#271D74#271D74

#271D74 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 30.9% C 0.141 H 279.4°. Best body text is #FFFFFF at 13.87:1 contrast (WCAG AA passes).

Color values

HEX	#271D74
RGB	rgb(39, 29, 116)
HSL	hsl(247, 60%, 28%)
HSV	hsv(247, 75%, 45%)
CMYK	cmyk(66.4%, 75%, 0%, 54.5%)
CIE-LAB	lab(18.24, 32.34, -48.21)
CIE-LCH	lch(18.24, 58.05, 303.85°)
OKLab	oklab(30.91% 0.023 -0.1391)
OKLCH	oklch(30.91% 0.141 279.4)
XYZ	xyz(4.4274, 2.5707, 16.7825)
Luminance	0.0257 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271D74 #6A741D

analogous

#1D3E74 #271D74 #521D74

triadic

#271D74 #74271D #1D7427

tetradic

#271D74 #741D3E #6A741D #1D7452

square

#271D74 #741D3E #6A741D #1D7452

split-complementary

#271D74 #74521D #3E741D

monochromatic

#080618 #171143 #271D74 #3729A5 #4E3DCE

Accessibility & contrast

On white

13.87

#271D74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#271D74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271D74

13.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271D74	#FFFFFF	#000000	##FFFFFF
##271D74	1.00	13.87	1.51	13.87
#FFFFFF	13.87	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003077

Deuteranopia (green-blind)

#002972

Tritanopia (blue-blind)

#003546

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #271d74;
/* rgb */ color: rgb(39, 29, 116);
/* oklch */ color: oklch(30.9% 0.141 279.4);

Tailwind

colors: {
  custom: {
    50: '#6c5a9d',
    500: '#271d74',
    950: '#000000',
  },
}

SCSS

$custom: #271d74;
$custom-light: #6c5a9d;
$custom-dark: #000000;

JSON

{
  "hex": "#271d74",
  "rgb": {
    "r": 39,
    "g": 29,
    "b": 116
  },
  "hsl": {
    "h": 246.897,
    "s": 60,
    "l": 28.431
  },
  "oklch": {
    "l": 0.3091,
    "c": 0.14099,
    "h": 279.4
  },
  "luminance": 0.02571
}

Semantic roles & 50–950 ramp

primary

#271D74

secondary

#9DA845

accent

#E345D1

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#08040E

muted

#7A797E

Preview Lab

Preview with #271D74

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

Preview Lab → · Contrast checker → · Palette generator →