#271B87#271B87

#271B87 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.7% C 0.167 H 276.7°. Best body text is #FFFFFF at 13.18:1 contrast (WCAG AA passes).

Color values

HEX	#271B87
RGB	rgb(39, 27, 135)
HSL	hsl(247, 67%, 32%)
HSV	hsv(247, 80%, 53%)
CMYK	cmyk(71.1%, 80%, 0%, 47.1%)
CIE-LAB	lab(19.90, 39.83, -57.55)
CIE-LCH	lch(19.90, 69.99, 304.68°)
OKLab	oklab(32.7% 0.0197 -0.1663)
OKLCH	oklch(32.7% 0.167 276.7)
XYZ	xyz(5.6004, 2.9640, 23.1939)
Luminance	0.0296 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271B87 #7B871B

analogous

#1B4587 #271B87 #5D1B87

triadic

#271B87 #87271B #1B8727

tetradic

#271B87 #871B45 #7B871B #1B875D

square

#271B87 #871B45 #7B871B #1B875D

split-complementary

#271B87 #875D1B #45871B

monochromatic

#0A0721 #181154 #271B87 #3625BA #5443D9

Accessibility & contrast

On white

13.18

#271B87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#271B87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271B87

13.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271B87	#FFFFFF	#000000	##FFFFFF
##271B87	1.00	13.18	1.59	13.18
#FFFFFF	13.18	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00358A

Deuteranopia (green-blind)

#002B85

Tritanopia (blue-blind)

#003B51

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #271b87;
/* rgb */ color: rgb(39, 27, 135);
/* oklch */ color: oklch(32.7% 0.167 276.7);

Tailwind

colors: {
  custom: {
    50: '#715aab',
    500: '#271b87',
    950: '#000000',
  },
}

SCSS

$custom: #271b87;
$custom-light: #715aab;
$custom-dark: #000000;

JSON

{
  "hex": "#271b87",
  "rgb": {
    "r": 39,
    "g": 27,
    "b": 135
  },
  "hsl": {
    "h": 246.667,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.327,
    "c": 0.16749,
    "h": 276.7
  },
  "luminance": 0.02964
}

Semantic roles & 50–950 ramp

primary

#271B87

secondary

#ADBA44

accent

#EA3ED7

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #271B87

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

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