#271F5C#271F5C

#271F5C is a dark, moderate blue. Relative luminance 0.022; OKLCH L 28.9% C 0.105 H 283.7°. Best body text is #FFFFFF at 14.62:1 contrast (WCAG AA passes).

Color values

HEX	#271F5C
RGB	rgb(39, 31, 92)
HSL	hsl(248, 50%, 24%)
HSV	hsv(248, 66%, 36%)
CMYK	cmyk(57.6%, 66.3%, 0%, 63.9%)
CIE-LAB	lab(16.42, 22.66, -35.44)
CIE-LCH	lch(16.42, 42.07, 302.60°)
OKLab	oklab(28.9% 0.0247 -0.1017)
OKLCH	oklch(28.9% 0.105 283.7)
XYZ	xyz(3.2579, 2.1838, 10.3730)
Luminance	0.0218 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271F5C #545C1F

analogous

#1F365C #271F5C #461F5C

triadic

#271F5C #5C271F #1F5C27

tetradic

#271F5C #5C1F36 #545C1F #1F5C46

square

#271F5C #5C1F36 #545C1F #1F5C46

split-complementary

#271F5C #5C461F #365C1F

monochromatic

#0A0817 #14102E #271F5C #3A2E8A #4E3EB8

Accessibility & contrast

On white

14.62

#271F5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#271F5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271F5C

14.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271F5C	#FFFFFF	#000000	##FFFFFF
##271F5C	1.00	14.62	1.44	14.62
#FFFFFF	14.62	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B5E

Deuteranopia (green-blind)

#00275B

Tritanopia (blue-blind)

#102E3A

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #271f5c;
/* rgb */ color: rgb(39, 31, 92);
/* oklch */ color: oklch(28.9% 0.105 283.7);

Tailwind

colors: {
  custom: {
    50: '#675b8b',
    500: '#271f5c',
    950: '#000000',
  },
}

SCSS

$custom: #271f5c;
$custom-light: #675b8b;
$custom-dark: #000000;

JSON

{
  "hex": "#271f5c",
  "rgb": {
    "r": 39,
    "g": 31,
    "b": 92
  },
  "hsl": {
    "h": 247.869,
    "s": 49.593,
    "l": 24.118
  },
  "oklch": {
    "l": 0.28899,
    "c": 0.10463,
    "h": 283.7
  },
  "luminance": 0.02184
}

Semantic roles & 50–950 ramp

primary

#271F5C

secondary

#879146

accent

#D94FC7

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06040C

muted

#7A797D

Preview Lab

Preview with #271F5C

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

Preview Lab → · Contrast checker → · Palette generator →