#182B50#182B50

#182B50 is a dark, moderate blue. Relative luminance 0.025; OKLCH L 29.4% C 0.072 H 262.4°. Best body text is #FFFFFF at 14.00:1 contrast (WCAG AA passes).

Color values

HEX	#182B50
RGB	rgb(24, 43, 80)
HSL	hsl(220, 54%, 20%)
HSV	hsv(220, 70%, 31%)
CMYK	cmyk(70%, 46.2%, 0%, 68.6%)
CIE-LAB	lab(17.92, 6.12, -25.03)
CIE-LCH	lch(17.92, 25.77, 283.73°)
OKLab	oklab(29.44% -0.0096 -0.0713)
OKLCH	oklch(29.44% 0.072 262.4)
XYZ	xyz(2.6880, 2.5009, 7.9289)
Luminance	0.0250 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182B50 #503D18

analogous

#184750 #182B50 #211850

triadic

#182B50 #50182B #2B5018

tetradic

#182B50 #501847 #503D18 #185021

square

#182B50 #501847 #503D18 #185021

split-complementary

#182B50 #502118 #475018

monochromatic

#070D18 #0A1221 #182B50 #26447F #345EAE

Accessibility & contrast

On white

14.00

#182B50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#182B50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182B50

14.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182B50	#FFFFFF	#000000	##FFFFFF
##182B50	1.00	14.00	1.50	14.00
#FFFFFF	14.00	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A2F51

Deuteranopia (green-blind)

#12294F

Tritanopia (blue-blind)

#003339

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #182b50;
/* rgb */ color: rgb(24, 43, 80);
/* oklch */ color: oklch(29.4% 0.072 262.4);

Tailwind

colors: {
  custom: {
    50: '#5c6381',
    500: '#182b50',
    950: '#000000',
  },
}

SCSS

$custom: #182b50;
$custom-light: #5c6381;
$custom-dark: #000000;

JSON

{
  "hex": "#182b50",
  "rgb": {
    "r": 24,
    "g": 43,
    "b": 80
  },
  "hsl": {
    "h": 219.643,
    "s": 53.846,
    "l": 20.392
  },
  "oklch": {
    "l": 0.29442,
    "c": 0.07199,
    "h": 262.4
  },
  "luminance": 0.02501
}

Semantic roles & 50–950 ramp

primary

#182B50

secondary

#876E3D

accent

#AB4BDD

background

#F5F5F7

surface

#E9EAEE

border

#C5C6C9

text

#04050A

muted

#79797C

Preview Lab

Preview with #182B50

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

Preview Lab → · Contrast checker → · Palette generator →