#271C74#271C74

#271C74 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.8% C 0.142 H 279.6°. Best body text is #FFFFFF at 13.96:1 contrast (WCAG AA passes).

Color values

HEX	#271C74
RGB	rgb(39, 28, 116)
HSL	hsl(248, 61%, 28%)
HSV	hsv(248, 76%, 45%)
CMYK	cmyk(66.4%, 75.9%, 0%, 54.5%)
CIE-LAB	lab(18.02, 32.94, -48.56)
CIE-LCH	lch(18.02, 58.68, 304.15°)
OKLab	oklab(30.76% 0.0238 -0.1401)
OKLCH	oklch(30.76% 0.142 279.6)
XYZ	xyz(4.4033, 2.5225, 16.7744)
Luminance	0.0252 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271C74 #69741C

analogous

#1C3D74 #271C74 #531C74

triadic

#271C74 #74271C #1C7427

tetradic

#271C74 #741C3D #69741C #1C7453

square

#271C74 #741C3D #69741C #1C7453

split-complementary

#271C74 #74531C #3D741C

monochromatic

#080619 #161043 #271C74 #3828A5 #4D3BD0

Accessibility & contrast

On white

13.96

#271C74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#271C74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271C74

13.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271C74	#FFFFFF	#000000	##FFFFFF
##271C74	1.00	13.96	1.50	13.96
#FFFFFF	13.96	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	13.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F77

Deuteranopia (green-blind)

#002972

Tritanopia (blue-blind)

#003546

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #271c74;
/* rgb */ color: rgb(39, 28, 116);
/* oklch */ color: oklch(30.8% 0.142 279.6);

Tailwind

colors: {
  custom: {
    50: '#6c5a9d',
    500: '#271c74',
    950: '#000000',
  },
}

SCSS

$custom: #271c74;
$custom-light: #6c5a9d;
$custom-dark: #000000;

JSON

{
  "hex": "#271c74",
  "rgb": {
    "r": 39,
    "g": 28,
    "b": 116
  },
  "hsl": {
    "h": 247.5,
    "s": 61.111,
    "l": 28.235
  },
  "oklch": {
    "l": 0.30756,
    "c": 0.14213,
    "h": 279.6
  },
  "luminance": 0.02523
}

Semantic roles & 50–950 ramp

primary

#271C74

secondary

#9CA843

accent

#E444D0

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#08040E

muted

#7A797E

Preview Lab

Preview with #271C74

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

Preview Lab → · Contrast checker → · Palette generator →