#272AA1#272AA1

#272AA1 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.7% C 0.185 H 272.1°. Best body text is #FFFFFF at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#272AA1
RGB	rgb(39, 42, 161)
HSL	hsl(239, 61%, 39%)
HSV	hsv(239, 76%, 63%)
CMYK	cmyk(75.8%, 73.9%, 0%, 36.9%)
CIE-LAB	lab(25.74, 40.07, -63.96)
CIE-LCH	lch(25.74, 75.48, 302.06°)
OKLab	oklab(37.67% 0.0068 -0.1851)
OKLCH	oklch(37.67% 0.185 272.1)
XYZ	xyz(8.0955, 4.6596, 34.1840)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#272AA1 #A19E27

analogous

#2767A1 #272AA1 #6127A1

triadic

#272AA1 #A1272A #2AA127

tetradic

#272AA1 #A12767 #A19E27 #27A161

square

#272AA1 #A12767 #A19E27 #27A161

split-complementary

#272AA1 #A16127 #67A127

monochromatic

#0F103E #1B1D70 #272AA1 #373ACE #686BDA

Accessibility & contrast

On white

10.87

#272AA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#272AA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #272AA1

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##272AA1	#FFFFFF	#000000	##FFFFFF
##272AA1	1.00	10.87	1.93	10.87
#FFFFFF	10.87	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A4

Deuteranopia (green-blind)

#00379F

Tritanopia (blue-blind)

#004C63

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #272aa1;
/* rgb */ color: rgb(39, 42, 161);
/* oklch */ color: oklch(37.7% 0.185 272.1);

Tailwind

colors: {
  custom: {
    50: '#7665be',
    500: '#272aa1',
    950: '#000000',
  },
}

SCSS

$custom: #272aa1;
$custom-light: #7665be;
$custom-dark: #000000;

JSON

{
  "hex": "#272aa1",
  "rgb": {
    "r": 39,
    "g": 42,
    "b": 161
  },
  "hsl": {
    "h": 238.525,
    "s": 61,
    "l": 39.216
  },
  "oklch": {
    "l": 0.37673,
    "c": 0.18524,
    "h": 272.1
  },
  "luminance": 0.0466
}

Semantic roles & 50–950 ramp

primary

#272AA1

secondary

#C0BE63

accent

#E044E4

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #272AA1

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

Preview Lab → · Contrast checker → · Palette generator →