#271888#271888

#271888 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.4% C 0.171 H 277.0°. Best body text is #FFFFFF at 13.36:1 contrast (WCAG AA passes).

Color values

HEX	#271888
RGB	rgb(39, 24, 136)
HSL	hsl(248, 70%, 31%)
HSV	hsv(248, 82%, 53%)
CMYK	cmyk(71.3%, 82.4%, 0%, 46.7%)
CIE-LAB	lab(19.48, 41.69, -58.87)
CIE-LCH	lch(19.48, 72.14, 305.31°)
OKLab	oklab(32.44% 0.0208 -0.1701)
OKLCH	oklch(32.44% 0.171 277)
XYZ	xyz(5.6058, 2.8617, 23.5447)
Luminance	0.0286 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271888 #798818

analogous

#184188 #271888 #5F1888

triadic

#271888 #882718 #188827

tetradic

#271888 #881841 #798818 #18885F

square

#271888 #881841 #798818 #18885F

split-complementary

#271888 #885F18 #418818

monochromatic

#090620 #180F54 #271888 #3621BC #533EDD

Accessibility & contrast

On white

13.36

#271888 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#271888 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271888

13.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271888	#FFFFFF	#000000	##FFFFFF
##271888	1.00	13.36	1.57	13.36
#FFFFFF	13.36	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00348B

Deuteranopia (green-blind)

#002A86

Tritanopia (blue-blind)

#003B50

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #271888;
/* rgb */ color: rgb(39, 24, 136);
/* oklch */ color: oklch(32.4% 0.171 277.0);

Tailwind

colors: {
  custom: {
    50: '#7159ac',
    500: '#271888',
    950: '#000000',
  },
}

SCSS

$custom: #271888;
$custom-light: #7159ac;
$custom-dark: #000000;

JSON

{
  "hex": "#271888",
  "rgb": {
    "r": 39,
    "g": 24,
    "b": 136
  },
  "hsl": {
    "h": 248.036,
    "s": 70,
    "l": 31.373
  },
  "oklch": {
    "l": 0.32443,
    "c": 0.17139,
    "h": 277
  },
  "luminance": 0.02862
}

Semantic roles & 50–950 ramp

primary

#271888

secondary

#ABBC40

accent

#ED3BD5

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #271888

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

Preview Lab → · Contrast checker → · Palette generator →