#284889#284889

#284889 is a dark, moderate blue. Relative luminance 0.069; OKLCH L 41.4% C 0.115 H 262.7°. Best body text is #FFFFFF at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#284889
RGB	rgb(40, 72, 137)
HSL	hsl(220, 55%, 35%)
HSV	hsv(220, 71%, 54%)
CMYK	cmyk(70.8%, 47.4%, 0%, 46.3%)
CIE-LAB	lab(31.56, 11.42, -39.79)
CIE-LCH	lch(31.56, 41.40, 286.01°)
OKLab	oklab(41.38% -0.0146 -0.1139)
OKLCH	oklch(41.38% 0.115 262.7)
XYZ	xyz(7.7062, 6.8912, 24.5861)
Luminance	0.0689 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284889 #896928

analogous

#287989 #284889 #392889

triadic

#284889 #892848 #488928

tetradic

#284889 #892879 #896928 #288939

square

#284889 #892879 #896928 #288939

split-complementary

#284889 #893928 #798928

monochromatic

#0C162A #1A2F5A #284889 #3661B8 #5C82CF

Accessibility & contrast

On white

8.83

#284889 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#284889 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284889

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284889	#FFFFFF	#000000	##FFFFFF
##284889	1.00	8.83	2.38	8.83
#FFFFFF	8.83	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#274F8B

Deuteranopia (green-blind)

#134688

Tritanopia (blue-blind)

#005762

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #284889;
/* rgb */ color: rgb(40, 72, 137);
/* oklch */ color: oklch(41.4% 0.115 262.7);

Tailwind

colors: {
  custom: {
    50: '#6e7aac',
    500: '#284889',
    950: '#000000',
  },
}

SCSS

$custom: #284889;
$custom-light: #6e7aac;
$custom-dark: #000000;

JSON

{
  "hex": "#284889",
  "rgb": {
    "r": 40,
    "g": 72,
    "b": 137
  },
  "hsl": {
    "h": 220.206,
    "s": 54.802,
    "l": 34.706
  },
  "oklch": {
    "l": 0.41379,
    "c": 0.11486,
    "h": 262.7
  },
  "luminance": 0.06892
}

Semantic roles & 50–950 ramp

primary

#284889

secondary

#B59658

accent

#AD4ADE

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #284889

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

Preview Lab → · Contrast checker → · Palette generator →