#27478B#27478B

#27478B is a dark, moderate blue. Relative luminance 0.068; OKLCH L 41.3% C 0.119 H 263.2°. Best body text is #FFFFFF at 8.90:1 contrast (WCAG AA passes).

Color values

HEX	#27478B
RGB	rgb(39, 71, 139)
HSL	hsl(221, 56%, 35%)
HSV	hsv(221, 72%, 55%)
CMYK	cmyk(71.9%, 48.9%, 0%, 45.5%)
CIE-LAB	lab(31.35, 12.71, -41.36)
CIE-LCH	lch(31.35, 43.27, 287.08°)
OKLab	oklab(41.25% -0.0141 -0.1186)
OKLCH	oklch(41.25% 0.119 263.2)
XYZ	xyz(7.7485, 6.8011, 25.3255)
Luminance	0.0680 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27478B #8B6B27

analogous

#27798B #27478B #39278B

triadic

#27478B #8B2747 #478B27

tetradic

#27478B #8B2779 #8B6B27 #278B39

square

#27478B #8B2779 #8B6B27 #278B39

split-complementary

#27478B #8B3927 #798B27

monochromatic

#0C162B #1A2F5B #27478B #345FBB #5B81D1

Accessibility & contrast

On white

8.90

#27478B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#27478B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #27478B

8.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27478B	#FFFFFF	#000000	##FFFFFF
##27478B	1.00	8.90	2.36	8.90
#FFFFFF	8.90	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234F8E

Deuteranopia (green-blind)

#09458A

Tritanopia (blue-blind)

#005762

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #27478b;
/* rgb */ color: rgb(39, 71, 139);
/* oklch */ color: oklch(41.3% 0.119 263.2);

Tailwind

colors: {
  custom: {
    50: '#6e79ad',
    500: '#27478b',
    950: '#000000',
  },
}

SCSS

$custom: #27478b;
$custom-light: #6e79ad;
$custom-dark: #000000;

JSON

{
  "hex": "#27478b",
  "rgb": {
    "r": 39,
    "g": 71,
    "b": 139
  },
  "hsl": {
    "h": 220.8,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.4125,
    "c": 0.11942,
    "h": 263.2
  },
  "luminance": 0.06802
}

Semantic roles & 50–950 ramp

primary

#27478B

secondary

#B69858

accent

#AF48DF

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #27478B

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

Preview Lab → · Contrast checker → · Palette generator →