#271C7A#271C7A

#271C7A is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.4% C 0.150 H 278.6°. Best body text is #FFFFFF at 13.70:1 contrast (WCAG AA passes).

Color values

HEX	#271C7A
RGB	rgb(39, 28, 122)
HSL	hsl(247, 63%, 29%)
HSV	hsv(247, 77%, 48%)
CMYK	cmyk(68%, 77%, 0%, 52.2%)
CIE-LAB	lab(18.66, 34.97, -51.36)
CIE-LCH	lch(18.66, 62.14, 304.25°)
OKLab	oklab(31.4% 0.0224 -0.1483)
OKLCH	oklch(31.4% 0.15 278.6)
XYZ	xyz(4.7637, 2.6666, 18.6722)
Luminance	0.0267 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271C7A #6F7A1C

analogous

#1C407A #271C7A #561C7A

triadic

#271C7A #7A271C #1C7A27

tetradic

#271C7A #7A1C40 #6F7A1C #1C7A56

square

#271C7A #7A1C40 #6F7A1C #1C7A56

split-complementary

#271C7A #7A561C #407A1C

monochromatic

#080619 #171148 #271C7A #3727AC #4F3ED3

Accessibility & contrast

On white

13.70

#271C7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#271C7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271C7A

13.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271C7A	#FFFFFF	#000000	##FFFFFF
##271C7A	1.00	13.70	1.53	13.70
#FFFFFF	13.70	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00317D

Deuteranopia (green-blind)

#002A78

Tritanopia (blue-blind)

#003749

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #271c7a;
/* rgb */ color: rgb(39, 28, 122);
/* oklch */ color: oklch(31.4% 0.150 278.6);

Tailwind

colors: {
  custom: {
    50: '#6e5aa1',
    500: '#271c7a',
    950: '#000000',
  },
}

SCSS

$custom: #271c7a;
$custom-light: #6e5aa1;
$custom-dark: #000000;

JSON

{
  "hex": "#271c7a",
  "rgb": {
    "r": 39,
    "g": 28,
    "b": 122
  },
  "hsl": {
    "h": 247.021,
    "s": 62.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.31399,
    "c": 0.15,
    "h": 278.6
  },
  "luminance": 0.02667
}

Semantic roles & 50–950 ramp

primary

#271C7A

secondary

#A2AE44

accent

#E642D3

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08040F

muted

#7B797F

Preview Lab

Preview with #271C7A

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

Preview Lab → · Contrast checker → · Palette generator →