#271B90#271B90

#271B90 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.7% C 0.179 H 275.5°. Best body text is #FFFFFF at 12.76:1 contrast (WCAG AA passes).

Color values

HEX	#271B90
RGB	rgb(39, 27, 144)
HSL	hsl(246, 68%, 34%)
HSV	hsv(246, 81%, 56%)
CMYK	cmyk(72.9%, 81.3%, 0%, 43.5%)
CIE-LAB	lab(20.94, 42.73, -61.46)
CIE-LCH	lch(20.94, 74.85, 304.81°)
OKLab	oklab(33.73% 0.0173 -0.1777)
OKLCH	oklch(33.73% 0.179 275.5)
XYZ	xyz(6.2610, 3.2282, 26.6733)
Luminance	0.0323 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271B90 #84901B

analogous

#1B4990 #271B90 #611B90

triadic

#271B90 #90271B #1B9027

tetradic

#271B90 #901B49 #84901B #1B9061

square

#271B90 #901B49 #84901B #1B9061

split-complementary

#271B90 #90611B #49901B

monochromatic

#0B0829 #19115C #271B90 #3525C4 #5849DD

Accessibility & contrast

On white

12.76

#271B90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#271B90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271B90

12.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271B90	#FFFFFF	#000000	##FFFFFF
##271B90	1.00	12.76	1.65	12.76
#FFFFFF	12.76	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003793

Deuteranopia (green-blind)

#002D8E

Tritanopia (blue-blind)

#003F56

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #271b90;
/* rgb */ color: rgb(39, 27, 144);
/* oklch */ color: oklch(33.7% 0.179 275.5);

Tailwind

colors: {
  custom: {
    50: '#735bb2',
    500: '#271b90',
    950: '#000000',
  },
}

SCSS

$custom: #271b90;
$custom-light: #735bb2;
$custom-dark: #000000;

JSON

{
  "hex": "#271b90",
  "rgb": {
    "r": 39,
    "g": 27,
    "b": 144
  },
  "hsl": {
    "h": 246.154,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.33728,
    "c": 0.17853,
    "h": 275.5
  },
  "luminance": 0.03229
}

Semantic roles & 50–950 ramp

primary

#271B90

secondary

#B2BF48

accent

#EB3DD9

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #271B90

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

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