#284489#284489

#284489 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 40.5% C 0.120 H 264.9°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#284489
RGB	rgb(40, 68, 137)
HSL	hsl(223, 55%, 35%)
HSV	hsv(223, 71%, 54%)
CMYK	cmyk(70.8%, 50.4%, 0%, 46.3%)
CIE-LAB	lab(30.38, 14.13, -41.69)
CIE-LCH	lch(30.38, 44.02, 288.73°)
OKLab	oklab(40.48% -0.0107 -0.1196)
OKLCH	oklch(40.48% 0.12 264.9)
XYZ	xyz(7.4560, 6.3908, 24.5027)
Luminance	0.0639 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284489 #896D28

analogous

#287589 #284489 #3C2889

triadic

#284489 #892844 #448928

tetradic

#284489 #892875 #896D28 #28893C

square

#284489 #892875 #896D28 #28893C

split-complementary

#284489 #893C28 #758928

monochromatic

#0C152A #1A2C5A #284489 #365CB8 #5C7DCF

Accessibility & contrast

On white

9.22

#284489 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#284489 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284489

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284489	#FFFFFF	#000000	##FFFFFF
##284489	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E4C8C

Deuteranopia (green-blind)

#024388

Tritanopia (blue-blind)

#005460

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #284489;
/* rgb */ color: rgb(40, 68, 137);
/* oklch */ color: oklch(40.5% 0.120 264.9);

Tailwind

colors: {
  custom: {
    50: '#6e77ac',
    500: '#284489',
    950: '#000000',
  },
}

SCSS

$custom: #284489;
$custom-light: #6e77ac;
$custom-dark: #000000;

JSON

{
  "hex": "#284489",
  "rgb": {
    "r": 40,
    "g": 68,
    "b": 137
  },
  "hsl": {
    "h": 222.68,
    "s": 54.802,
    "l": 34.706
  },
  "oklch": {
    "l": 0.40476,
    "c": 0.12005,
    "h": 264.9
  },
  "luminance": 0.06392
}

Semantic roles & 50–950 ramp

primary

#284489

secondary

#B59A58

accent

#B34ADE

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #284489

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

Preview Lab → · Contrast checker → · Palette generator →