#271D72#271D72

#271D72 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.7% C 0.138 H 279.8°. Best body text is #FFFFFF at 13.95:1 contrast (WCAG AA passes).

Color values

HEX	#271D72
RGB	rgb(39, 29, 114)
HSL	hsl(247, 59%, 28%)
HSV	hsv(247, 75%, 45%)
CMYK	cmyk(65.8%, 74.6%, 0%, 55.3%)
CIE-LAB	lab(18.03, 31.65, -47.25)
CIE-LCH	lch(18.03, 56.88, 303.82°)
OKLab	oklab(30.7% 0.0234 -0.1363)
OKLCH	oklch(30.7% 0.138 279.8)
XYZ	xyz(4.3124, 2.5246, 16.1764)
Luminance	0.0253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271D72 #68721D

analogous

#1D3D72 #271D72 #511D72

triadic

#271D72 #72271D #1D7227

tetradic

#271D72 #721D3D #68721D #1D7251

square

#271D72 #721D3D #68721D #1D7251

split-complementary

#271D72 #72511D #3D721D

monochromatic

#080618 #161141 #271D72 #3829A3 #4D3CCD

Accessibility & contrast

On white

13.95

#271D72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#271D72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271D72

13.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271D72	#FFFFFF	#000000	##FFFFFF
##271D72	1.00	13.95	1.51	13.95
#FFFFFF	13.95	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F75

Deuteranopia (green-blind)

#002970

Tritanopia (blue-blind)

#003445

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #271d72;
/* rgb */ color: rgb(39, 29, 114);
/* oklch */ color: oklch(30.7% 0.138 279.8);

Tailwind

colors: {
  custom: {
    50: '#6c5a9b',
    500: '#271d72',
    950: '#000000',
  },
}

SCSS

$custom: #271d72;
$custom-light: #6c5a9b;
$custom-dark: #000000;

JSON

{
  "hex": "#271d72",
  "rgb": {
    "r": 39,
    "g": 29,
    "b": 114
  },
  "hsl": {
    "h": 247.059,
    "s": 59.441,
    "l": 28.039
  },
  "oklch": {
    "l": 0.30701,
    "c": 0.13832,
    "h": 279.8
  },
  "luminance": 0.02525
}

Semantic roles & 50–950 ramp

primary

#271D72

secondary

#9BA645

accent

#E345D0

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#08040E

muted

#7A797E

Preview Lab

Preview with #271D72

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

Preview Lab → · Contrast checker → · Palette generator →