#271D73#271D73

#271D73 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.8% C 0.140 H 279.6°. Best body text is #FFFFFF at 13.91:1 contrast (WCAG AA passes).

Color values

HEX	#271D73
RGB	rgb(39, 29, 115)
HSL	hsl(247, 60%, 28%)
HSV	hsv(247, 75%, 45%)
CMYK	cmyk(66.1%, 74.8%, 0%, 54.9%)
CIE-LAB	lab(18.13, 32.00, -47.73)
CIE-LCH	lch(18.13, 57.46, 303.84°)
OKLab	oklab(30.81% 0.0232 -0.1377)
OKLCH	oklch(30.81% 0.14 279.6)
XYZ	xyz(4.3696, 2.5475, 16.4778)
Luminance	0.0255 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271D73 #69731D

analogous

#1D3E73 #271D73 #521D73

triadic

#271D73 #73271D #1D7327

tetradic

#271D73 #731D3E #69731D #1D7352

square

#271D73 #731D3E #69731D #1D7352

split-complementary

#271D73 #73521D #3E731D

monochromatic

#080618 #161142 #271D73 #3829A4 #4D3CCE

Accessibility & contrast

On white

13.91

#271D73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#271D73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271D73

13.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271D73	#FFFFFF	#000000	##FFFFFF
##271D73	1.00	13.91	1.51	13.91
#FFFFFF	13.91	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003076

Deuteranopia (green-blind)

#002971

Tritanopia (blue-blind)

#003546

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #271d73;
/* rgb */ color: rgb(39, 29, 115);
/* oklch */ color: oklch(30.8% 0.140 279.6);

Tailwind

colors: {
  custom: {
    50: '#6c5a9c',
    500: '#271d73',
    950: '#000000',
  },
}

SCSS

$custom: #271d73;
$custom-light: #6c5a9c;
$custom-dark: #000000;

JSON

{
  "hex": "#271d73",
  "rgb": {
    "r": 39,
    "g": 29,
    "b": 115
  },
  "hsl": {
    "h": 246.977,
    "s": 59.722,
    "l": 28.235
  },
  "oklch": {
    "l": 0.30805,
    "c": 0.13966,
    "h": 279.6
  },
  "luminance": 0.02548
}

Semantic roles & 50–950 ramp

primary

#271D73

secondary

#9CA745

accent

#E345D1

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#08040E

muted

#7A797E

Preview Lab

Preview with #271D73

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

Preview Lab → · Contrast checker → · Palette generator →