#271C9E#271C9E

#271C9E is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.5% C 0.194 H 273.9°. Best body text is #FFFFFF at 12.03:1 contrast (WCAG AA passes).

Color values

HEX	#271C9E
RGB	rgb(39, 28, 158)
HSL	hsl(245, 70%, 36%)
HSV	hsv(245, 82%, 62%)
CMYK	cmyk(75.3%, 82.3%, 0%, 38%)
CIE-LAB	lab(22.76, 46.65, -67.07)
CIE-LCH	lch(22.76, 81.70, 304.82°)
OKLab	oklab(35.47% 0.0131 -0.194)
OKLCH	oklch(35.47% 0.194 273.9)
XYZ	xyz(7.4215, 3.7297, 32.6699)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271C9E #939E1C

analogous

#1C529E #271C9E #681C9E

triadic

#271C9E #9E271C #1C9E27

tetradic

#271C9E #9E1C52 #939E1C #1C9E68

square

#271C9E #9E1C52 #939E1C #1C9E68

split-complementary

#271C9E #9E681C #529E1C

monochromatic

#0D0A36 #1A136A #271C9E #3425D2 #6054E1

Accessibility & contrast

On white

12.03

#271C9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#271C9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271C9E

12.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271C9E	#FFFFFF	#000000	##FFFFFF
##271C9E	1.00	12.03	1.75	12.03
#FFFFFF	12.03	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA2

Deuteranopia (green-blind)

#00309C

Tritanopia (blue-blind)

#00455E

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #271c9e;
/* rgb */ color: rgb(39, 28, 158);
/* oklch */ color: oklch(35.5% 0.194 273.9);

Tailwind

colors: {
  custom: {
    50: '#765cbc',
    500: '#271c9e',
    950: '#000000',
  },
}

SCSS

$custom: #271c9e;
$custom-light: #765cbc;
$custom-dark: #000000;

JSON

{
  "hex": "#271c9e",
  "rgb": {
    "r": 39,
    "g": 28,
    "b": 158
  },
  "hsl": {
    "h": 245.077,
    "s": 69.892,
    "l": 36.471
  },
  "oklch": {
    "l": 0.35474,
    "c": 0.19443,
    "h": 273.9
  },
  "luminance": 0.0373
}

Semantic roles & 50–950 ramp

primary

#271C9E

secondary

#BAC452

accent

#ED3BDE

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #271C9E

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

Preview Lab → · Contrast checker → · Palette generator →