#283298#283298

#283298 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.1% C 0.164 H 271.6°. Best body text is #FFFFFF at 10.50:1 contrast (WCAG AA passes).

Color values

HEX	#283298
RGB	rgb(40, 50, 152)
HSL	hsl(235, 58%, 38%)
HSV	hsv(235, 74%, 60%)
CMYK	cmyk(73.7%, 67.1%, 0%, 40.4%)
CIE-LAB	lab(26.73, 31.99, -56.84)
CIE-LCH	lch(26.73, 65.23, 299.37°)
OKLab	oklab(38.13% 0.0045 -0.1643)
OKLCH	oklch(38.13% 0.164 271.6)
XYZ	xyz(7.6813, 4.9985, 30.2597)
Luminance	0.0500 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283298 #988E28

analogous

#286A98 #283298 #562898

triadic

#283298 #982832 #329828

tetradic

#283298 #98286A #988E28 #289856

square

#283298 #98286A #988E28 #289856

split-complementary

#283298 #985628 #6A9828

monochromatic

#0F1237 #1B2268 #283298 #3542C8 #646ED6

Accessibility & contrast

On white

10.50

#283298 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#283298 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283298

10.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283298	#FFFFFF	#000000	##FFFFFF
##283298	1.00	10.50	2.00	10.50
#FFFFFF	10.50	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00459B

Deuteranopia (green-blind)

#003A96

Tritanopia (blue-blind)

#004D60

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #283298;
/* rgb */ color: rgb(40, 50, 152);
/* oklch */ color: oklch(38.1% 0.164 271.6);

Tailwind

colors: {
  custom: {
    50: '#736ab7',
    500: '#283298',
    950: '#000000',
  },
}

SCSS

$custom: #283298;
$custom-light: #736ab7;
$custom-dark: #000000;

JSON

{
  "hex": "#283298",
  "rgb": {
    "r": 40,
    "g": 50,
    "b": 152
  },
  "hsl": {
    "h": 234.643,
    "s": 58.333,
    "l": 37.647
  },
  "oklch": {
    "l": 0.38131,
    "c": 0.16438,
    "h": 271.6
  },
  "luminance": 0.04999
}

Semantic roles & 50–950 ramp

primary

#283298

secondary

#BCB460

accent

#D446E2

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #283298

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

Preview Lab → · Contrast checker → · Palette generator →