#284383#284383

#284383 is a dark, moderate blue. Relative luminance 0.061; OKLCH L 39.8% C 0.113 H 264.6°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#284383
RGB	rgb(40, 67, 131)
HSL	hsl(222, 53%, 34%)
HSV	hsv(222, 69%, 51%)
CMYK	cmyk(69.5%, 48.9%, 0%, 48.6%)
CIE-LAB	lab(29.67, 12.50, -39.11)
CIE-LCH	lch(29.67, 41.06, 287.72°)
OKLab	oklab(39.81% -0.0106 -0.112)
OKLCH	oklch(39.81% 0.113 264.6)
XYZ	xyz(6.9775, 6.1034, 22.2787)
Luminance	0.0610 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284383 #836828

analogous

#287083 #284383 #3A2883

triadic

#284383 #832843 #438328

tetradic

#284383 #832870 #836828 #28833A

square

#284383 #832870 #836828 #28833A

split-complementary

#284383 #833A28 #708328

monochromatic

#0B1325 #1A2B54 #284383 #365BB2 #597BCC

Accessibility & contrast

On white

9.46

#284383 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#284383 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284383

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284383	#FFFFFF	#000000	##FFFFFF
##284383	1.00	9.46	2.22	9.46
#FFFFFF	9.46	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#224A85

Deuteranopia (green-blind)

#0E4282

Tritanopia (blue-blind)

#00525C

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #284383;
/* rgb */ color: rgb(40, 67, 131);
/* oklch */ color: oklch(39.8% 0.113 264.6);

Tailwind

colors: {
  custom: {
    50: '#6d76a7',
    500: '#284383',
    950: '#000000',
  },
}

SCSS

$custom: #284383;
$custom-light: #6d76a7;
$custom-dark: #000000;

JSON

{
  "hex": "#284383",
  "rgb": {
    "r": 40,
    "g": 67,
    "b": 131
  },
  "hsl": {
    "h": 222.198,
    "s": 53.216,
    "l": 33.529
  },
  "oklch": {
    "l": 0.39805,
    "c": 0.1125,
    "h": 264.6
  },
  "luminance": 0.06104
}

Semantic roles & 50–950 ramp

primary

#284383

secondary

#B19655

accent

#B14BDD

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#08080F

muted

#7B7B7F

Preview Lab

Preview with #284383

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

Preview Lab → · Contrast checker → · Palette generator →