#271DAA#271DAA

#271DAA is a dark, highly saturated blue. Relative luminance 0.042; OKLCH L 37.0% C 0.208 H 272.7°. Best body text is #FFFFFF at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#271DAA
RGB	rgb(39, 29, 170)
HSL	hsl(244, 71%, 39%)
HSV	hsv(244, 83%, 67%)
CMYK	cmyk(77.1%, 82.9%, 0%, 33.3%)
CIE-LAB	lab(24.36, 49.89, -71.70)
CIE-LCH	lch(24.36, 87.35, 304.83°)
OKLab	oklab(37% 0.0097 -0.2074)
OKLCH	oklch(37% 0.208 272.7)
XYZ	xyz(8.5293, 4.2114, 38.3858)
Luminance	0.0421 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271DAA #A0AA1D

analogous

#1D5AAA #271DAA #6E1DAA

triadic

#271DAA #AA271D #1DAA27

tetradic

#271DAA #AA1D5A #A0AA1D #1DAA6E

square

#271DAA #AA1D5A #A0AA1D #1DAA6E

split-complementary

#271DAA #AA6E1D #5AAA1D

monochromatic

#0F0B41 #1B1476 #271DAA #362ADB #675EE4

Accessibility & contrast

On white

11.40

#271DAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#271DAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271DAA

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271DAA	#FFFFFF	#000000	##FFFFFF
##271DAA	1.00	11.40	1.84	11.40
#FFFFFF	11.40	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040AE

Deuteranopia (green-blind)

#0033A8

Tritanopia (blue-blind)

#004A65

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #271daa;
/* rgb */ color: rgb(39, 29, 170);
/* oklch */ color: oklch(37.0% 0.208 272.7);

Tailwind

colors: {
  custom: {
    50: '#795ec5',
    500: '#271daa',
    950: '#000000',
  },
}

SCSS

$custom: #271daa;
$custom-light: #795ec5;
$custom-dark: #000000;

JSON

{
  "hex": "#271daa",
  "rgb": {
    "r": 39,
    "g": 29,
    "b": 170
  },
  "hsl": {
    "h": 244.255,
    "s": 70.854,
    "l": 39.02
  },
  "oklch": {
    "l": 0.36999,
    "c": 0.20766,
    "h": 272.7
  },
  "luminance": 0.04212
}

Semantic roles & 50–950 ramp

primary

#271DAA

secondary

#C0C85B

accent

#EE3AE1

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #271DAA

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

Preview Lab → · Contrast checker → · Palette generator →