#283279#283279

#283279 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.3% C 0.121 H 272.6°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#283279
RGB	rgb(40, 50, 121)
HSL	hsl(233, 50%, 32%)
HSV	hsv(233, 67%, 47%)
CMYK	cmyk(66.9%, 58.7%, 0%, 52.5%)
CIE-LAB	lab(24.04, 20.41, -41.92)
CIE-LCH	lch(24.04, 46.63, 295.96°)
OKLab	oklab(35.31% 0.0054 -0.1205)
OKLCH	oklch(35.31% 0.121 272.6)
XYZ	xyz(5.4657, 4.1123, 18.5912)
Luminance	0.0411 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283279 #796F28

analogous

#285B79 #283279 #472879

triadic

#283279 #792832 #327928

tetradic

#283279 #79285B #796F28 #287947

square

#283279 #79285B #796F28 #287947

split-complementary

#283279 #794728 #5B7928

monochromatic

#0A0C1D #191F4B #283279 #3745A7 #5563C7

Accessibility & contrast

On white

11.52

#283279 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#283279 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283279

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283279	#FFFFFF	#000000	##FFFFFF
##283279	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D7B

Deuteranopia (green-blind)

#003678

Tritanopia (blue-blind)

#004350

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #283279;
/* rgb */ color: rgb(40, 50, 121);
/* oklch */ color: oklch(35.3% 0.121 272.6);

Tailwind

colors: {
  custom: {
    50: '#6c69a0',
    500: '#283279',
    950: '#000000',
  },
}

SCSS

$custom: #283279;
$custom-light: #6c69a0;
$custom-dark: #000000;

JSON

{
  "hex": "#283279",
  "rgb": {
    "r": 40,
    "g": 50,
    "b": 121
  },
  "hsl": {
    "h": 232.593,
    "s": 50.311,
    "l": 31.569
  },
  "oklch": {
    "l": 0.3531,
    "c": 0.12065,
    "h": 272.6
  },
  "luminance": 0.04113
}

Semantic roles & 50–950 ramp

primary

#283279

secondary

#ABA052

accent

#C94EDA

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060F

muted

#7A7A7E

Preview Lab

Preview with #283279

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

Preview Lab → · Contrast checker → · Palette generator →