#284589#284589

#284589 is a dark, moderate blue. Relative luminance 0.065; OKLCH L 40.7% C 0.119 H 264.4°. Best body text is #FFFFFF at 9.12:1 contrast (WCAG AA passes).

Color values

HEX	#284589
RGB	rgb(40, 69, 137)
HSL	hsl(222, 55%, 35%)
HSV	hsv(222, 71%, 54%)
CMYK	cmyk(70.8%, 49.6%, 0%, 46.3%)
CIE-LAB	lab(30.67, 13.45, -41.22)
CIE-LCH	lch(30.67, 43.36, 288.08°)
OKLab	oklab(40.7% -0.0116 -0.1182)
OKLCH	oklch(40.7% 0.119 264.4)
XYZ	xyz(7.5170, 6.5127, 24.5230)
Luminance	0.0651 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284589 #896C28

analogous

#287689 #284589 #3C2889

triadic

#284589 #892845 #458928

tetradic

#284589 #892876 #896C28 #28893C

square

#284589 #892876 #896C28 #28893C

split-complementary

#284589 #893C28 #768928

monochromatic

#0C152A #1A2D5A #284589 #365DB8 #5C7ECF

Accessibility & contrast

On white

9.12

#284589 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#284589 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284589

9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284589	#FFFFFF	#000000	##FFFFFF
##284589	1.00	9.12	2.30	9.12
#FFFFFF	9.12	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#204D8C

Deuteranopia (green-blind)

#074488

Tritanopia (blue-blind)

#005560

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #284589;
/* rgb */ color: rgb(40, 69, 137);
/* oklch */ color: oklch(40.7% 0.119 264.4);

Tailwind

colors: {
  custom: {
    50: '#6e78ac',
    500: '#284589',
    950: '#000000',
  },
}

SCSS

$custom: #284589;
$custom-light: #6e78ac;
$custom-dark: #000000;

JSON

{
  "hex": "#284589",
  "rgb": {
    "r": 40,
    "g": 69,
    "b": 137
  },
  "hsl": {
    "h": 222.062,
    "s": 54.802,
    "l": 34.706
  },
  "oklch": {
    "l": 0.407,
    "c": 0.11874,
    "h": 264.4
  },
  "luminance": 0.06514
}

Semantic roles & 50–950 ramp

primary

#284589

secondary

#B59958

accent

#B24ADE

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #284589

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

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