#272AB4#272AB4

#272AB4 is a dark, highly saturated blue. Relative luminance 0.054; OKLCH L 39.7% C 0.209 H 270.9°. Best body text is #FFFFFF at 10.11:1 contrast (WCAG AA passes).

Color values

HEX	#272AB4
RGB	rgb(39, 42, 180)
HSL	hsl(239, 64%, 43%)
HSV	hsv(239, 78%, 71%)
CMYK	cmyk(78.3%, 76.7%, 0%, 29.4%)
CIE-LAB	lab(27.79, 46.48, -72.00)
CIE-LCH	lch(27.79, 85.71, 302.84°)
OKLab	oklab(39.74% 0.0035 -0.2085)
OKLCH	oklch(39.74% 0.209 270.9)
XYZ	xyz(9.9001, 5.3814, 43.6881)
Luminance	0.0538 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#272AB4 #B4B127

analogous

#2771B4 #272AB4 #6A27B4

triadic

#272AB4 #B4272A #2AB427

tetradic

#272AB4 #B42771 #B4B127 #27B46A

square

#272AB4 #B42771 #B4B127 #27B46A

split-complementary

#272AB4 #B46A27 #71B427

monochromatic

#11134F #1C1E82 #272AB4 #4245D6 #7477E1

Accessibility & contrast

On white

10.11

#272AB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#272AB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #272AB4

10.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##272AB4	#FFFFFF	#000000	##FFFFFF
##272AB4	1.00	10.11	2.08	10.11
#FFFFFF	10.11	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B8

Deuteranopia (green-blind)

#003AB2

Tritanopia (blue-blind)

#00536E

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #272ab4;
/* rgb */ color: rgb(39, 42, 180);
/* oklch */ color: oklch(39.7% 0.209 270.9);

Tailwind

colors: {
  custom: {
    50: '#7a66cc',
    500: '#272ab4',
    950: '#000000',
  },
}

SCSS

$custom: #272ab4;
$custom-light: #7a66cc;
$custom-dark: #000000;

JSON

{
  "hex": "#272ab4",
  "rgb": {
    "r": 39,
    "g": 42,
    "b": 180
  },
  "hsl": {
    "h": 238.723,
    "s": 64.384,
    "l": 42.941
  },
  "oklch": {
    "l": 0.39736,
    "c": 0.20853,
    "h": 270.9
  },
  "luminance": 0.05383
}

Semantic roles & 50–950 ramp

primary

#272AB4

secondary

#C8C66F

accent

#E440E7

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0614

muted

#7C7A82

Preview Lab

Preview with #272AB4

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

Preview Lab → · Contrast checker → · Palette generator →