#271CA9#271CA9

#271CA9 is a dark, highly saturated blue. Relative luminance 0.041; OKLCH L 36.8% C 0.207 H 272.8°. Best body text is #FFFFFF at 11.51:1 contrast (WCAG AA passes).

Color values

HEX	#271CA9
RGB	rgb(39, 28, 169)
HSL	hsl(245, 72%, 39%)
HSV	hsv(245, 83%, 66%)
CMYK	cmyk(76.9%, 83.4%, 0%, 33.7%)
CIE-LAB	lab(24.08, 50.05, -71.56)
CIE-LCH	lch(24.08, 87.32, 304.97°)
OKLab	oklab(36.77% 0.0102 -0.207)
OKLCH	oklch(36.77% 0.207 272.8)
XYZ	xyz(8.4110, 4.1255, 37.8814)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271CA9 #9EA91C

analogous

#1C57A9 #271CA9 #6D1CA9

triadic

#271CA9 #A9271C #1CA927

tetradic

#271CA9 #A91C57 #9EA91C #1CA96D

square

#271CA9 #A91C57 #9EA91C #1CA96D

split-complementary

#271CA9 #A96D1C #57A91C

monochromatic

#0F0B40 #1B1374 #271CA9 #3527DB #665BE4

Accessibility & contrast

On white

11.51

#271CA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#271CA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271CA9

11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271CA9	#FFFFFF	#000000	##FFFFFF
##271CA9	1.00	11.51	1.83	11.51
#FFFFFF	11.51	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040AD

Deuteranopia (green-blind)

#0032A7

Tritanopia (blue-blind)

#004A64

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #271ca9;
/* rgb */ color: rgb(39, 28, 169);
/* oklch */ color: oklch(36.8% 0.207 272.8);

Tailwind

colors: {
  custom: {
    50: '#795dc4',
    500: '#271ca9',
    950: '#000000',
  },
}

SCSS

$custom: #271ca9;
$custom-light: #795dc4;
$custom-dark: #000000;

JSON

{
  "hex": "#271ca9",
  "rgb": {
    "r": 39,
    "g": 28,
    "b": 169
  },
  "hsl": {
    "h": 244.681,
    "s": 71.574,
    "l": 38.627
  },
  "oklch": {
    "l": 0.36773,
    "c": 0.20724,
    "h": 272.8
  },
  "luminance": 0.04126
}

Semantic roles & 50–950 ramp

primary

#271CA9

secondary

#BFC859

accent

#EE39E0

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0413

muted

#7C7982

Preview Lab

Preview with #271CA9

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

Preview Lab → · Contrast checker → · Palette generator →