#271583#271583

#271583 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.5% C 0.168 H 278.1°. Best body text is #FFFFFF at 13.80:1 contrast (WCAG AA passes).

Color values

HEX	#271583
RGB	rgb(39, 21, 131)
HSL	hsl(250, 72%, 30%)
HSV	hsv(250, 84%, 51%)
CMYK	cmyk(70.2%, 84%, 0%, 48.6%)
CIE-LAB	lab(18.39, 41.58, -57.52)
CIE-LCH	lch(18.39, 70.98, 305.86°)
OKLab	oklab(31.51% 0.0237 -0.1662)
OKLCH	oklch(31.51% 0.168 278.1)
XYZ	xyz(5.2003, 2.6059, 21.6973)
Luminance	0.0261 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271583 #718315

analogous

#153A83 #271583 #5E1583

triadic

#271583 #832715 #158327

tetradic

#271583 #83153A #718315 #15835E

square

#271583 #83153A #718315 #15835E

split-complementary

#271583 #835E15 #3A8315

monochromatic

#08041A #170D4E #271583 #371DB8 #5034DE

Accessibility & contrast

On white

13.80

#271583 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#271583 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271583

13.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271583	#FFFFFF	#000000	##FFFFFF
##271583	1.00	13.80	1.52	13.80
#FFFFFF	13.80	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003186

Deuteranopia (green-blind)

#002881

Tritanopia (blue-blind)

#00384D

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #271583;
/* rgb */ color: rgb(39, 21, 131);
/* oklch */ color: oklch(31.5% 0.168 278.1);

Tailwind

colors: {
  custom: {
    50: '#7057a8',
    500: '#271583',
    950: '#000000',
  },
}

SCSS

$custom: #271583;
$custom-light: #7057a8;
$custom-dark: #000000;

JSON

{
  "hex": "#271583",
  "rgb": {
    "r": 39,
    "g": 21,
    "b": 131
  },
  "hsl": {
    "h": 249.818,
    "s": 72.368,
    "l": 29.804
  },
  "oklch": {
    "l": 0.31515,
    "c": 0.16785,
    "h": 278.1
  },
  "luminance": 0.02606
}

Semantic roles & 50–950 ramp

primary

#271583

secondary

#A3B83C

accent

#EF39D1

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #271583

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

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