#271C79#271C79

#271C79 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.3% C 0.149 H 278.7°. Best body text is #FFFFFF at 13.74:1 contrast (WCAG AA passes).

Color values

HEX	#271C79
RGB	rgb(39, 28, 121)
HSL	hsl(247, 62%, 29%)
HSV	hsv(247, 77%, 47%)
CMYK	cmyk(67.8%, 76.9%, 0%, 52.5%)
CIE-LAB	lab(18.55, 34.63, -50.90)
CIE-LCH	lch(18.55, 61.57, 304.23°)
OKLab	oklab(31.29% 0.0226 -0.147)
OKLCH	oklch(31.29% 0.149 278.7)
XYZ	xyz(4.7020, 2.6419, 18.3476)
Luminance	0.0264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271C79 #6E791C

analogous

#1C4079 #271C79 #561C79

triadic

#271C79 #79271C #1C7927

tetradic

#271C79 #791C40 #6E791C #1C7956

square

#271C79 #791C40 #6E791C #1C7956

split-complementary

#271C79 #79561C #40791C

monochromatic

#080619 #171047 #271C79 #3728AB #4F3DD2

Accessibility & contrast

On white

13.74

#271C79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#271C79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271C79

13.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271C79	#FFFFFF	#000000	##FFFFFF
##271C79	1.00	13.74	1.53	13.74
#FFFFFF	13.74	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00317C

Deuteranopia (green-blind)

#002977

Tritanopia (blue-blind)

#003649

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #271c79;
/* rgb */ color: rgb(39, 28, 121);
/* oklch */ color: oklch(31.3% 0.149 278.7);

Tailwind

colors: {
  custom: {
    50: '#6d5aa1',
    500: '#271c79',
    950: '#000000',
  },
}

SCSS

$custom: #271c79;
$custom-light: #6d5aa1;
$custom-dark: #000000;

JSON

{
  "hex": "#271c79",
  "rgb": {
    "r": 39,
    "g": 28,
    "b": 121
  },
  "hsl": {
    "h": 247.097,
    "s": 62.416,
    "l": 29.216
  },
  "oklch": {
    "l": 0.31291,
    "c": 0.1487,
    "h": 278.7
  },
  "luminance": 0.02642
}

Semantic roles & 50–950 ramp

primary

#271C79

secondary

#A1AD44

accent

#E542D2

background

#F7F5FA

surface

#EDE9F3

border

#C8C5CD

text

#08040F

muted

#7B797F

Preview Lab

Preview with #271C79

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

Preview Lab → · Contrast checker → · Palette generator →