#283198#283198

#283198 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.0% C 0.166 H 271.8°. Best body text is #FFFFFF at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#283198
RGB	rgb(40, 49, 152)
HSL	hsl(235, 58%, 38%)
HSV	hsv(235, 74%, 60%)
CMYK	cmyk(73.7%, 67.8%, 0%, 40.4%)
CIE-LAB	lab(26.49, 32.64, -57.24)
CIE-LCH	lch(26.49, 65.89, 299.69°)
OKLab	oklab(37.96% 0.0051 -0.1655)
OKLCH	oklch(37.96% 0.166 271.8)
XYZ	xyz(7.6390, 4.9140, 30.2456)
Luminance	0.0491 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283198 #988F28

analogous

#286998 #283198 #572898

triadic

#283198 #982831 #319828

tetradic

#283198 #982869 #988F28 #289857

square

#283198 #982869 #988F28 #289857

split-complementary

#283198 #985728 #699828

monochromatic

#0F1237 #1B2168 #283198 #3541C8 #646DD6

Accessibility & contrast

On white

10.59

#283198 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#283198 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283198

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283198	#FFFFFF	#000000	##FFFFFF
##283198	1.00	10.59	1.98	10.59
#FFFFFF	10.59	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00449B

Deuteranopia (green-blind)

#003996

Tritanopia (blue-blind)

#004D60

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #283198;
/* rgb */ color: rgb(40, 49, 152);
/* oklch */ color: oklch(38.0% 0.166 271.8);

Tailwind

colors: {
  custom: {
    50: '#7369b7',
    500: '#283198',
    950: '#000000',
  },
}

SCSS

$custom: #283198;
$custom-light: #7369b7;
$custom-dark: #000000;

JSON

{
  "hex": "#283198",
  "rgb": {
    "r": 40,
    "g": 49,
    "b": 152
  },
  "hsl": {
    "h": 235.179,
    "s": 58.333,
    "l": 37.647
  },
  "oklch": {
    "l": 0.37955,
    "c": 0.16557,
    "h": 271.8
  },
  "luminance": 0.04915
}

Semantic roles & 50–950 ramp

primary

#283198

secondary

#BCB560

accent

#D546E2

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #283198

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

Preview Lab → · Contrast checker → · Palette generator →