#182971#182971

#182971 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 31.8% C 0.126 H 268.1°. Best body text is #FFFFFF at 13.17:1 contrast (WCAG AA passes).

Color values

HEX	#182971
RGB	rgb(24, 41, 113)
HSL	hsl(229, 65%, 27%)
HSV	hsv(229, 79%, 44%)
CMYK	cmyk(78.8%, 63.7%, 0%, 55.7%)
CIE-LAB	lab(19.93, 21.18, -43.53)
CIE-LCH	lch(19.93, 48.41, 295.94°)
OKLab	oklab(31.79% -0.0042 -0.1258)
OKLCH	oklch(31.79% 0.126 268.1)
XYZ	xyz(4.1492, 2.9719, 15.9745)
Luminance	0.0297 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182971 #716018

analogous

#185671 #182971 #331871

triadic

#182971 #711829 #297118

tetradic

#182971 #711856 #716018 #187133

square

#182971 #711856 #716018 #187133

split-complementary

#182971 #713318 #567118

monochromatic

#050919 #0D173F #182971 #233BA3 #304FD3

Accessibility & contrast

On white

13.17

#182971 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#182971 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182971

13.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182971	#FFFFFF	#000000	##FFFFFF
##182971	1.00	13.17	1.59	13.17
#FFFFFF	13.17	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003473

Deuteranopia (green-blind)

#002C70

Tritanopia (blue-blind)

#003B48

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #182971;
/* rgb */ color: rgb(24, 41, 113);
/* oklch */ color: oklch(31.8% 0.126 268.1);

Tailwind

colors: {
  custom: {
    50: '#64629a',
    500: '#182971',
    950: '#000000',
  },
}

SCSS

$custom: #182971;
$custom-light: #64629a;
$custom-dark: #000000;

JSON

{
  "hex": "#182971",
  "rgb": {
    "r": 24,
    "g": 41,
    "b": 113
  },
  "hsl": {
    "h": 228.539,
    "s": 64.964,
    "l": 26.863
  },
  "oklch": {
    "l": 0.31789,
    "c": 0.12585,
    "h": 268.1
  },
  "luminance": 0.02972
}

Semantic roles & 50–950 ramp

primary

#182971

secondary

#A6933E

accent

#C840E8

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #182971

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

Preview Lab → · Contrast checker → · Palette generator →