#284897#284897

#284897 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.4% C 0.135 H 264.7°. Best body text is #FFFFFF at 8.52:1 contrast (WCAG AA passes).

Color values

HEX	#284897
RGB	rgb(40, 72, 151)
HSL	hsl(223, 58%, 37%)
HSV	hsv(223, 74%, 59%)
CMYK	cmyk(73.5%, 52.3%, 0%, 40.8%)
CIE-LAB	lab(32.52, 16.84, -46.80)
CIE-LCH	lch(32.52, 49.74, 289.79°)
OKLab	oklab(42.43% -0.0126 -0.1346)
OKLCH	oklch(42.43% 0.135 264.7)
XYZ	xyz(8.7764, 7.3193, 30.2224)
Luminance	0.0732 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284897 #977728

analogous

#287F97 #284897 #402897

triadic

#284897 #972848 #489728

tetradic

#284897 #97287F #977728 #289740

square

#284897 #97287F #977728 #289740

split-complementary

#284897 #974028 #7F9728

monochromatic

#0E1A36 #1B3167 #284897 #355FC7 #6485D6

Accessibility & contrast

On white

8.52

#284897 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#284897 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284897

8.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284897	#FFFFFF	#000000	##FFFFFF
##284897	1.00	8.52	2.46	8.52
#FFFFFF	8.52	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#16529A

Deuteranopia (green-blind)

#004895

Tritanopia (blue-blind)

#005B68

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #284897;
/* rgb */ color: rgb(40, 72, 151);
/* oklch */ color: oklch(42.4% 0.135 264.7);

Tailwind

colors: {
  custom: {
    50: '#717ab6',
    500: '#284897',
    950: '#000000',
  },
}

SCSS

$custom: #284897;
$custom-light: #717ab6;
$custom-dark: #000000;

JSON

{
  "hex": "#284897",
  "rgb": {
    "r": 40,
    "g": 72,
    "b": 151
  },
  "hsl": {
    "h": 222.703,
    "s": 58.115,
    "l": 37.451
  },
  "oklch": {
    "l": 0.42425,
    "c": 0.13515,
    "h": 264.7
  },
  "luminance": 0.0732
}

Semantic roles & 50–950 ramp

primary

#284897

secondary

#BCA15F

accent

#B546E1

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090911

muted

#7B7B80

Preview Lab

Preview with #284897

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

Preview Lab → · Contrast checker → · Palette generator →