#271C8B#271C8B

#271C8B is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.3% C 0.172 H 276.1°. Best body text is #FFFFFF at 12.92:1 contrast (WCAG AA passes).

Color values

HEX	#271C8B
RGB	rgb(39, 28, 139)
HSL	hsl(246, 66%, 33%)
HSV	hsv(246, 80%, 55%)
CMYK	cmyk(71.9%, 79.9%, 0%, 45.5%)
CIE-LAB	lab(20.54, 40.60, -59.00)
CIE-LCH	lch(20.54, 71.62, 304.53°)
OKLab	oklab(33.28% 0.0181 -0.1705)
OKLCH	oklch(33.28% 0.172 276.1)
XYZ	xyz(5.9106, 3.1254, 24.7129)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271C8B #808B1C

analogous

#1C488B #271C8B #5E1C8B

triadic

#271C8B #8B271C #1C8B27

tetradic

#271C8B #8B1C48 #808B1C #1C8B5E

square

#271C8B #8B1C48 #808B1C #1C8B5E

split-complementary

#271C8B #8B5E1C #488B1C

monochromatic

#0A0725 #191258 #271C8B #3526BE #5647DA

Accessibility & contrast

On white

12.92

#271C8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#271C8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271C8B

12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271C8B	#FFFFFF	#000000	##FFFFFF
##271C8B	1.00	12.92	1.63	12.92
#FFFFFF	12.92	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00368E

Deuteranopia (green-blind)

#002D89

Tritanopia (blue-blind)

#003D53

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #271c8b;
/* rgb */ color: rgb(39, 28, 139);
/* oklch */ color: oklch(33.3% 0.172 276.1);

Tailwind

colors: {
  custom: {
    50: '#725bae',
    500: '#271c8b',
    950: '#000000',
  },
}

SCSS

$custom: #271c8b;
$custom-light: #725bae;
$custom-dark: #000000;

JSON

{
  "hex": "#271c8b",
  "rgb": {
    "r": 39,
    "g": 28,
    "b": 139
  },
  "hsl": {
    "h": 245.946,
    "s": 66.467,
    "l": 32.745
  },
  "oklch": {
    "l": 0.33282,
    "c": 0.17151,
    "h": 276.1
  },
  "luminance": 0.03126
}

Semantic roles & 50–950 ramp

primary

#271C8B

secondary

#B0BC47

accent

#E93ED8

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090410

muted

#7B797F

Preview Lab

Preview with #271C8B

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

Preview Lab → · Contrast checker → · Palette generator →