#27178A#27178A

#27178A is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.6% C 0.175 H 276.8°. Best body text is #FFFFFF at 13.33:1 contrast (WCAG AA passes).

Color values

HEX	#27178A
RGB	rgb(39, 23, 138)
HSL	hsl(248, 71%, 32%)
HSV	hsv(248, 83%, 54%)
CMYK	cmyk(71.7%, 83.3%, 0%, 45.9%)
CIE-LAB	lab(19.55, 42.81, -60.01)
CIE-LCH	lch(19.55, 73.71, 305.50°)
OKLab	oklab(32.56% 0.0207 -0.1734)
OKLCH	oklch(32.56% 0.175 276.8)
XYZ	xyz(5.7290, 2.8786, 24.2935)
Luminance	0.0288 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27178A #7A8A17

analogous

#17418A #27178A #61178A

triadic

#27178A #8A2717 #178A27

tetradic

#27178A #8A1741 #7A8A17 #178A61

square

#27178A #8A1741 #7A8A17 #178A61

split-complementary

#27178A #8A6117 #418A17

monochromatic

#090621 #180E56 #27178A #3620BE #533DDF

Accessibility & contrast

On white

13.33

#27178A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#27178A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #27178A

13.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27178A	#FFFFFF	#000000	##FFFFFF
##27178A	1.00	13.33	1.58	13.33
#FFFFFF	13.33	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00348D

Deuteranopia (green-blind)

#002A88

Tritanopia (blue-blind)

#003B51

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #27178a;
/* rgb */ color: rgb(39, 23, 138);
/* oklch */ color: oklch(32.6% 0.175 276.8);

Tailwind

colors: {
  custom: {
    50: '#7258ad',
    500: '#27178a',
    950: '#000000',
  },
}

SCSS

$custom: #27178a;
$custom-light: #7258ad;
$custom-dark: #000000;

JSON

{
  "hex": "#27178a",
  "rgb": {
    "r": 39,
    "g": 23,
    "b": 138
  },
  "hsl": {
    "h": 248.348,
    "s": 71.429,
    "l": 31.569
  },
  "oklch": {
    "l": 0.32561,
    "c": 0.17465,
    "h": 276.8
  },
  "luminance": 0.02879
}

Semantic roles & 50–950 ramp

primary

#27178A

secondary

#ACBE3F

accent

#EE3AD5

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #27178A

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

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