#272DA5#272DA5

#272DA5 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.6% C 0.187 H 271.4°. Best body text is #FFFFFF at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#272DA5
RGB	rgb(39, 45, 165)
HSL	hsl(237, 62%, 40%)
HSV	hsv(237, 76%, 65%)
CMYK	cmyk(76.4%, 72.7%, 0%, 35.3%)
CIE-LAB	lab(26.80, 39.66, -64.64)
CIE-LCH	lch(26.80, 75.84, 301.54°)
OKLab	oklab(38.56% 0.0047 -0.1871)
OKLCH	oklch(38.56% 0.187 271.4)
XYZ	xyz(8.5643, 5.0238, 36.1083)
Luminance	0.0503 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#272DA5 #A59F27

analogous

#276CA5 #272DA5 #6027A5

triadic

#272DA5 #A5272D #2DA527

tetradic

#272DA5 #A5276C #A59F27 #27A560

square

#272DA5 #A5276C #A59F27 #27A560

split-complementary

#272DA5 #A56027 #6CA527

monochromatic

#101242 #1B1F74 #272DA5 #3940D0 #6A70DC

Accessibility & contrast

On white

10.47

#272DA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#272DA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #272DA5

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##272DA5	#FFFFFF	#000000	##FFFFFF
##272DA5	1.00	10.47	2.01	10.47
#FFFFFF	10.47	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.47	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: #272da5;
/* rgb */ color: rgb(39, 45, 165);
/* oklch */ color: oklch(38.6% 0.187 271.4);

Tailwind

colors: {
  custom: {
    50: '#7667c1',
    500: '#272da5',
    950: '#000000',
  },
}

SCSS

$custom: #272da5;
$custom-light: #7667c1;
$custom-dark: #000000;

JSON

{
  "hex": "#272da5",
  "rgb": {
    "r": 39,
    "g": 45,
    "b": 165
  },
  "hsl": {
    "h": 237.143,
    "s": 61.765,
    "l": 40
  },
  "oklch": {
    "l": 0.38555,
    "c": 0.18716,
    "h": 271.4
  },
  "luminance": 0.05025
}

Semantic roles & 50–950 ramp

primary

#272DA5

secondary

#C2BE66

accent

#DD43E5

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #272DA5

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

Preview Lab → · Contrast checker → · Palette generator →