#271C8E#271C8E

#271C8E is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.6% C 0.175 H 275.7°. Best body text is #FFFFFF at 12.78:1 contrast (WCAG AA passes).

Color values

HEX	#271C8E
RGB	rgb(39, 28, 142)
HSL	hsl(246, 67%, 33%)
HSV	hsv(246, 80%, 56%)
CMYK	cmyk(72.5%, 80.3%, 0%, 44.3%)
CIE-LAB	lab(20.88, 41.57, -60.30)
CIE-LCH	lch(20.88, 73.24, 304.58°)
OKLab	oklab(33.62% 0.0174 -0.1743)
OKLCH	oklch(33.62% 0.175 275.7)
XYZ	xyz(6.1328, 3.2143, 25.8832)
Luminance	0.0321 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271C8E #838E1C

analogous

#1C4A8E #271C8E #601C8E

triadic

#271C8E #8E271C #1C8E27

tetradic

#271C8E #8E1C4A #838E1C #1C8E60

square

#271C8E #8E1C4A #838E1C #1C8E60

split-complementary

#271C8E #8E601C #4A8E1C

monochromatic

#0B0828 #19125B #271C8E #3526C1 #5749DB

Accessibility & contrast

On white

12.78

#271C8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#271C8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271C8E

12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271C8E	#FFFFFF	#000000	##FFFFFF
##271C8E	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)

#003791

Deuteranopia (green-blind)

#002D8C

Tritanopia (blue-blind)

#003F55

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #271c8e;
/* rgb */ color: rgb(39, 28, 142);
/* oklch */ color: oklch(33.6% 0.175 275.7);

Tailwind

colors: {
  custom: {
    50: '#725bb0',
    500: '#271c8e',
    950: '#000000',
  },
}

SCSS

$custom: #271c8e;
$custom-light: #725bb0;
$custom-dark: #000000;

JSON

{
  "hex": "#271c8e",
  "rgb": {
    "r": 39,
    "g": 28,
    "b": 142
  },
  "hsl": {
    "h": 245.789,
    "s": 67.059,
    "l": 33.333
  },
  "oklch": {
    "l": 0.33623,
    "c": 0.17521,
    "h": 275.7
  },
  "luminance": 0.03215
}

Semantic roles & 50–950 ramp

primary

#271C8E

secondary

#B2BD49

accent

#EA3ED9

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #271C8E

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

Preview Lab → · Contrast checker → · Palette generator →