#272AA3#272AA3

#272AA3 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.9% C 0.188 H 272.0°. Best body text is #FFFFFF at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#272AA3
RGB	rgb(39, 42, 163)
HSL	hsl(239, 61%, 40%)
HSV	hsv(239, 76%, 64%)
CMYK	cmyk(76.1%, 74.2%, 0%, 36.1%)
CIE-LAB	lab(25.95, 40.76, -64.83)
CIE-LCH	lch(25.95, 76.57, 302.16°)
OKLab	oklab(37.89% 0.0064 -0.1876)
OKLCH	oklch(37.89% 0.188 272)
XYZ	xyz(8.2733, 4.7307, 35.1203)
Luminance	0.0473 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#272AA3 #A3A027

analogous

#2768A3 #272AA3 #6227A3

triadic

#272AA3 #A3272A #2AA327

tetradic

#272AA3 #A32768 #A3A027 #27A362

square

#272AA3 #A32768 #A3A027 #27A362

split-complementary

#272AA3 #A36227 #68A327

monochromatic

#0F1140 #1B1D72 #272AA3 #383CCF #696CDB

Accessibility & contrast

On white

10.79

#272AA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#272AA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #272AA3

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##272AA3	#FFFFFF	#000000	##FFFFFF
##272AA3	1.00	10.79	1.95	10.79
#FFFFFF	10.79	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A7

Deuteranopia (green-blind)

#0037A1

Tritanopia (blue-blind)

#004D64

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #272aa3;
/* rgb */ color: rgb(39, 42, 163);
/* oklch */ color: oklch(37.9% 0.188 272.0);

Tailwind

colors: {
  custom: {
    50: '#7665bf',
    500: '#272aa3',
    950: '#000000',
  },
}

SCSS

$custom: #272aa3;
$custom-light: #7665bf;
$custom-dark: #000000;

JSON

{
  "hex": "#272aa3",
  "rgb": {
    "r": 39,
    "g": 42,
    "b": 163
  },
  "hsl": {
    "h": 238.548,
    "s": 61.386,
    "l": 39.608
  },
  "oklch": {
    "l": 0.37886,
    "c": 0.18775,
    "h": 272
  },
  "luminance": 0.04732
}

Semantic roles & 50–950 ramp

primary

#272AA3

secondary

#C1BF64

accent

#E143E4

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #272AA3

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

Preview Lab → · Contrast checker → · Palette generator →