#271B9D#271B9D

#271B9D is a dark, vivid blue. Relative luminance 0.036; OKLCH L 35.2% C 0.194 H 274.1°. Best body text is #FFFFFF at 12.14:1 contrast (WCAG AA passes).

Color values

HEX	#271B9D
RGB	rgb(39, 27, 157)
HSL	hsl(246, 71%, 36%)
HSV	hsv(246, 83%, 62%)
CMYK	cmyk(75.2%, 82.8%, 0%, 38.4%)
CIE-LAB	lab(22.47, 46.82, -66.93)
CIE-LCH	lch(22.47, 81.68, 304.97°)
OKLab	oklab(35.24% 0.0137 -0.1936)
OKLCH	oklch(35.24% 0.194 274.1)
XYZ	xyz(7.3124, 3.6488, 32.2107)
Luminance	0.0365 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271B9D #919D1B

analogous

#1B509D #271B9D #681B9D

triadic

#271B9D #9D271B #1B9D27

tetradic

#271B9D #9D1B50 #919D1B #1B9D68

square

#271B9D #9D1B50 #919D1B #1B9D68

split-complementary

#271B9D #9D681B #509D1B

monochromatic

#0D0935 #1A1269 #271B9D #3424D1 #5F51E1

Accessibility & contrast

On white

12.14

#271B9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#271B9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271B9D

12.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271B9D	#FFFFFF	#000000	##FFFFFF
##271B9D	1.00	12.14	1.73	12.14
#FFFFFF	12.14	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003BA1

Deuteranopia (green-blind)

#00309B

Tritanopia (blue-blind)

#00445D

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #271b9d;
/* rgb */ color: rgb(39, 27, 157);
/* oklch */ color: oklch(35.2% 0.194 274.1);

Tailwind

colors: {
  custom: {
    50: '#765cbb',
    500: '#271b9d',
    950: '#000000',
  },
}

SCSS

$custom: #271b9d;
$custom-light: #765cbb;
$custom-dark: #000000;

JSON

{
  "hex": "#271b9d",
  "rgb": {
    "r": 39,
    "g": 27,
    "b": 157
  },
  "hsl": {
    "h": 245.538,
    "s": 70.652,
    "l": 36.078
  },
  "oklch": {
    "l": 0.35244,
    "c": 0.19405,
    "h": 274.1
  },
  "luminance": 0.0365
}

Semantic roles & 50–950 ramp

primary

#271B9D

secondary

#B9C450

accent

#ED3ADD

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #271B9D

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

Preview Lab → · Contrast checker → · Palette generator →