#271A7B#271A7B

#271A7B is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.2% C 0.153 H 278.8°. Best body text is #FFFFFF at 13.82:1 contrast (WCAG AA passes).

Color values

HEX	#271A7B
RGB	rgb(39, 26, 123)
HSL	hsl(248, 65%, 29%)
HSV	hsv(248, 79%, 48%)
CMYK	cmyk(68.3%, 78.9%, 0%, 51.8%)
CIE-LAB	lab(18.36, 36.44, -52.48)
CIE-LCH	lch(18.36, 63.89, 304.77°)
OKLab	oklab(31.23% 0.0234 -0.1516)
OKLCH	oklch(31.23% 0.153 278.8)
XYZ	xyz(4.7801, 2.5998, 18.9850)
Luminance	0.0260 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271A7B #6E7B1A

analogous

#1A3E7B #271A7B #581A7B

triadic

#271A7B #7B271A #1A7B27

tetradic

#271A7B #7B1A3E #6E7B1A #1A7B58

square

#271A7B #7B1A3E #6E7B1A #1A7B58

split-complementary

#271A7B #7B581A #3E7B1A

monochromatic

#080519 #170F48 #271A7B #3725AE #4F3AD5

Accessibility & contrast

On white

13.82

#271A7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#271A7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271A7B

13.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271A7B	#FFFFFF	#000000	##FFFFFF
##271A7B	1.00	13.82	1.52	13.82
#FFFFFF	13.82	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00307E

Deuteranopia (green-blind)

#002979

Tritanopia (blue-blind)

#003649

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #271a7b;
/* rgb */ color: rgb(39, 26, 123);
/* oklch */ color: oklch(31.2% 0.153 278.8);

Tailwind

colors: {
  custom: {
    50: '#6e59a2',
    500: '#271a7b',
    950: '#000000',
  },
}

SCSS

$custom: #271a7b;
$custom-light: #6e59a2;
$custom-dark: #000000;

JSON

{
  "hex": "#271a7b",
  "rgb": {
    "r": 39,
    "g": 26,
    "b": 123
  },
  "hsl": {
    "h": 248.041,
    "s": 65.101,
    "l": 29.216
  },
  "oklch": {
    "l": 0.31225,
    "c": 0.15337,
    "h": 278.8
  },
  "luminance": 0.026
}

Semantic roles & 50–950 ramp

primary

#271A7B

secondary

#A1AF42

accent

#E840D2

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #271A7B

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

Preview Lab → · Contrast checker → · Palette generator →