#27317B#27317B

#27317B is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.2% C 0.125 H 272.4°. Best body text is #FFFFFF at 11.59:1 contrast (WCAG AA passes).

Color values

HEX	#27317B
RGB	rgb(39, 49, 123)
HSL	hsl(233, 52%, 32%)
HSV	hsv(233, 68%, 48%)
CMYK	cmyk(68.3%, 60.2%, 0%, 51.8%)
CIE-LAB	lab(23.86, 21.69, -43.48)
CIE-LCH	lch(23.86, 48.59, 296.51°)
OKLab	oklab(35.21% 0.0053 -0.1252)
OKLCH	oklch(35.21% 0.125 272.4)
XYZ	xyz(5.5090, 4.0575, 19.2279)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27317B #7B7127

analogous

#275B7B #27317B #47277B

triadic

#27317B #7B2731 #317B27

tetradic

#27317B #7B275B #7B7127 #277B47

square

#27317B #7B275B #7B7127 #277B47

split-complementary

#27317B #7B4727 #5B7B27

monochromatic

#0A0C1E #181E4D #27317B #3644A9 #5462C9

Accessibility & contrast

On white

11.59

#27317B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#27317B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #27317B

11.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27317B	#FFFFFF	#000000	##FFFFFF
##27317B	1.00	11.59	1.81	11.59
#FFFFFF	11.59	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D7D

Deuteranopia (green-blind)

#00357A

Tritanopia (blue-blind)

#004351

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #27317b;
/* rgb */ color: rgb(39, 49, 123);
/* oklch */ color: oklch(35.2% 0.125 272.4);

Tailwind

colors: {
  custom: {
    50: '#6c69a2',
    500: '#27317b',
    950: '#000000',
  },
}

SCSS

$custom: #27317b;
$custom-light: #6c69a2;
$custom-dark: #000000;

JSON

{
  "hex": "#27317b",
  "rgb": {
    "r": 39,
    "g": 49,
    "b": 123
  },
  "hsl": {
    "h": 232.857,
    "s": 51.852,
    "l": 31.765
  },
  "oklch": {
    "l": 0.35211,
    "c": 0.12527,
    "h": 272.4
  },
  "luminance": 0.04058
}

Semantic roles & 50–950 ramp

primary

#27317B

secondary

#ADA251

accent

#CA4CDB

background

#F6F6FA

surface

#ECEBF3

border

#C7C6CD

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #27317B

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

Preview Lab → · Contrast checker → · Palette generator →