#27428E#27428E

#27428E is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.4% C 0.130 H 266.0°. Best body text is #FFFFFF at 9.31:1 contrast (WCAG AA passes).

Color values

HEX	#27428E
RGB	rgb(39, 66, 142)
HSL	hsl(224, 57%, 35%)
HSV	hsv(224, 73%, 56%)
CMYK	cmyk(72.5%, 53.5%, 0%, 44.3%)
CIE-LAB	lab(30.11, 17.28, -45.21)
CIE-LCH	lch(30.11, 48.40, 290.92°)
OKLab	oklab(40.37% -0.0091 -0.13)
OKLCH	oklch(40.37% 0.13 266)
XYZ	xyz(7.6657, 6.2800, 26.3941)
Luminance	0.0628 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27428E #8E7327

analogous

#27758E #27428E #3F278E

triadic

#27428E #8E2742 #428E27

tetradic

#27428E #8E2775 #8E7327 #278E3F

square

#27428E #8E2775 #8E7327 #278E3F

split-complementary

#27428E #8E3F27 #758E27

monochromatic

#0D152E #1A2C5E #27428E #3458BE #5D7CD2

Accessibility & contrast

On white

9.31

#27428E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#27428E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #27428E

9.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27428E	#FFFFFF	#000000	##FFFFFF
##27428E	1.00	9.31	2.26	9.31
#FFFFFF	9.31	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#104C91

Deuteranopia (green-blind)

#00428C

Tritanopia (blue-blind)

#005461

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #27428e;
/* rgb */ color: rgb(39, 66, 142);
/* oklch */ color: oklch(40.4% 0.130 266.0);

Tailwind

colors: {
  custom: {
    50: '#6f75b0',
    500: '#27428e',
    950: '#000000',
  },
}

SCSS

$custom: #27428e;
$custom-light: #6f75b0;
$custom-dark: #000000;

JSON

{
  "hex": "#27428e",
  "rgb": {
    "r": 39,
    "g": 66,
    "b": 142
  },
  "hsl": {
    "h": 224.272,
    "s": 56.906,
    "l": 35.49
  },
  "oklch": {
    "l": 0.40372,
    "c": 0.1303,
    "h": 266
  },
  "luminance": 0.06281
}

Semantic roles & 50–950 ramp

primary

#27428E

secondary

#B89F59

accent

#B848E0

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #27428E

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

Preview Lab → · Contrast checker → · Palette generator →