#271D5C#271D5C

#271D5C is a dark, moderate blue. Relative luminance 0.021; OKLCH L 28.5% C 0.108 H 284.5°. Best body text is #FFFFFF at 14.82:1 contrast (WCAG AA passes).

Color values

HEX	#271D5C
RGB	rgb(39, 29, 92)
HSL	hsl(250, 52%, 24%)
HSV	hsv(250, 68%, 36%)
CMYK	cmyk(57.6%, 68.5%, 0%, 63.9%)
CIE-LAB	lab(15.91, 24.01, -36.27)
CIE-LCH	lch(15.91, 43.49, 303.50°)
OKLab	oklab(28.53% 0.027 -0.1041)
OKLCH	oklch(28.53% 0.108 284.5)
XYZ	xyz(3.2072, 2.0826, 10.3561)
Luminance	0.0208 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271D5C #525C1D

analogous

#1D325C #271D5C #461D5C

triadic

#271D5C #5C271D #1D5C27

tetradic

#271D5C #5C1D32 #525C1D #1D5C46

square

#271D5C #5C1D32 #525C1D #1D5C46

split-complementary

#271D5C #5C461D #325C1D

monochromatic

#0A0717 #130E2D #271D5C #3B2C8B #4E3AB9

Accessibility & contrast

On white

14.82

#271D5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#271D5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271D5C

14.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271D5C	#FFFFFF	#000000	##FFFFFF
##271D5C	1.00	14.82	1.42	14.82
#FFFFFF	14.82	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00295E

Deuteranopia (green-blind)

#00265B

Tritanopia (blue-blind)

#112C39

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #271d5c;
/* rgb */ color: rgb(39, 29, 92);
/* oklch */ color: oklch(28.5% 0.108 284.5);

Tailwind

colors: {
  custom: {
    50: '#67598b',
    500: '#271d5c',
    950: '#000000',
  },
}

SCSS

$custom: #271d5c;
$custom-light: #67598b;
$custom-dark: #000000;

JSON

{
  "hex": "#271d5c",
  "rgb": {
    "r": 39,
    "g": 29,
    "b": 92
  },
  "hsl": {
    "h": 249.524,
    "s": 52.066,
    "l": 23.725
  },
  "oklch": {
    "l": 0.28528,
    "c": 0.10755,
    "h": 284.5
  },
  "luminance": 0.02083
}

Semantic roles & 50–950 ramp

primary

#271D5C

secondary

#859144

accent

#DC4CC5

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030C

muted

#7A787D

Preview Lab

Preview with #271D5C

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

Preview Lab → · Contrast checker → · Palette generator →