#271F7A#271F7A

#271F7A is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.9% C 0.147 H 278.0°. Best body text is #FFFFFF at 13.43:1 contrast (WCAG AA passes).

Color values

HEX	#271F7A
RGB	rgb(39, 31, 122)
HSL	hsl(245, 59%, 30%)
HSV	hsv(245, 75%, 48%)
CMYK	cmyk(68%, 74.6%, 0%, 52.2%)
CIE-LAB	lab(19.29, 33.19, -50.32)
CIE-LCH	lch(19.29, 60.28, 303.41°)
OKLab	oklab(31.85% 0.0203 -0.1453)
OKLCH	oklch(31.85% 0.147 278)
XYZ	xyz(4.8384, 2.8160, 18.6972)
Luminance	0.0282 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271F7A #727A1F

analogous

#1F447A #271F7A #551F7A

triadic

#271F7A #7A271F #1F7A27

tetradic

#271F7A #7A1F44 #727A1F #1F7A55

square

#271F7A #7A1F44 #727A1F #1F7A55

split-complementary

#271F7A #7A551F #447A1F

monochromatic

#080618 #171349 #271F7A #372BAB #5044CF

Accessibility & contrast

On white

13.43

#271F7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#271F7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271F7A

13.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271F7A	#FFFFFF	#000000	##FFFFFF
##271F7A	1.00	13.43	1.56	13.43
#FFFFFF	13.43	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327D

Deuteranopia (green-blind)

#002B78

Tritanopia (blue-blind)

#00384A

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #271f7a;
/* rgb */ color: rgb(39, 31, 122);
/* oklch */ color: oklch(31.9% 0.147 278.0);

Tailwind

colors: {
  custom: {
    50: '#6d5ca1',
    500: '#271f7a',
    950: '#000000',
  },
}

SCSS

$custom: #271f7a;
$custom-light: #6d5ca1;
$custom-dark: #000000;

JSON

{
  "hex": "#271f7a",
  "rgb": {
    "r": 39,
    "g": 31,
    "b": 122
  },
  "hsl": {
    "h": 245.275,
    "s": 59.477,
    "l": 30
  },
  "oklch": {
    "l": 0.3185,
    "c": 0.14669,
    "h": 278
  },
  "luminance": 0.02816
}

Semantic roles & 50–950 ramp

primary

#271F7A

secondary

#A4AD47

accent

#E345D5

background

#F7F5FA

surface

#EDE9F3

border

#C8C5CD

text

#08040F

muted

#7B797F

Preview Lab

Preview with #271F7A

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

Preview Lab → · Contrast checker → · Palette generator →