#271F79#271F79

#271F79 is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.7% C 0.145 H 278.1°. Best body text is #FFFFFF at 13.48:1 contrast (WCAG AA passes).

Color values

HEX	#271F79
RGB	rgb(39, 31, 121)
HSL	hsl(245, 59%, 30%)
HSV	hsv(245, 74%, 47%)
CMYK	cmyk(67.8%, 74.4%, 0%, 52.5%)
CIE-LAB	lab(19.19, 32.84, -49.85)
CIE-LCH	lch(19.19, 59.70, 303.38°)
OKLab	oklab(31.75% 0.0205 -0.1439)
OKLCH	oklch(31.75% 0.145 278.1)
XYZ	xyz(4.7768, 2.7914, 18.3725)
Luminance	0.0279 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271F79 #71791F

analogous

#1F4479 #271F79 #541F79

triadic

#271F79 #79271F #1F7927

tetradic

#271F79 #791F44 #71791F #1F7954

square

#271F79 #791F44 #71791F #1F7954

split-complementary

#271F79 #79541F #44791F

monochromatic

#080618 #171348 #271F79 #372BAA #5043CF

Accessibility & contrast

On white

13.48

#271F79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#271F79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271F79

13.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271F79	#FFFFFF	#000000	##FFFFFF
##271F79	1.00	13.48	1.56	13.48
#FFFFFF	13.48	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327C

Deuteranopia (green-blind)

#002B77

Tritanopia (blue-blind)

#00384A

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #271f79;
/* rgb */ color: rgb(39, 31, 121);
/* oklch */ color: oklch(31.7% 0.145 278.1);

Tailwind

colors: {
  custom: {
    50: '#6d5ca1',
    500: '#271f79',
    950: '#000000',
  },
}

SCSS

$custom: #271f79;
$custom-light: #6d5ca1;
$custom-dark: #000000;

JSON

{
  "hex": "#271f79",
  "rgb": {
    "r": 39,
    "g": 31,
    "b": 121
  },
  "hsl": {
    "h": 245.333,
    "s": 59.211,
    "l": 29.804
  },
  "oklch": {
    "l": 0.31745,
    "c": 0.14537,
    "h": 278.1
  },
  "luminance": 0.02792
}

Semantic roles & 50–950 ramp

primary

#271F79

secondary

#A3AC47

accent

#E245D4

background

#F7F5FA

surface

#EDE9F3

border

#C8C5CD

text

#08040F

muted

#7B797F

Preview Lab

Preview with #271F79

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

Preview Lab → · Contrast checker → · Palette generator →