#271C6E#271C6E

#271C6E is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.1% C 0.134 H 280.8°. Best body text is #FFFFFF at 14.21:1 contrast (WCAG AA passes).

Color values

HEX	#271C6E
RGB	rgb(39, 28, 110)
HSL	hsl(248, 59%, 27%)
HSV	hsv(248, 75%, 43%)
CMYK	cmyk(64.5%, 74.5%, 0%, 56.9%)
CIE-LAB	lab(17.40, 30.89, -45.70)
CIE-LCH	lch(17.40, 55.16, 304.06°)
OKLab	oklab(30.13% 0.0251 -0.1317)
OKLCH	oklch(30.13% 0.134 280.8)
XYZ	xyz(4.0655, 2.3873, 14.9954)
Luminance	0.0239 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271C6E #636E1C

analogous

#1C3A6E #271C6E #501C6E

triadic

#271C6E #6E271C #1C6E27

tetradic

#271C6E #6E1C3A #636E1C #1C6E50

square

#271C6E #6E1C3A #636E1C #1C6E50

split-complementary

#271C6E #6E501C #3A6E1C

monochromatic

#090618 #16103D #271C6E #38289F #4C38CC

Accessibility & contrast

On white

14.21

#271C6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#271C6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271C6E

14.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271C6E	#FFFFFF	#000000	##FFFFFF
##271C6E	1.00	14.21	1.48	14.21
#FFFFFF	14.21	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E70

Deuteranopia (green-blind)

#00286C

Tritanopia (blue-blind)

#003243

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #271c6e;
/* rgb */ color: rgb(39, 28, 110);
/* oklch */ color: oklch(30.1% 0.134 280.8);

Tailwind

colors: {
  custom: {
    50: '#6b5998',
    500: '#271c6e',
    950: '#000000',
  },
}

SCSS

$custom: #271c6e;
$custom-light: #6b5998;
$custom-dark: #000000;

JSON

{
  "hex": "#271c6e",
  "rgb": {
    "r": 39,
    "g": 28,
    "b": 110
  },
  "hsl": {
    "h": 248.049,
    "s": 59.42,
    "l": 27.059
  },
  "oklch": {
    "l": 0.30129,
    "c": 0.13411,
    "h": 280.8
  },
  "luminance": 0.02388
}

Semantic roles & 50–950 ramp

primary

#271C6E

secondary

#96A343

accent

#E345CD

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #271C6E

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

Preview Lab → · Contrast checker → · Palette generator →