#271F71#271F71

#271F71 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 30.9% C 0.135 H 279.4°. Best body text is #FFFFFF at 13.81:1 contrast (WCAG AA passes).

Color values

HEX	#271F71
RGB	rgb(39, 31, 113)
HSL	hsl(246, 57%, 28%)
HSV	hsv(246, 73%, 44%)
CMYK	cmyk(65.5%, 72.6%, 0%, 55.7%)
CIE-LAB	lab(18.38, 30.06, -46.03)
CIE-LCH	lch(18.38, 54.98, 303.15°)
OKLab	oklab(30.92% 0.022 -0.1327)
OKLCH	oklch(30.92% 0.135 279.4)
XYZ	xyz(4.3064, 2.6032, 15.8951)
Luminance	0.0260 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271F71 #69711F

analogous

#1F4071 #271F71 #501F71

triadic

#271F71 #71271F #1F7127

tetradic

#271F71 #711F40 #69711F #1F7150

square

#271F71 #711F40 #69711F #1F7150

split-complementary

#271F71 #71501F #40711F

monochromatic

#080718 #161241 #271F71 #382CA1 #4D40CB

Accessibility & contrast

On white

13.81

#271F71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#271F71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271F71

13.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271F71	#FFFFFF	#000000	##FFFFFF
##271F71	1.00	13.81	1.52	13.81
#FFFFFF	13.81	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003073

Deuteranopia (green-blind)

#002A6F

Tritanopia (blue-blind)

#003545

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #271f71;
/* rgb */ color: rgb(39, 31, 113);
/* oklch */ color: oklch(30.9% 0.135 279.4);

Tailwind

colors: {
  custom: {
    50: '#6b5b9b',
    500: '#271f71',
    950: '#000000',
  },
}

SCSS

$custom: #271f71;
$custom-light: #6b5b9b;
$custom-dark: #000000;

JSON

{
  "hex": "#271f71",
  "rgb": {
    "r": 39,
    "g": 31,
    "b": 113
  },
  "hsl": {
    "h": 245.854,
    "s": 56.944,
    "l": 28.235
  },
  "oklch": {
    "l": 0.3092,
    "c": 0.13456,
    "h": 279.4
  },
  "luminance": 0.02604
}

Semantic roles & 50–950 ramp

primary

#271F71

secondary

#9CA547

accent

#E048D1

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #271F71

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

Preview Lab → · Contrast checker → · Palette generator →