#284989#284989

#284989 is a dark, moderate blue. Relative luminance 0.070; OKLCH L 41.6% C 0.114 H 262.1°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#284989
RGB	rgb(40, 73, 137)
HSL	hsl(220, 55%, 35%)
HSV	hsv(220, 71%, 54%)
CMYK	cmyk(70.8%, 46.7%, 0%, 46.3%)
CIE-LAB	lab(31.86, 10.74, -39.31)
CIE-LCH	lch(31.86, 40.75, 285.28°)
OKLab	oklab(41.61% -0.0155 -0.1125)
OKLCH	oklch(41.61% 0.114 262.1)
XYZ	xyz(7.7714, 7.0216, 24.6078)
Luminance	0.0702 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284989 #896828

analogous

#287989 #284989 #382889

triadic

#284989 #892849 #498928

tetradic

#284989 #892879 #896828 #288938

square

#284989 #892879 #896828 #288938

split-complementary

#284989 #893828 #798928

monochromatic

#0C172A #1A305A #284989 #3662B8 #5C83CF

Accessibility & contrast

On white

8.73

#284989 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#284989 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284989

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284989	#FFFFFF	#000000	##FFFFFF
##284989	1.00	8.73	2.40	8.73
#FFFFFF	8.73	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29508B

Deuteranopia (green-blind)

#164788

Tritanopia (blue-blind)

#005862

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #284989;
/* rgb */ color: rgb(40, 73, 137);
/* oklch */ color: oklch(41.6% 0.114 262.1);

Tailwind

colors: {
  custom: {
    50: '#6e7bac',
    500: '#284989',
    950: '#000000',
  },
}

SCSS

$custom: #284989;
$custom-light: #6e7bac;
$custom-dark: #000000;

JSON

{
  "hex": "#284989",
  "rgb": {
    "r": 40,
    "g": 73,
    "b": 137
  },
  "hsl": {
    "h": 219.588,
    "s": 54.802,
    "l": 34.706
  },
  "oklch": {
    "l": 0.41608,
    "c": 0.11358,
    "h": 262.1
  },
  "luminance": 0.07022
}

Semantic roles & 50–950 ramp

primary

#284989

secondary

#B59558

accent

#AC4ADE

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #284989

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

Preview Lab → · Contrast checker → · Palette generator →