#27318B#27318B

#27318B is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.7% C 0.148 H 271.9°. Best body text is #FFFFFF at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#27318B
RGB	rgb(39, 49, 139)
HSL	hsl(234, 56%, 35%)
HSV	hsv(234, 72%, 55%)
CMYK	cmyk(71.9%, 64.7%, 0%, 45.5%)
CIE-LAB	lab(25.23, 27.71, -51.28)
CIE-LCH	lch(25.23, 58.29, 298.39°)
OKLab	oklab(36.65% 0.0049 -0.148)
OKLCH	oklch(36.65% 0.148 271.9)
XYZ	xyz(6.5936, 4.4914, 24.9405)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27318B #8B8127

analogous

#27638B #27318B #4F278B

triadic

#27318B #8B2731 #318B27

tetradic

#27318B #8B2763 #8B8127 #278B4F

square

#27318B #8B2763 #8B8127 #278B4F

split-complementary

#27318B #8B4F27 #638B27

monochromatic

#0C0F2B #1A205B #27318B #3442BB #5B67D1

Accessibility & contrast

On white

11.06

#27318B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#27318B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #27318B

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27318B	#FFFFFF	#000000	##FFFFFF
##27318B	1.00	11.06	1.90	11.06
#FFFFFF	11.06	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00418E

Deuteranopia (green-blind)

#003789

Tritanopia (blue-blind)

#004859

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #27318b;
/* rgb */ color: rgb(39, 49, 139);
/* oklch */ color: oklch(36.7% 0.148 271.9);

Tailwind

colors: {
  custom: {
    50: '#7069ae',
    500: '#27318b',
    950: '#000000',
  },
}

SCSS

$custom: #27318b;
$custom-light: #7069ae;
$custom-dark: #000000;

JSON

{
  "hex": "#27318b",
  "rgb": {
    "r": 39,
    "g": 49,
    "b": 139
  },
  "hsl": {
    "h": 234,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.36654,
    "c": 0.14813,
    "h": 271.9
  },
  "luminance": 0.04492
}

Semantic roles & 50–950 ramp

primary

#27318B

secondary

#B6AD58

accent

#D048DF

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #27318B

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

Preview Lab → · Contrast checker → · Palette generator →