#27399B#27399B

#27399B is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.6% C 0.160 H 269.5°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#27399B
RGB	rgb(39, 57, 155)
HSL	hsl(231, 60%, 38%)
HSV	hsv(231, 75%, 61%)
CMYK	cmyk(74.8%, 63.2%, 0%, 39.2%)
CIE-LAB	lab(28.70, 28.37, -55.45)
CIE-LCH	lch(28.70, 62.28, 297.10°)
OKLab	oklab(39.65% -0.0015 -0.1602)
OKLCH	oklch(39.65% 0.16 269.5)
XYZ	xyz(8.2142, 5.7233, 31.6758)
Luminance	0.0572 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27399B #9B8927

analogous

#27739B #27399B #4F279B

triadic

#27399B #9B2739 #399B27

tetradic

#27399B #9B2773 #9B8927 #279B4F

square

#27399B #9B2773 #9B8927 #279B4F

split-complementary

#27399B #9B4F27 #739B27

monochromatic

#0E1539 #1B276A #27399B #334BCC #6476D8

Accessibility & contrast

On white

9.79

#27399B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#27399B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #27399B

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27399B	#FFFFFF	#000000	##FFFFFF
##27399B	1.00	9.79	2.14	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00499E

Deuteranopia (green-blind)

#003E99

Tritanopia (blue-blind)

#005264

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #27399b;
/* rgb */ color: rgb(39, 57, 155);
/* oklch */ color: oklch(39.6% 0.160 269.5);

Tailwind

colors: {
  custom: {
    50: '#736fb9',
    500: '#27399b',
    950: '#000000',
  },
}

SCSS

$custom: #27399b;
$custom-light: #736fb9;
$custom-dark: #000000;

JSON

{
  "hex": "#27399b",
  "rgb": {
    "r": 39,
    "g": 57,
    "b": 155
  },
  "hsl": {
    "h": 230.69,
    "s": 59.794,
    "l": 38.039
  },
  "oklch": {
    "l": 0.39648,
    "c": 0.16021,
    "h": 269.5
  },
  "luminance": 0.05724
}

Semantic roles & 50–950 ramp

primary

#27399B

secondary

#BEAF60

accent

#CA45E3

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #27399B

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

Preview Lab → · Contrast checker → · Palette generator →