#283494#283494

#283494 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.1% C 0.157 H 271.2°. Best body text is #FFFFFF at 10.45:1 contrast (WCAG AA passes).

Color values

HEX	#283494
RGB	rgb(40, 52, 148)
HSL	hsl(233, 57%, 37%)
HSV	hsv(233, 73%, 58%)
CMYK	cmyk(73%, 64.9%, 0%, 42%)
CIE-LAB	lab(26.86, 29.20, -54.18)
CIE-LCH	lch(26.86, 61.54, 298.33°)
OKLab	oklab(38.11% 0.0034 -0.1565)
OKLCH	oklch(38.11% 0.157 271.2)
XYZ	xyz(7.4465, 5.0445, 28.5925)
Luminance	0.0505 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283494 #948828

analogous

#286A94 #283494 #522894

triadic

#283494 #942834 #349428

tetradic

#283494 #94286A #948828 #289452

square

#283494 #94286A #948828 #289452

split-complementary

#283494 #945228 #6A9428

monochromatic

#0E1234 #1B2364 #283494 #3545C4 #626FD5

Accessibility & contrast

On white

10.45

#283494 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#283494 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283494

10.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283494	#FFFFFF	#000000	##FFFFFF
##283494	1.00	10.45	2.01	10.45
#FFFFFF	10.45	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004597

Deuteranopia (green-blind)

#003B92

Tritanopia (blue-blind)

#004D5F

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #283494;
/* rgb */ color: rgb(40, 52, 148);
/* oklch */ color: oklch(38.1% 0.157 271.2);

Tailwind

colors: {
  custom: {
    50: '#726bb4',
    500: '#283494',
    950: '#000000',
  },
}

SCSS

$custom: #283494;
$custom-light: #726bb4;
$custom-dark: #000000;

JSON

{
  "hex": "#283494",
  "rgb": {
    "r": 40,
    "g": 52,
    "b": 148
  },
  "hsl": {
    "h": 233.333,
    "s": 57.447,
    "l": 36.863
  },
  "oklch": {
    "l": 0.38114,
    "c": 0.15654,
    "h": 271.2
  },
  "luminance": 0.05045
}

Semantic roles & 50–950 ramp

primary

#283494

secondary

#BAB05E

accent

#D047E1

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #283494

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

Preview Lab → · Contrast checker → · Palette generator →