#27179D#27179D

#27179D is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.8% C 0.197 H 274.4°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#27179D
RGB	rgb(39, 23, 157)
HSL	hsl(247, 74%, 35%)
HSV	hsv(247, 85%, 62%)
CMYK	cmyk(75.2%, 85.4%, 0%, 38.4%)
CIE-LAB	lab(21.86, 48.62, -67.94)
CIE-LCH	lch(21.86, 83.55, 305.59°)
OKLab	oklab(34.82% 0.015 -0.1964)
OKLCH	oklch(34.82% 0.197 274.4)
XYZ	xyz(7.2269, 3.4777, 32.1821)
Luminance	0.0348 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27179D #8D9D17

analogous

#174A9D #27179D #6A179D

triadic

#27179D #9D2717 #179D27

tetradic

#27179D #9D174A #8D9D17 #179D6A

square

#27179D #9D174A #8D9D17 #179D6A

split-complementary

#27179D #9D6A17 #4A9D17

monochromatic

#0C0732 #1A0F68 #27179D #341FD2 #5C4AE4

Accessibility & contrast

On white

12.38

#27179D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#27179D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #27179D

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27179D	#FFFFFF	#000000	##FFFFFF
##27179D	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003AA1

Deuteranopia (green-blind)

#002E9B

Tritanopia (blue-blind)

#00435D

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #27179d;
/* rgb */ color: rgb(39, 23, 157);
/* oklch */ color: oklch(34.8% 0.197 274.4);

Tailwind

colors: {
  custom: {
    50: '#765abb',
    500: '#27179d',
    950: '#000000',
  },
}

SCSS

$custom: #27179d;
$custom-light: #765abb;
$custom-dark: #000000;

JSON

{
  "hex": "#27179d",
  "rgb": {
    "r": 39,
    "g": 23,
    "b": 157
  },
  "hsl": {
    "h": 247.164,
    "s": 74.444,
    "l": 35.294
  },
  "oklch": {
    "l": 0.34823,
    "c": 0.19699,
    "h": 274.4
  },
  "luminance": 0.03478
}

Semantic roles & 50–950 ramp

primary

#27179D

secondary

#B7C64A

accent

#F137DB

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #27179D

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

Preview Lab → · Contrast checker → · Palette generator →