#284088#284088

#284088 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.5% C 0.124 H 266.8°. Best body text is #FFFFFF at 9.64:1 contrast (WCAG AA passes).

Color values

HEX	#284088
RGB	rgb(40, 64, 136)
HSL	hsl(225, 55%, 35%)
HSV	hsv(225, 71%, 53%)
CMYK	cmyk(70.6%, 52.9%, 0%, 46.7%)
CIE-LAB	lab(29.15, 16.49, -43.06)
CIE-LCH	lch(29.15, 46.11, 290.95°)
OKLab	oklab(39.52% -0.007 -0.1237)
OKLCH	oklch(39.52% 0.124 266.8)
XYZ	xyz(7.1509, 5.8948, 24.0487)
Luminance	0.0590 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284088 #887028

analogous

#287088 #284088 #402888

triadic

#284088 #882840 #408828

tetradic

#284088 #882870 #887028 #288840

square

#284088 #882870 #887028 #288840

split-complementary

#284088 #884028 #708828

monochromatic

#0C1329 #1A2A59 #284088 #3656B7 #5B78CF

Accessibility & contrast

On white

9.64

#284088 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#284088 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284088

9.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284088	#FFFFFF	#000000	##FFFFFF
##284088	1.00	9.64	2.18	9.64
#FFFFFF	9.64	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#14498B

Deuteranopia (green-blind)

#004187

Tritanopia (blue-blind)

#00515D

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #284088;
/* rgb */ color: rgb(40, 64, 136);
/* oklch */ color: oklch(39.5% 0.124 266.8);

Tailwind

colors: {
  custom: {
    50: '#6e74ab',
    500: '#284088',
    950: '#000000',
  },
}

SCSS

$custom: #284088;
$custom-light: #6e74ab;
$custom-dark: #000000;

JSON

{
  "hex": "#284088",
  "rgb": {
    "r": 40,
    "g": 64,
    "b": 136
  },
  "hsl": {
    "h": 225,
    "s": 54.545,
    "l": 34.51
  },
  "oklch": {
    "l": 0.39516,
    "c": 0.12387,
    "h": 266.8
  },
  "luminance": 0.05895
}

Semantic roles & 50–950 ramp

primary

#284088

secondary

#B49D58

accent

#B94ADE

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #284088

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

Preview Lab → · Contrast checker → · Palette generator →