#27388A#27388A

#27388A is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.9% C 0.138 H 269.7°. Best body text is #FFFFFF at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#27388A
RGB	rgb(39, 56, 138)
HSL	hsl(230, 56%, 35%)
HSV	hsv(230, 72%, 54%)
CMYK	cmyk(71.7%, 59.4%, 0%, 45.9%)
CIE-LAB	lab(27.00, 22.59, -47.78)
CIE-LCH	lch(27.00, 52.85, 295.31°)
OKLab	oklab(37.94% -0.0007 -0.1377)
OKLCH	oklch(37.94% 0.138 269.7)
XYZ	xyz(6.8368, 5.0940, 24.6628)
Luminance	0.0510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27388A #8A7927

analogous

#276A8A #27388A #48278A

triadic

#27388A #8A2738 #388A27

tetradic

#27388A #8A276A #8A7927 #278A48

square

#27388A #8A276A #8A7927 #278A48

split-complementary

#27388A #8A4827 #6A8A27

monochromatic

#0C112B #1A255A #27388A #344BBA #5B6FD1

Accessibility & contrast

On white

10.40

#27388A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#27388A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #27388A

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27388A	#FFFFFF	#000000	##FFFFFF
##27388A	1.00	10.40	2.02	10.40
#FFFFFF	10.40	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00448D

Deuteranopia (green-blind)

#003B88

Tritanopia (blue-blind)

#004C5B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #27388a;
/* rgb */ color: rgb(39, 56, 138);
/* oklch */ color: oklch(37.9% 0.138 269.7);

Tailwind

colors: {
  custom: {
    50: '#6f6ead',
    500: '#27388a',
    950: '#000000',
  },
}

SCSS

$custom: #27388a;
$custom-light: #6f6ead;
$custom-dark: #000000;

JSON

{
  "hex": "#27388a",
  "rgb": {
    "r": 39,
    "g": 56,
    "b": 138
  },
  "hsl": {
    "h": 229.697,
    "s": 55.932,
    "l": 34.706
  },
  "oklch": {
    "l": 0.37936,
    "c": 0.13769,
    "h": 269.7
  },
  "luminance": 0.05095
}

Semantic roles & 50–950 ramp

primary

#27388A

secondary

#B6A557

accent

#C549DF

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #27388A

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

Preview Lab → · Contrast checker → · Palette generator →