#27438B#27438B

#27438B is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.4% C 0.125 H 265.2°. Best body text is #FFFFFF at 9.28:1 contrast (WCAG AA passes).

Color values

HEX	#27438B
RGB	rgb(39, 67, 139)
HSL	hsl(223, 56%, 35%)
HSV	hsv(223, 72%, 55%)
CMYK	cmyk(71.9%, 51.8%, 0%, 45.5%)
CIE-LAB	lab(30.18, 15.43, -43.25)
CIE-LCH	lch(30.18, 45.92, 289.64°)
OKLab	oklab(40.36% -0.0104 -0.1242)
OKLCH	oklch(40.36% 0.125 265.2)
XYZ	xyz(7.5024, 6.3090, 25.2435)
Luminance	0.0631 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27438B #8B6F27

analogous

#27758B #27438B #3D278B

triadic

#27438B #8B2743 #438B27

tetradic

#27438B #8B2775 #8B6F27 #278B3D

square

#27438B #8B2775 #8B6F27 #278B3D

split-complementary

#27438B #8B3D27 #758B27

monochromatic

#0C152B #1A2C5B #27438B #345ABB #5B7CD1

Accessibility & contrast

On white

9.28

#27438B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#27438B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #27438B

9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27438B	#FFFFFF	#000000	##FFFFFF
##27438B	1.00	9.28	2.26	9.28
#FFFFFF	9.28	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#184C8E

Deuteranopia (green-blind)

#00438A

Tritanopia (blue-blind)

#005460

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #27438b;
/* rgb */ color: rgb(39, 67, 139);
/* oklch */ color: oklch(40.4% 0.125 265.2);

Tailwind

colors: {
  custom: {
    50: '#6e76ad',
    500: '#27438b',
    950: '#000000',
  },
}

SCSS

$custom: #27438b;
$custom-light: #6e76ad;
$custom-dark: #000000;

JSON

{
  "hex": "#27438b",
  "rgb": {
    "r": 39,
    "g": 67,
    "b": 139
  },
  "hsl": {
    "h": 223.2,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.40356,
    "c": 0.12463,
    "h": 265.2
  },
  "luminance": 0.0631
}

Semantic roles & 50–950 ramp

primary

#27438B

secondary

#B69C58

accent

#B548DF

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #27438B

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

Preview Lab → · Contrast checker → · Palette generator →