#271A91#271A91

#271A91 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.7% C 0.181 H 275.5°. Best body text is #FFFFFF at 12.78:1 contrast (WCAG AA passes).

Color values

HEX	#271A91
RGB	rgb(39, 26, 145)
HSL	hsl(247, 70%, 34%)
HSV	hsv(247, 82%, 57%)
CMYK	cmyk(73.1%, 82.1%, 0%, 43.1%)
CIE-LAB	lab(20.88, 43.55, -62.17)
CIE-LCH	lch(20.88, 75.90, 305.01°)
OKLab	oklab(33.72% 0.0174 -0.1797)
OKLCH	oklch(33.72% 0.181 275.5)
XYZ	xyz(6.3152, 3.2138, 27.0701)
Luminance	0.0321 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271A91 #84911A

analogous

#1A4891 #271A91 #621A91

triadic

#271A91 #91271A #1A9127

tetradic

#271A91 #911A48 #84911A #1A9162

square

#271A91 #911A48 #84911A #1A9162

split-complementary

#271A91 #91621A #48911A

monochromatic

#0B0729 #19115D #271A91 #3523C5 #5847DE

Accessibility & contrast

On white

12.78

#271A91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#271A91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271A91

12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271A91	#FFFFFF	#000000	##FFFFFF
##271A91	1.00	12.78	1.64	12.78
#FFFFFF	12.78	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003794

Deuteranopia (green-blind)

#002D8F

Tritanopia (blue-blind)

#003F56

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #271a91;
/* rgb */ color: rgb(39, 26, 145);
/* oklch */ color: oklch(33.7% 0.181 275.5);

Tailwind

colors: {
  custom: {
    50: '#735ab3',
    500: '#271a91',
    950: '#000000',
  },
}

SCSS

$custom: #271a91;
$custom-light: #735ab3;
$custom-dark: #000000;

JSON

{
  "hex": "#271a91",
  "rgb": {
    "r": 39,
    "g": 26,
    "b": 145
  },
  "hsl": {
    "h": 246.555,
    "s": 69.591,
    "l": 33.529
  },
  "oklch": {
    "l": 0.33724,
    "c": 0.18058,
    "h": 275.5
  },
  "luminance": 0.03214
}

Semantic roles & 50–950 ramp

primary

#271A91

secondary

#B2C047

accent

#EC3BD9

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #271A91

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

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