#284683#284683

#284683 is a dark, moderate blue. Relative luminance 0.065; OKLCH L 40.5% C 0.109 H 262.8°. Best body text is #FFFFFF at 9.15:1 contrast (WCAG AA passes).

Color values

HEX	#284683
RGB	rgb(40, 70, 131)
HSL	hsl(220, 53%, 34%)
HSV	hsv(220, 69%, 51%)
CMYK	cmyk(69.5%, 46.6%, 0%, 48.6%)
CIE-LAB	lab(30.57, 10.45, -37.67)
CIE-LCH	lch(30.57, 39.10, 285.51°)
OKLab	oklab(40.49% -0.0136 -0.1077)
OKLCH	oklch(40.49% 0.109 262.8)
XYZ	xyz(7.1605, 6.4694, 22.3397)
Luminance	0.0647 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284683 #836528

analogous

#287383 #284683 #372883

triadic

#284683 #832846 #468328

tetradic

#284683 #832873 #836528 #288337

square

#284683 #832873 #836528 #288337

split-complementary

#284683 #833728 #738328

monochromatic

#0B1425 #1A2D54 #284683 #365FB2 #597FCC

Accessibility & contrast

On white

9.15

#284683 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#284683 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284683

9.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284683	#FFFFFF	#000000	##FFFFFF
##284683	1.00	9.15	2.29	9.15
#FFFFFF	9.15	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#284C85

Deuteranopia (green-blind)

#174482

Tritanopia (blue-blind)

#00545E

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #284683;
/* rgb */ color: rgb(40, 70, 131);
/* oklch */ color: oklch(40.5% 0.109 262.8);

Tailwind

colors: {
  custom: {
    50: '#6d79a7',
    500: '#284683',
    950: '#000000',
  },
}

SCSS

$custom: #284683;
$custom-light: #6d79a7;
$custom-dark: #000000;

JSON

{
  "hex": "#284683",
  "rgb": {
    "r": 40,
    "g": 70,
    "b": 131
  },
  "hsl": {
    "h": 220.22,
    "s": 53.216,
    "l": 33.529
  },
  "oklch": {
    "l": 0.40491,
    "c": 0.10859,
    "h": 262.8
  },
  "luminance": 0.0647
}

Semantic roles & 50–950 ramp

primary

#284683

secondary

#B19355

accent

#AD4BDD

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#08090F

muted

#7B7B7F

Preview Lab

Preview with #284683

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

Preview Lab → · Contrast checker → · Palette generator →