#271DA6#271DA6

#271DA6 is a dark, highly saturated blue. Relative luminance 0.041; OKLCH L 36.5% C 0.203 H 273.0°. Best body text is #FFFFFF at 11.59:1 contrast (WCAG AA passes).

Color values

HEX	#271DA6
RGB	rgb(39, 29, 166)
HSL	hsl(244, 70%, 38%)
HSV	hsv(244, 83%, 65%)
CMYK	cmyk(76.5%, 82.5%, 0%, 34.9%)
CIE-LAB	lab(23.88, 48.66, -70.08)
CIE-LCH	lch(23.88, 85.32, 304.77°)
OKLab	oklab(36.53% 0.0107 -0.2027)
OKLCH	oklch(36.53% 0.203 273)
XYZ	xyz(8.1567, 4.0624, 36.4232)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271DA6 #9CA61D

analogous

#1D57A6 #271DA6 #6C1DA6

triadic

#271DA6 #A6271D #1DA627

tetradic

#271DA6 #A61D57 #9CA61D #1DA66C

square

#271DA6 #A61D57 #9CA61D #1DA66C

split-complementary

#271DA6 #A66C1D #57A61D

monochromatic

#0F0B3E #1B1472 #271DA6 #3427D9 #655BE2

Accessibility & contrast

On white

11.59

#271DA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#271DA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271DA6

11.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271DA6	#FFFFFF	#000000	##FFFFFF
##271DA6	1.00	11.59	1.81	11.59
#FFFFFF	11.59	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FAA

Deuteranopia (green-blind)

#0032A4

Tritanopia (blue-blind)

#004963

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #271da6;
/* rgb */ color: rgb(39, 29, 166);
/* oklch */ color: oklch(36.5% 0.203 273.0);

Tailwind

colors: {
  custom: {
    50: '#785dc2',
    500: '#271da6',
    950: '#000000',
  },
}

SCSS

$custom: #271da6;
$custom-light: #785dc2;
$custom-dark: #000000;

JSON

{
  "hex": "#271da6",
  "rgb": {
    "r": 39,
    "g": 29,
    "b": 166
  },
  "hsl": {
    "h": 244.38,
    "s": 70.256,
    "l": 38.235
  },
  "oklch": {
    "l": 0.36526,
    "c": 0.20302,
    "h": 273
  },
  "luminance": 0.04063
}

Semantic roles & 50–950 ramp

primary

#271DA6

secondary

#BEC659

accent

#ED3BE0

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0413

muted

#7C7982

Preview Lab

Preview with #271DA6

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

Preview Lab → · Contrast checker → · Palette generator →