#271D77#271D77

#271D77 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.2% C 0.145 H 278.9°. Best body text is #FFFFFF at 13.74:1 contrast (WCAG AA passes).

Color values

HEX	#271D77
RGB	rgb(39, 29, 119)
HSL	hsl(247, 61%, 29%)
HSV	hsv(247, 76%, 47%)
CMYK	cmyk(67.2%, 75.6%, 0%, 53.3%)
CIE-LAB	lab(18.55, 33.36, -49.62)
CIE-LCH	lch(18.55, 59.80, 303.92°)
OKLab	oklab(31.23% 0.0224 -0.1432)
OKLCH	oklch(31.23% 0.145 278.9)
XYZ	xyz(4.6048, 2.6416, 17.7164)
Luminance	0.0264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271D77 #6D771D

analogous

#1D4077 #271D77 #541D77

triadic

#271D77 #77271D #1D7727

tetradic

#271D77 #771D40 #6D771D #1D7754

square

#271D77 #771D40 #6D771D #1D7754

split-complementary

#271D77 #77541D #40771D

monochromatic

#080619 #171146 #271D77 #3729A8 #4F3ED0

Accessibility & contrast

On white

13.74

#271D77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#271D77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271D77

13.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271D77	#FFFFFF	#000000	##FFFFFF
##271D77	1.00	13.74	1.53	13.74
#FFFFFF	13.74	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00317A

Deuteranopia (green-blind)

#002A75

Tritanopia (blue-blind)

#003648

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #271d77;
/* rgb */ color: rgb(39, 29, 119);
/* oklch */ color: oklch(31.2% 0.145 278.9);

Tailwind

colors: {
  custom: {
    50: '#6d5a9f',
    500: '#271d77',
    950: '#000000',
  },
}

SCSS

$custom: #271d77;
$custom-light: #6d5a9f;
$custom-dark: #000000;

JSON

{
  "hex": "#271d77",
  "rgb": {
    "r": 39,
    "g": 29,
    "b": 119
  },
  "hsl": {
    "h": 246.667,
    "s": 60.811,
    "l": 29.02
  },
  "oklch": {
    "l": 0.31226,
    "c": 0.14498,
    "h": 278.9
  },
  "luminance": 0.02642
}

Semantic roles & 50–950 ramp

primary

#271D77

secondary

#A0AB45

accent

#E444D2

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08040F

muted

#7B797E

Preview Lab

Preview with #271D77

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

Preview Lab → · Contrast checker → · Palette generator →