#271EA1#271EA1

#271EA1 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 36.1% C 0.196 H 273.4°. Best body text is #FFFFFF at 11.75:1 contrast (WCAG AA passes).

Color values

HEX	#271EA1
RGB	rgb(39, 30, 161)
HSL	hsl(244, 69%, 37%)
HSV	hsv(244, 81%, 63%)
CMYK	cmyk(75.8%, 81.4%, 0%, 36.9%)
CIE-LAB	lab(23.45, 46.62, -67.76)
CIE-LCH	lch(23.45, 82.25, 304.53°)
OKLab	oklab(36.06% 0.0117 -0.196)
OKLCH	oklch(36.06% 0.196 273.4)
XYZ	xyz(7.7319, 3.9323, 34.0628)
Luminance	0.0393 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271EA1 #98A11E

analogous

#1E57A1 #271EA1 #681EA1

triadic

#271EA1 #A1271E #1EA127

tetradic

#271EA1 #A11E57 #98A11E #1EA168

square

#271EA1 #A11E57 #98A11E #1EA168

split-complementary

#271EA1 #A1681E #57A11E

monochromatic

#0E0B3A #1B146D #271EA1 #3328D5 #6359E0

Accessibility & contrast

On white

11.75

#271EA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#271EA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271EA1

11.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271EA1	#FFFFFF	#000000	##FFFFFF
##271EA1	1.00	11.75	1.79	11.75
#FFFFFF	11.75	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003EA5

Deuteranopia (green-blind)

#00329F

Tritanopia (blue-blind)

#004760

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #271ea1;
/* rgb */ color: rgb(39, 30, 161);
/* oklch */ color: oklch(36.1% 0.196 273.4);

Tailwind

colors: {
  custom: {
    50: '#775ebe',
    500: '#271ea1',
    950: '#000000',
  },
}

SCSS

$custom: #271ea1;
$custom-light: #775ebe;
$custom-dark: #000000;

JSON

{
  "hex": "#271ea1",
  "rgb": {
    "r": 39,
    "g": 30,
    "b": 161
  },
  "hsl": {
    "h": 244.122,
    "s": 68.586,
    "l": 37.451
  },
  "oklch": {
    "l": 0.36056,
    "c": 0.19637,
    "h": 273.4
  },
  "luminance": 0.03933
}

Semantic roles & 50–950 ramp

primary

#271EA1

secondary

#BCC457

accent

#EB3CDF

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #271EA1

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

Preview Lab → · Contrast checker → · Palette generator →