#27389B#27389B

#27389B is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.5% C 0.161 H 269.7°. Best body text is #FFFFFF at 9.88:1 contrast (WCAG AA passes).

Color values

HEX	#27389B
RGB	rgb(39, 56, 155)
HSL	hsl(231, 60%, 38%)
HSV	hsv(231, 75%, 61%)
CMYK	cmyk(74.8%, 63.9%, 0%, 39.2%)
CIE-LAB	lab(28.45, 29.04, -55.87)
CIE-LCH	lch(28.45, 62.96, 297.47°)
OKLab	oklab(39.46% -0.0008 -0.1614)
OKLCH	oklch(39.46% 0.161 269.7)
XYZ	xyz(8.1652, 5.6254, 31.6595)
Luminance	0.0563 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27389B #9B8A27

analogous

#27729B #27389B #50279B

triadic

#27389B #9B2738 #389B27

tetradic

#27389B #9B2772 #9B8A27 #279B50

square

#27389B #9B2772 #9B8A27 #279B50

split-complementary

#27389B #9B5027 #729B27

monochromatic

#0E1539 #1B266A #27389B #334ACC #6475D8

Accessibility & contrast

On white

9.88

#27389B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#27389B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #27389B

9.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27389B	#FFFFFF	#000000	##FFFFFF
##27389B	1.00	9.88	2.13	9.88
#FFFFFF	9.88	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00499E

Deuteranopia (green-blind)

#003E99

Tritanopia (blue-blind)

#005264

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #27389b;
/* rgb */ color: rgb(39, 56, 155);
/* oklch */ color: oklch(39.5% 0.161 269.7);

Tailwind

colors: {
  custom: {
    50: '#736eb9',
    500: '#27389b',
    950: '#000000',
  },
}

SCSS

$custom: #27389b;
$custom-light: #736eb9;
$custom-dark: #000000;

JSON

{
  "hex": "#27389b",
  "rgb": {
    "r": 39,
    "g": 56,
    "b": 155
  },
  "hsl": {
    "h": 231.207,
    "s": 59.794,
    "l": 38.039
  },
  "oklch": {
    "l": 0.39459,
    "c": 0.16144,
    "h": 269.7
  },
  "luminance": 0.05626
}

Semantic roles & 50–950 ramp

primary

#27389B

secondary

#BEB060

accent

#CC45E3

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #27389B

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

Preview Lab → · Contrast checker → · Palette generator →