#182B6E#182B6E

#182B6E is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.9% C 0.119 H 267.2°. Best body text is #FFFFFF at 13.05:1 contrast (WCAG AA passes).

Color values

HEX	#182B6E
RGB	rgb(24, 43, 110)
HSL	hsl(227, 64%, 26%)
HSV	hsv(227, 78%, 43%)
CMYK	cmyk(78.2%, 60.9%, 0%, 56.9%)
CIE-LAB	lab(20.23, 18.52, -41.11)
CIE-LCH	lch(20.23, 45.09, 294.26°)
OKLab	oklab(31.93% -0.0058 -0.1186)
OKLCH	oklch(31.93% 0.119 267.2)
XYZ	xyz(4.0541, 3.0473, 15.1234)
Luminance	0.0305 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182B6E #6E5B18

analogous

#18566E #182B6E #30186E

triadic

#182B6E #6E182B #2B6E18

tetradic

#182B6E #6E1856 #6E5B18 #186E30

square

#182B6E #6E1856 #6E5B18 #186E30

split-complementary

#182B6E #6E3018 #566E18

monochromatic

#050A19 #0D173C #182B6E #233FA0 #2F53D2

Accessibility & contrast

On white

13.05

#182B6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#182B6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182B6E

13.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182B6E	#FFFFFF	#000000	##FFFFFF
##182B6E	1.00	13.05	1.61	13.05
#FFFFFF	13.05	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003570

Deuteranopia (green-blind)

#002D6D

Tritanopia (blue-blind)

#003C48

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #182b6e;
/* rgb */ color: rgb(24, 43, 110);
/* oklch */ color: oklch(31.9% 0.119 267.2);

Tailwind

colors: {
  custom: {
    50: '#636398',
    500: '#182b6e',
    950: '#000000',
  },
}

SCSS

$custom: #182b6e;
$custom-light: #636398;
$custom-dark: #000000;

JSON

{
  "hex": "#182b6e",
  "rgb": {
    "r": 24,
    "g": 43,
    "b": 110
  },
  "hsl": {
    "h": 226.744,
    "s": 64.179,
    "l": 26.275
  },
  "oklch": {
    "l": 0.31931,
    "c": 0.11876,
    "h": 267.2
  },
  "luminance": 0.03048
}

Semantic roles & 50–950 ramp

primary

#182B6E

secondary

#A48D3E

accent

#C241E7

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #182B6E

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

Preview Lab → · Contrast checker → · Palette generator →