#271B65#271B65

#271B65 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.1% C 0.123 H 283.0°. Best body text is #FFFFFF at 14.68:1 contrast (WCAG AA passes).

Color values

HEX	#271B65
RGB	rgb(39, 27, 101)
HSL	hsl(250, 58%, 25%)
HSV	hsv(250, 73%, 40%)
CMYK	cmyk(61.4%, 73.3%, 0%, 60.4%)
CIE-LAB	lab(16.28, 28.42, -41.65)
CIE-LCH	lch(16.28, 50.42, 304.31°)
OKLab	oklab(29.05% 0.0277 -0.1199)
OKLCH	oklch(29.05% 0.123 283)
XYZ	xyz(3.5769, 2.1546, 12.5368)
Luminance	0.0215 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271B65 #59651B

analogous

#1B3465 #271B65 #4C1B65

triadic

#271B65 #65271B #1B6527

tetradic

#271B65 #651B34 #59651B #1B654C

square

#271B65 #651B34 #59651B #1B654C

split-complementary

#271B65 #654C1B #34651B

monochromatic

#090618 #140E35 #271B65 #3A2895 #4C35C6

Accessibility & contrast

On white

14.68

#271B65 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#271B65 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271B65

14.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271B65	#FFFFFF	#000000	##FFFFFF
##271B65	1.00	14.68	1.43	14.68
#FFFFFF	14.68	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B67

Deuteranopia (green-blind)

#002664

Tritanopia (blue-blind)

#052E3D

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #271b65;
/* rgb */ color: rgb(39, 27, 101);
/* oklch */ color: oklch(29.1% 0.123 283.0);

Tailwind

colors: {
  custom: {
    50: '#695892',
    500: '#271b65',
    950: '#000000',
  },
}

SCSS

$custom: #271b65;
$custom-light: #695892;
$custom-dark: #000000;

JSON

{
  "hex": "#271b65",
  "rgb": {
    "r": 39,
    "g": 27,
    "b": 101
  },
  "hsl": {
    "h": 249.73,
    "s": 57.813,
    "l": 25.098
  },
  "oklch": {
    "l": 0.29051,
    "c": 0.12305,
    "h": 283
  },
  "luminance": 0.02155
}

Semantic roles & 50–950 ramp

primary

#271B65

secondary

#8C9A41

accent

#E147C8

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#07030D

muted

#7A787E

Preview Lab

Preview with #271B65

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

Preview Lab → · Contrast checker → · Palette generator →