#181271#181271

#181271 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.9% C 0.152 H 273.2°. Best body text is #FFFFFF at 15.40:1 contrast (WCAG AA passes).

Color values

HEX	#181271
RGB	rgb(24, 18, 113)
HSL	hsl(244, 73%, 26%)
HSV	hsv(244, 84%, 44%)
CMYK	cmyk(78.8%, 84.1%, 0%, 55.7%)
CIE-LAB	lab(14.51, 36.00, -52.46)
CIE-LCH	lch(14.51, 63.63, 304.46°)
OKLab	oklab(27.88% 0.0084 -0.1518)
OKLCH	oklch(27.88% 0.152 273.2)
XYZ	xyz(3.5726, 1.8187, 15.7823)
Luminance	0.0182 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181271 #6B7112

analogous

#123C71 #181271 #471271

triadic

#181271 #711812 #127118

tetradic

#181271 #71123C #6B7112 #127147

square

#181271 #71123C #6B7112 #127147

split-complementary

#181271 #714712 #3C7112

monochromatic

#06041A #0D0A3C #181271 #231AA6 #2E23DB

Accessibility & contrast

On white

15.40

#181271 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#181271 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181271

15.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181271	#FFFFFF	#000000	##FFFFFF
##181271	1.00	15.40	1.36	15.40
#FFFFFF	15.40	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002974

Deuteranopia (green-blind)

#00206F

Tritanopia (blue-blind)

#003042

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #181271;
/* rgb */ color: rgb(24, 18, 113);
/* oklch */ color: oklch(27.9% 0.152 273.2);

Tailwind

colors: {
  custom: {
    50: '#67539b',
    500: '#181271',
    950: '#000000',
  },
}

SCSS

$custom: #181271;
$custom-light: #67539b;
$custom-dark: #000000;

JSON

{
  "hex": "#181271",
  "rgb": {
    "r": 24,
    "g": 18,
    "b": 113
  },
  "hsl": {
    "h": 243.789,
    "s": 72.519,
    "l": 25.686
  },
  "oklch": {
    "l": 0.27879,
    "c": 0.15201,
    "h": 273.2
  },
  "luminance": 0.01819
}

Semantic roles & 50–950 ramp

primary

#181271

secondary

#A1A837

accent

#EF39E4

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #181271

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

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