#272CA5#272CA5

#272CA5 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.4% C 0.188 H 271.6°. Best body text is #FFFFFF at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#272CA5
RGB	rgb(39, 44, 165)
HSL	hsl(238, 62%, 40%)
HSV	hsv(238, 76%, 65%)
CMYK	cmyk(76.4%, 73.3%, 0%, 35.3%)
CIE-LAB	lab(26.59, 40.26, -64.99)
CIE-LCH	lch(26.59, 76.45, 301.78°)
OKLab	oklab(38.4% 0.0052 -0.1881)
OKLCH	oklch(38.4% 0.188 271.6)
XYZ	xyz(8.5266, 4.9484, 36.0958)
Luminance	0.0495 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#272CA5 #A5A027

analogous

#276BA5 #272CA5 #6127A5

triadic

#272CA5 #A5272C #2CA527

tetradic

#272CA5 #A5276B #A5A027 #27A561

square

#272CA5 #A5276B #A5A027 #27A561

split-complementary

#272CA5 #A56127 #6BA527

monochromatic

#101242 #1B1F74 #272CA5 #393FD0 #6A6FDC

Accessibility & contrast

On white

10.55

#272CA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#272CA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #272CA5

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##272CA5	#FFFFFF	#000000	##FFFFFF
##272CA5	1.00	10.55	1.99	10.55
#FFFFFF	10.55	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A9

Deuteranopia (green-blind)

#0039A3

Tritanopia (blue-blind)

#004F66

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #272ca5;
/* rgb */ color: rgb(39, 44, 165);
/* oklch */ color: oklch(38.4% 0.188 271.6);

Tailwind

colors: {
  custom: {
    50: '#7766c1',
    500: '#272ca5',
    950: '#000000',
  },
}

SCSS

$custom: #272ca5;
$custom-light: #7766c1;
$custom-dark: #000000;

JSON

{
  "hex": "#272ca5",
  "rgb": {
    "r": 39,
    "g": 44,
    "b": 165
  },
  "hsl": {
    "h": 237.619,
    "s": 61.765,
    "l": 40
  },
  "oklch": {
    "l": 0.38401,
    "c": 0.1882,
    "h": 271.6
  },
  "luminance": 0.04949
}

Semantic roles & 50–950 ramp

primary

#272CA5

secondary

#C2BF66

accent

#DE43E5

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #272CA5

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

Preview Lab → · Contrast checker → · Palette generator →