#271D79#271D79

#271D79 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.4% C 0.148 H 278.5°. Best body text is #FFFFFF at 13.65:1 contrast (WCAG AA passes).

Color values

HEX	#271D79
RGB	rgb(39, 29, 121)
HSL	hsl(247, 61%, 29%)
HSV	hsv(247, 76%, 47%)
CMYK	cmyk(67.8%, 76%, 0%, 52.5%)
CIE-LAB	lab(18.76, 34.04, -50.56)
CIE-LCH	lch(18.76, 60.95, 303.96°)
OKLab	oklab(31.44% 0.0219 -0.146)
OKLCH	oklch(31.44% 0.148 278.5)
XYZ	xyz(4.7261, 2.6902, 18.3556)
Luminance	0.0269 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271D79 #6F791D

analogous

#1D4179 #271D79 #551D79

triadic

#271D79 #79271D #1D7927

tetradic

#271D79 #791D41 #6F791D #1D7955

square

#271D79 #791D41 #6F791D #1D7955

split-complementary

#271D79 #79551D #41791D

monochromatic

#080619 #171148 #271D79 #3729AA #4F3FD1

Accessibility & contrast

On white

13.65

#271D79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#271D79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271D79

13.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271D79	#FFFFFF	#000000	##FFFFFF
##271D79	1.00	13.65	1.54	13.65
#FFFFFF	13.65	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00317C

Deuteranopia (green-blind)

#002A77

Tritanopia (blue-blind)

#003749

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #271d79;
/* rgb */ color: rgb(39, 29, 121);
/* oklch */ color: oklch(31.4% 0.148 278.5);

Tailwind

colors: {
  custom: {
    50: '#6d5ba1',
    500: '#271d79',
    950: '#000000',
  },
}

SCSS

$custom: #271d79;
$custom-light: #6d5ba1;
$custom-dark: #000000;

JSON

{
  "hex": "#271d79",
  "rgb": {
    "r": 39,
    "g": 29,
    "b": 121
  },
  "hsl": {
    "h": 246.522,
    "s": 61.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.31439,
    "c": 0.14761,
    "h": 278.5
  },
  "luminance": 0.02691
}

Semantic roles & 50–950 ramp

primary

#271D79

secondary

#A2AD45

accent

#E443D3

background

#F7F5FA

surface

#EDE9F3

border

#C8C5CD

text

#08040F

muted

#7B797F

Preview Lab

Preview with #271D79

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

Preview Lab → · Contrast checker → · Palette generator →