#284497#284497

#284497 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.6% C 0.140 H 266.3°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#284497
RGB	rgb(40, 68, 151)
HSL	hsl(225, 58%, 37%)
HSV	hsv(225, 74%, 59%)
CMYK	cmyk(73.5%, 55%, 0%, 40.8%)
CIE-LAB	lab(31.39, 19.55, -48.63)
CIE-LCH	lch(31.39, 52.42, 291.90°)
OKLab	oklab(41.57% -0.0091 -0.14)
OKLCH	oklch(41.57% 0.14 266.3)
XYZ	xyz(8.5262, 6.8188, 30.1390)
Luminance	0.0682 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284497 #977B28

analogous

#287B97 #284497 #442897

triadic

#284497 #972844 #449728

tetradic

#284497 #97287B #977B28 #289744

square

#284497 #97287B #977B28 #289744

split-complementary

#284497 #974428 #7B9728

monochromatic

#0E1836 #1B2E67 #284497 #355AC7 #6480D6

Accessibility & contrast

On white

8.88

#284497 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#284497 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284497

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284497	#FFFFFF	#000000	##FFFFFF
##284497	1.00	8.88	2.36	8.88
#FFFFFF	8.88	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#024F9A

Deuteranopia (green-blind)

#004595

Tritanopia (blue-blind)

#005866

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #284497;
/* rgb */ color: rgb(40, 68, 151);
/* oklch */ color: oklch(41.6% 0.140 266.3);

Tailwind

colors: {
  custom: {
    50: '#7177b6',
    500: '#284497',
    950: '#000000',
  },
}

SCSS

$custom: #284497;
$custom-light: #7177b6;
$custom-dark: #000000;

JSON

{
  "hex": "#284497",
  "rgb": {
    "r": 40,
    "g": 68,
    "b": 151
  },
  "hsl": {
    "h": 224.865,
    "s": 58.115,
    "l": 37.451
  },
  "oklch": {
    "l": 0.41567,
    "c": 0.14031,
    "h": 266.3
  },
  "luminance": 0.0682
}

Semantic roles & 50–950 ramp

primary

#284497

secondary

#BCA45F

accent

#BA46E1

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #284497

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

Preview Lab → · Contrast checker → · Palette generator →