F50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#182F50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182F50

13.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182F50	#FFFFFF	#000000	##FFFFFF
##182F50	1.00	13.45	1.56	13.45
#FFFFFF	13.45	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#213251

Deuteranopia (green-blind)

#192C4F

Tritanopia (blue-blind)

#00373B

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #182f50;
/* rgb */ color: rgb(24, 47, 80);
/* oklch */ color: oklch(30.5% 0.067 257.5);

Tailwind

colors: {
  custom: {
    50: '#5c6781',
    500: '#182f50',
    950: '#000000',
  },
}

SCSS

$custom: #182f50;
$custom-light: #5c6781;
$custom-dark: #000000;

JSON

{
  "hex": "#182f50",
  "rgb": {
    "r": 24,
    "g": 47,
    "b": 80
  },
  "hsl": {
    "h": 215.357,
    "s": 53.846,
    "l": 20.392
  },
  "oklch": {
    "l": 0.3047,
    "c": 0.06667,
    "h": 257.5
  },
  "luminance": 0.02806
}

Semantic roles & 50–950 ramp

primary

#182F50

secondary

#87683D

accent

#A14BDD

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #182F50

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

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