#284283#284283

#284283 is a dark, moderate blue. Relative luminance 0.060; OKLCH L 39.6% C 0.114 H 265.2°. Best body text is #FFFFFF at 9.56:1 contrast (WCAG AA passes).

Color values

HEX	#284283
RGB	rgb(40, 66, 131)
HSL	hsl(223, 53%, 34%)
HSV	hsv(223, 69%, 51%)
CMYK	cmyk(69.5%, 49.6%, 0%, 48.6%)
CIE-LAB	lab(29.38, 13.18, -39.58)
CIE-LCH	lch(29.38, 41.72, 288.42°)
OKLab	oklab(39.58% -0.0095 -0.1134)
OKLCH	oklch(39.58% 0.114 265.2)
XYZ	xyz(6.9186, 5.9856, 22.2590)
Luminance	0.0599 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284283 #836928

analogous

#286F83 #284283 #3B2883

triadic

#284283 #832842 #428328

tetradic

#284283 #83286F #836928 #28833B

square

#284283 #83286F #836928 #28833B

split-complementary

#284283 #833B28 #6F8328

monochromatic

#0B1325 #1A2A54 #284283 #365AB2 #597ACC

Accessibility & contrast

On white

9.56

#284283 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#284283 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284283

9.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284283	#FFFFFF	#000000	##FFFFFF
##284283	1.00	9.56	2.20	9.56
#FFFFFF	9.56	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#204A85

Deuteranopia (green-blind)

#0A4182

Tritanopia (blue-blind)

#00515C

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #284283;
/* rgb */ color: rgb(40, 66, 131);
/* oklch */ color: oklch(39.6% 0.114 265.2);

Tailwind

colors: {
  custom: {
    50: '#6d75a7',
    500: '#284283',
    950: '#000000',
  },
}

SCSS

$custom: #284283;
$custom-light: #6d75a7;
$custom-dark: #000000;

JSON

{
  "hex": "#284283",
  "rgb": {
    "r": 40,
    "g": 66,
    "b": 131
  },
  "hsl": {
    "h": 222.857,
    "s": 53.216,
    "l": 33.529
  },
  "oklch": {
    "l": 0.39578,
    "c": 0.11382,
    "h": 265.2
  },
  "luminance": 0.05986
}

Semantic roles & 50–950 ramp

primary

#284283

secondary

#B19755

accent

#B34BDD

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#08080F

muted

#7B7B7F

Preview Lab

Preview with #284283

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

Preview Lab → · Contrast checker → · Palette generator →