#271F8C#271F8C

#271F8C is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.8% C 0.170 H 275.5°. Best body text is #FFFFFF at 12.64:1 contrast (WCAG AA passes).

Color values

HEX	#271F8C
RGB	rgb(39, 31, 140)
HSL	hsl(244, 64%, 34%)
HSV	hsv(244, 78%, 55%)
CMYK	cmyk(72.1%, 77.9%, 0%, 45.1%)
CIE-LAB	lab(21.22, 39.29, -58.49)
CIE-LCH	lch(21.22, 70.46, 303.89°)
OKLab	oklab(33.8% 0.0164 -0.1691)
OKLCH	oklch(33.8% 0.17 275.5)
XYZ	xyz(6.0588, 3.3042, 25.1243)
Luminance	0.0331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271F8C #848C1F

analogous

#1F4D8C #271F8C #5D1F8C

triadic

#271F8C #8C271F #1F8C27

tetradic

#271F8C #8C1F4D #848C1F #1F8C5D

square

#271F8C #8C1F4D #848C1F #1F8C5D

split-complementary

#271F8C #8C5D1F #4D8C1F

monochromatic

#0B0928 #19145A #271F8C #352ABE #584ED8

Accessibility & contrast

On white

12.64

#271F8C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#271F8C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271F8C

12.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271F8C	#FFFFFF	#000000	##FFFFFF
##271F8C	1.00	12.64	1.66	12.64
#FFFFFF	12.64	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00388F

Deuteranopia (green-blind)

#002E8A

Tritanopia (blue-blind)

#003F54

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #271f8c;
/* rgb */ color: rgb(39, 31, 140);
/* oklch */ color: oklch(33.8% 0.170 275.5);

Tailwind

colors: {
  custom: {
    50: '#725daf',
    500: '#271f8c',
    950: '#000000',
  },
}

SCSS

$custom: #271f8c;
$custom-light: #725daf;
$custom-dark: #000000;

JSON

{
  "hex": "#271f8c",
  "rgb": {
    "r": 39,
    "g": 31,
    "b": 140
  },
  "hsl": {
    "h": 244.404,
    "s": 63.743,
    "l": 33.529
  },
  "oklch": {
    "l": 0.33796,
    "c": 0.16991,
    "h": 275.5
  },
  "luminance": 0.03305
}

Semantic roles & 50–950 ramp

primary

#271F8C

secondary

#B2BB4C

accent

#E741DB

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090410

muted

#7B797F

Preview Lab

Preview with #271F8C

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

Preview Lab → · Contrast checker → · Palette generator →