#283395#283395

#283395 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.0% C 0.159 H 271.4°. Best body text is #FFFFFF at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#283395
RGB	rgb(40, 51, 149)
HSL	hsl(234, 58%, 37%)
HSV	hsv(234, 73%, 58%)
CMYK	cmyk(73.2%, 65.8%, 0%, 41.6%)
CIE-LAB	lab(26.70, 30.23, -55.05)
CIE-LCH	lch(26.70, 62.81, 298.77°)
OKLab	oklab(38.02% 0.004 -0.1591)
OKLCH	oklch(38.02% 0.159 271.4)
XYZ	xyz(7.4819, 4.9879, 28.9964)
Luminance	0.0499 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283395 #958A28

analogous

#286A95 #283395 #542895

triadic

#283395 #952833 #339528

tetradic

#283395 #95286A #958A28 #289554

square

#283395 #95286A #958A28 #289554

split-complementary

#283395 #955428 #6A9528

monochromatic

#0E1235 #1B2265 #283395 #3544C5 #626ED5

Accessibility & contrast

On white

10.51

#283395 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#283395 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283395

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283395	#FFFFFF	#000000	##FFFFFF
##283395	1.00	10.51	2.00	10.51
#FFFFFF	10.51	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004498

Deuteranopia (green-blind)

#003A93

Tritanopia (blue-blind)

#004D5F

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #283395;
/* rgb */ color: rgb(40, 51, 149);
/* oklch */ color: oklch(38.0% 0.159 271.4);

Tailwind

colors: {
  custom: {
    50: '#726ab5',
    500: '#283395',
    950: '#000000',
  },
}

SCSS

$custom: #283395;
$custom-light: #726ab5;
$custom-dark: #000000;

JSON

{
  "hex": "#283395",
  "rgb": {
    "r": 40,
    "g": 51,
    "b": 149
  },
  "hsl": {
    "h": 233.945,
    "s": 57.672,
    "l": 37.059
  },
  "oklch": {
    "l": 0.38024,
    "c": 0.15912,
    "h": 271.4
  },
  "luminance": 0.04989
}

Semantic roles & 50–950 ramp

primary

#283395

secondary

#BBB15E

accent

#D147E1

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #283395

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

Preview Lab → · Contrast checker → · Palette generator →