#271C71#271C71

#271C71 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.4% C 0.138 H 280.2°. Best body text is #FFFFFF at 14.09:1 contrast (WCAG AA passes).

Color values

HEX	#271C71
RGB	rgb(39, 28, 113)
HSL	hsl(248, 60%, 28%)
HSV	hsv(248, 75%, 44%)
CMYK	cmyk(65.5%, 75.2%, 0%, 55.7%)
CIE-LAB	lab(17.71, 31.92, -47.14)
CIE-LCH	lch(17.71, 56.93, 304.10°)
OKLab	oklab(30.44% 0.0244 -0.136)
OKLCH	oklch(30.44% 0.138 280.2)
XYZ	xyz(4.2316, 2.4538, 15.8702)
Luminance	0.0245 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271C71 #66711C

analogous

#1C3B71 #271C71 #521C71

triadic

#271C71 #71271C #1C7127

tetradic

#271C71 #711C3B #66711C #1C7152

square

#271C71 #711C3B #66711C #1C7152

split-complementary

#271C71 #71521C #3B711C

monochromatic

#080619 #161040 #271C71 #3828A2 #4D39CE

Accessibility & contrast

On white

14.09

#271C71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#271C71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271C71

14.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271C71	#FFFFFF	#000000	##FFFFFF
##271C71	1.00	14.09	1.49	14.09
#FFFFFF	14.09	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E74

Deuteranopia (green-blind)

#00286F

Tritanopia (blue-blind)

#003344

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #271c71;
/* rgb */ color: rgb(39, 28, 113);
/* oklch */ color: oklch(30.4% 0.138 280.2);

Tailwind

colors: {
  custom: {
    50: '#6c5a9b',
    500: '#271c71',
    950: '#000000',
  },
}

SCSS

$custom: #271c71;
$custom-light: #6c5a9b;
$custom-dark: #000000;

JSON

{
  "hex": "#271c71",
  "rgb": {
    "r": 39,
    "g": 28,
    "b": 113
  },
  "hsl": {
    "h": 247.765,
    "s": 60.284,
    "l": 27.647
  },
  "oklch": {
    "l": 0.30441,
    "c": 0.13815,
    "h": 280.2
  },
  "luminance": 0.02454
}

Semantic roles & 50–950 ramp

primary

#271C71

secondary

#99A643

accent

#E344CF

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #271C71

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

Preview Lab → · Contrast checker → · Palette generator →