#27388B#27388B

#27388B is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.0% C 0.139 H 269.7°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#27388B
RGB	rgb(39, 56, 139)
HSL	hsl(230, 56%, 35%)
HSV	hsv(230, 72%, 55%)
CMYK	cmyk(71.9%, 59.7%, 0%, 45.5%)
CIE-LAB	lab(27.08, 22.98, -48.26)
CIE-LCH	lch(27.08, 53.45, 295.46°)
OKLab	oklab(38.02% -0.0006 -0.1391)
OKLCH	oklch(38.02% 0.139 269.7)
XYZ	xyz(6.9095, 5.1231, 25.0458)
Luminance	0.0512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27388B #8B7A27

analogous

#276A8B #27388B #48278B

triadic

#27388B #8B2738 #388B27

tetradic

#27388B #8B276A #8B7A27 #278B48

square

#27388B #8B276A #8B7A27 #278B48

split-complementary

#27388B #8B4827 #6A8B27

monochromatic

#0C112B #1A255B #27388B #344BBB #5B6FD1

Accessibility & contrast

On white

10.37

#27388B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#27388B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #27388B

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27388B	#FFFFFF	#000000	##FFFFFF
##27388B	1.00	10.37	2.02	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458E

Deuteranopia (green-blind)

#003C89

Tritanopia (blue-blind)

#004D5C

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #27388b;
/* rgb */ color: rgb(39, 56, 139);
/* oklch */ color: oklch(38.0% 0.139 269.7);

Tailwind

colors: {
  custom: {
    50: '#6f6eae',
    500: '#27388b',
    950: '#000000',
  },
}

SCSS

$custom: #27388b;
$custom-light: #6f6eae;
$custom-dark: #000000;

JSON

{
  "hex": "#27388b",
  "rgb": {
    "r": 39,
    "g": 56,
    "b": 139
  },
  "hsl": {
    "h": 229.8,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.38023,
    "c": 0.13912,
    "h": 269.7
  },
  "luminance": 0.05124
}

Semantic roles & 50–950 ramp

primary

#27388B

secondary

#B6A658

accent

#C648DF

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #27388B

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

Preview Lab → · Contrast checker → · Palette generator →