#284473#284473

#284473 is a dark, moderate blue. Relative luminance 0.058; OKLCH L 38.9% C 0.087 H 260.2°. Best body text is #FFFFFF at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#284473
RGB	rgb(40, 68, 115)
HSL	hsl(218, 48%, 30%)
HSV	hsv(218, 65%, 45%)
CMYK	cmyk(65.2%, 40.9%, 0%, 54.9%)
CIE-LAB	lab(28.96, 5.68, -30.22)
CIE-LCH	lch(28.96, 30.75, 280.65°)
OKLab	oklab(38.93% -0.0149 -0.0859)
OKLCH	oklch(38.93% 0.087 260.2)
XYZ	xyz(6.0356, 5.8226, 17.0221)
Luminance	0.0582 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284473 #735728

analogous

#286973 #284473 #312873

triadic

#284473 #732844 #447328

tetradic

#284473 #732869 #735728 #287331

square

#284473 #732869 #735728 #287331

split-complementary

#284473 #733128 #697328

monochromatic

#080E18 #182946 #284473 #385FA0 #527CC3

Accessibility & contrast

On white

9.70

#284473 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#284473 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284473

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284473	#FFFFFF	#000000	##FFFFFF
##284473	1.00	9.70	2.16	9.70
#FFFFFF	9.70	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F4875

Deuteranopia (green-blind)

#254172

Tritanopia (blue-blind)

#004F56

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #284473;
/* rgb */ color: rgb(40, 68, 115);
/* oklch */ color: oklch(38.9% 0.087 260.2);

Tailwind

colors: {
  custom: {
    50: '#6a779b',
    500: '#284473',
    950: '#000000',
  },
}

SCSS

$custom: #284473;
$custom-light: #6a779b;
$custom-dark: #000000;

JSON

{
  "hex": "#284473",
  "rgb": {
    "r": 40,
    "g": 68,
    "b": 115
  },
  "hsl": {
    "h": 217.6,
    "s": 48.387,
    "l": 30.392
  },
  "oklch": {
    "l": 0.38928,
    "c": 0.08718,
    "h": 260.2
  },
  "luminance": 0.05823
}

Semantic roles & 50–950 ramp

primary

#284473

secondary

#A58652

accent

#A550D8

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #284473

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

Preview Lab → · Contrast checker → · Palette generator →