#283596#283596

#283596 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.5% C 0.158 H 270.9°. Best body text is #FFFFFF at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#283596
RGB	rgb(40, 53, 150)
HSL	hsl(233, 58%, 37%)
HSV	hsv(233, 73%, 59%)
CMYK	cmyk(73.3%, 64.7%, 0%, 41.2%)
CIE-LAB	lab(27.29, 29.28, -54.70)
CIE-LCH	lch(27.29, 62.04, 298.16°)
OKLab	oklab(38.49% 0.0025 -0.158)
OKLCH	oklch(38.49% 0.158 270.9)
XYZ	xyz(7.6513, 5.1986, 29.4484)
Luminance	0.0520 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283596 #968928

analogous

#286C96 #283596 #522896

triadic

#283596 #962835 #359628

tetradic

#283596 #96286C #968928 #289652

square

#283596 #96286C #968928 #289652

split-complementary

#283596 #965228 #6C9628

monochromatic

#0E1335 #1B2466 #283596 #3546C6 #6371D5

Accessibility & contrast

On white

10.30

#283596 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#283596 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283596

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283596	#FFFFFF	#000000	##FFFFFF
##283596	1.00	10.30	2.04	10.30
#FFFFFF	10.30	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004699

Deuteranopia (green-blind)

#003B94

Tritanopia (blue-blind)

#004E60

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #283596;
/* rgb */ color: rgb(40, 53, 150);
/* oklch */ color: oklch(38.5% 0.158 270.9);

Tailwind

colors: {
  custom: {
    50: '#726cb6',
    500: '#283596',
    950: '#000000',
  },
}

SCSS

$custom: #283596;
$custom-light: #726cb6;
$custom-dark: #000000;

JSON

{
  "hex": "#283596",
  "rgb": {
    "r": 40,
    "g": 53,
    "b": 150
  },
  "hsl": {
    "h": 232.909,
    "s": 57.895,
    "l": 37.255
  },
  "oklch": {
    "l": 0.38487,
    "c": 0.15803,
    "h": 270.9
  },
  "luminance": 0.05199
}

Semantic roles & 50–950 ramp

primary

#283596

secondary

#BBB05F

accent

#CF47E1

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #283596

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

Preview Lab → · Contrast checker → · Palette generator →