#271F72#271F72

#271F72 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.0% C 0.136 H 279.2°. Best body text is #FFFFFF at 13.77:1 contrast (WCAG AA passes).

Color values

HEX	#271F72
RGB	rgb(39, 31, 114)
HSL	hsl(246, 57%, 28%)
HSV	hsv(246, 73%, 45%)
CMYK	cmyk(65.8%, 72.8%, 0%, 55.3%)
CIE-LAB	lab(18.48, 30.41, -46.52)
CIE-LCH	lch(18.48, 55.58, 303.18°)
OKLab	oklab(31.02% 0.0219 -0.1342)
OKLCH	oklch(31.02% 0.136 279.2)
XYZ	xyz(4.3630, 2.6259, 16.1933)
Luminance	0.0263 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271F72 #6A721F

analogous

#1F4072 #271F72 #501F72

triadic

#271F72 #72271F #1F7227

tetradic

#271F72 #721F40 #6A721F #1F7250

square

#271F72 #721F40 #6A721F #1F7250

split-complementary

#271F72 #72501F #40721F

monochromatic

#080718 #171242 #271F72 #372CA2 #4E40CB

Accessibility & contrast

On white

13.77

#271F72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#271F72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271F72

13.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271F72	#FFFFFF	#000000	##FFFFFF
##271F72	1.00	13.77	1.53	13.77
#FFFFFF	13.77	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003075

Deuteranopia (green-blind)

#002A70

Tritanopia (blue-blind)

#003546

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #271f72;
/* rgb */ color: rgb(39, 31, 114);
/* oklch */ color: oklch(31.0% 0.136 279.2);

Tailwind

colors: {
  custom: {
    50: '#6c5c9b',
    500: '#271f72',
    950: '#000000',
  },
}

SCSS

$custom: #271f72;
$custom-light: #6c5c9b;
$custom-dark: #000000;

JSON

{
  "hex": "#271f72",
  "rgb": {
    "r": 39,
    "g": 31,
    "b": 114
  },
  "hsl": {
    "h": 245.783,
    "s": 57.241,
    "l": 28.431
  },
  "oklch": {
    "l": 0.31022,
    "c": 0.13594,
    "h": 279.2
  },
  "luminance": 0.02626
}

Semantic roles & 50–950 ramp

primary

#271F72

secondary

#9DA647

accent

#E047D2

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #271F72

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

Preview Lab → · Contrast checker → · Palette generator →