#271D90#271D90

#271D90 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 34.0% C 0.177 H 275.3°. Best body text is #FFFFFF at 12.61:1 contrast (WCAG AA passes).

Color values

HEX	#271D90
RGB	rgb(39, 29, 144)
HSL	hsl(245, 66%, 34%)
HSV	hsv(245, 80%, 56%)
CMYK	cmyk(72.9%, 79.9%, 0%, 43.5%)
CIE-LAB	lab(21.29, 41.69, -60.87)
CIE-LCH	lch(21.29, 73.78, 304.41°)
OKLab	oklab(33.98% 0.0164 -0.176)
OKLCH	oklch(33.98% 0.177 275.3)
XYZ	xyz(6.3084, 3.3231, 26.6891)
Luminance	0.0332 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271D90 #86901D

analogous

#1D4D90 #271D90 #611D90

triadic

#271D90 #90271D #1D9027

tetradic

#271D90 #901D4D #86901D #1D9061

square

#271D90 #901D4D #86901D #1D9061

split-complementary

#271D90 #90611D #4D901D

monochromatic

#0B082A #19135D #271D90 #3527C3 #594CDB

Accessibility & contrast

On white

12.61

#271D90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#271D90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271D90

12.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271D90	#FFFFFF	#000000	##FFFFFF
##271D90	1.00	12.61	1.66	12.61
#FFFFFF	12.61	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003893

Deuteranopia (green-blind)

#002E8E

Tritanopia (blue-blind)

#004056

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #271d90;
/* rgb */ color: rgb(39, 29, 144);
/* oklch */ color: oklch(34.0% 0.177 275.3);

Tailwind

colors: {
  custom: {
    50: '#735cb2',
    500: '#271d90',
    950: '#000000',
  },
}

SCSS

$custom: #271d90;
$custom-light: #735cb2;
$custom-dark: #000000;

JSON

{
  "hex": "#271d90",
  "rgb": {
    "r": 39,
    "g": 29,
    "b": 144
  },
  "hsl": {
    "h": 245.217,
    "s": 66.474,
    "l": 33.922
  },
  "oklch": {
    "l": 0.33978,
    "c": 0.17676,
    "h": 275.3
  },
  "luminance": 0.03324
}

Semantic roles & 50–950 ramp

primary

#271D90

secondary

#B4BD4B

accent

#E93EDB

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #271D90

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

Preview Lab → · Contrast checker → · Palette generator →