#282C9A#282C9A

#282C9A is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.3% C 0.174 H 272.6°. Best body text is #FFFFFF at 10.95:1 contrast (WCAG AA passes).

Color values

HEX	#282C9A
RGB	rgb(40, 44, 154)
HSL	hsl(238, 59%, 38%)
HSV	hsv(238, 74%, 60%)
CMYK	cmyk(74%, 71.4%, 0%, 39.6%)
CIE-LAB	lab(25.52, 36.51, -60.06)
CIE-LCH	lch(25.52, 70.29, 301.30°)
OKLab	oklab(37.31% 0.0079 -0.1737)
OKLCH	oklch(37.31% 0.174 272.6)
XYZ	xyz(7.6065, 4.5848, 31.0497)
Luminance	0.0459 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282C9A #9A9628

analogous

#28659A #282C9A #5D289A

triadic

#282C9A #9A282C #2C9A28

tetradic

#282C9A #9A2865 #9A9628 #289A5D

square

#282C9A #9A2865 #9A9628 #289A5D

split-complementary

#282C9A #9A5D28 #659A28

monochromatic

#0F1039 #1B1E69 #282C9A #353ACA #6569D7

Accessibility & contrast

On white

10.95

#282C9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#282C9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282C9A

10.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282C9A	#FFFFFF	#000000	##FFFFFF
##282C9A	1.00	10.95	1.92	10.95
#FFFFFF	10.95	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00429D

Deuteranopia (green-blind)

#003798

Tritanopia (blue-blind)

#004B60

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #282c9a;
/* rgb */ color: rgb(40, 44, 154);
/* oklch */ color: oklch(37.3% 0.174 272.6);

Tailwind

colors: {
  custom: {
    50: '#7466b9',
    500: '#282c9a',
    950: '#000000',
  },
}

SCSS

$custom: #282c9a;
$custom-light: #7466b9;
$custom-dark: #000000;

JSON

{
  "hex": "#282c9a",
  "rgb": {
    "r": 40,
    "g": 44,
    "b": 154
  },
  "hsl": {
    "h": 237.895,
    "s": 58.763,
    "l": 38.039
  },
  "oklch": {
    "l": 0.37312,
    "c": 0.17391,
    "h": 272.6
  },
  "luminance": 0.04586
}

Semantic roles & 50–950 ramp

primary

#282C9A

secondary

#BDBA61

accent

#DC46E2

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #282C9A

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

Preview Lab → · Contrast checker → · Palette generator →