#271A81#271A81

#271A81 is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.9% C 0.161 H 277.8°. Best body text is #FFFFFF at 13.54:1 contrast (WCAG AA passes).

Color values

HEX	#271A81
RGB	rgb(39, 26, 129)
HSL	hsl(248, 66%, 30%)
HSV	hsv(248, 80%, 51%)
CMYK	cmyk(69.8%, 79.8%, 0%, 49.4%)
CIE-LAB	lab(19.03, 38.41, -55.20)
CIE-LCH	lch(19.03, 67.24, 304.83°)
OKLab	oklab(31.89% 0.0218 -0.1595)
OKLCH	oklch(31.89% 0.161 277.8)
XYZ	xyz(5.1673, 2.7547, 21.0240)
Luminance	0.0276 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271A81 #74811A

analogous

#1A4081 #271A81 #5A1A81

triadic

#271A81 #81271A #1A8127

tetradic

#271A81 #811A40 #74811A #1A815A

square

#271A81 #811A40 #74811A #1A815A

split-complementary

#271A81 #815A1A #40811A

monochromatic

#08051B #18104E #271A81 #3624B4 #513DD8

Accessibility & contrast

On white

13.54

#271A81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#271A81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271A81

13.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271A81	#FFFFFF	#000000	##FFFFFF
##271A81	1.00	13.54	1.55	13.54
#FFFFFF	13.54	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003284

Deuteranopia (green-blind)

#002A7F

Tritanopia (blue-blind)

#00394D

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #271a81;
/* rgb */ color: rgb(39, 26, 129);
/* oklch */ color: oklch(31.9% 0.161 277.8);

Tailwind

colors: {
  custom: {
    50: '#7059a7',
    500: '#271a81',
    950: '#000000',
  },
}

SCSS

$custom: #271a81;
$custom-light: #7059a7;
$custom-dark: #000000;

JSON

{
  "hex": "#271a81",
  "rgb": {
    "r": 39,
    "g": 26,
    "b": 129
  },
  "hsl": {
    "h": 247.573,
    "s": 66.452,
    "l": 30.392
  },
  "oklch": {
    "l": 0.31894,
    "c": 0.16094,
    "h": 277.8
  },
  "luminance": 0.02755
}

Semantic roles & 50–950 ramp

primary

#271A81

secondary

#A6B542

accent

#E93ED4

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #271A81

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

Preview Lab → · Contrast checker → · Palette generator →