#284572#284572

#284572 is a dark, moderate blue. Relative luminance 0.059; OKLCH L 39.1% C 0.084 H 258.9°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#284572
RGB	rgb(40, 69, 114)
HSL	hsl(216, 48%, 30%)
HSV	hsv(216, 65%, 45%)
CMYK	cmyk(64.9%, 39.5%, 0%, 55.3%)
CIE-LAB	lab(29.21, 4.63, -29.19)
CIE-LCH	lch(29.21, 29.55, 279.02°)
OKLab	oklab(39.11% -0.0163 -0.0829)
OKLCH	oklch(39.11% 0.084 258.9)
XYZ	xyz(6.0394, 5.9217, 16.7411)
Luminance	0.0592 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284572 #725528

analogous

#286A72 #284572 #302872

triadic

#284572 #722845 #457228

tetradic

#284572 #72286A #725528 #287230

square

#284572 #72286A #725528 #287230

split-complementary

#284572 #723028 #6A7228

monochromatic

#080E17 #182A45 #284572 #38609F #527EC2

Accessibility & contrast

On white

9.61

#284572 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#284572 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284572

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284572	#FFFFFF	#000000	##FFFFFF
##284572	1.00	9.61	2.18	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#324974

Deuteranopia (green-blind)

#274271

Tritanopia (blue-blind)

#004F56

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #284572;
/* rgb */ color: rgb(40, 69, 114);
/* oklch */ color: oklch(39.1% 0.084 258.9);

Tailwind

colors: {
  custom: {
    50: '#6a789b',
    500: '#284572',
    950: '#000000',
  },
}

SCSS

$custom: #284572;
$custom-light: #6a789b;
$custom-dark: #000000;

JSON

{
  "hex": "#284572",
  "rgb": {
    "r": 40,
    "g": 69,
    "b": 114
  },
  "hsl": {
    "h": 216.486,
    "s": 48.052,
    "l": 30.196
  },
  "oklch": {
    "l": 0.39106,
    "c": 0.08444,
    "h": 258.9
  },
  "luminance": 0.05922
}

Semantic roles & 50–950 ramp

primary

#284572

secondary

#A48452

accent

#A350D8

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #284572

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

Preview Lab → · Contrast checker → · Palette generator →