#33288D#33288D

#33288D is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.1% C 0.159 H 279.8°. Best body text is #FFFFFF at 11.48:1 contrast (WCAG AA passes).

Color values

HEX	#33288D
RGB	rgb(51, 40, 141)
HSL	hsl(247, 56%, 35%)
HSV	hsv(247, 72%, 55%)
CMYK	cmyk(63.8%, 71.6%, 0%, 44.7%)
CIE-LAB	lab(24.14, 35.86, -54.28)
CIE-LCH	lch(24.14, 65.05, 303.45°)
OKLab	oklab(36.14% 0.027 -0.1565)
OKLCH	oklch(36.14% 0.159 279.8)
XYZ	xyz(6.9302, 4.1440, 25.6288)
Luminance	0.0414 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33288D #828D28

analogous

#284F8D #33288D #66288D

triadic

#33288D #8D3328 #288D33

tetradic

#33288D #8D284F #828D28 #288D66

square

#33288D #8D284F #828D28 #288D66

split-complementary

#33288D #8D6628 #4F8D28

monochromatic

#110D2E #221A5D #33288D #4436BD #6B5ED1

Accessibility & contrast

On white

11.48

#33288D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#33288D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33288D

11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33288D	#FFFFFF	#000000	##FFFFFF
##33288D	1.00	11.48	1.83	11.48
#FFFFFF	11.48	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D90

Deuteranopia (green-blind)

#00358B

Tritanopia (blue-blind)

#004357

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #33288d;
/* rgb */ color: rgb(51, 40, 141);
/* oklch */ color: oklch(36.1% 0.159 279.8);

Tailwind

colors: {
  custom: {
    50: '#7663af',
    500: '#33288d',
    950: '#000000',
  },
}

SCSS

$custom: #33288d;
$custom-light: #7663af;
$custom-dark: #000000;

JSON

{
  "hex": "#33288d",
  "rgb": {
    "r": 51,
    "g": 40,
    "b": 141
  },
  "hsl": {
    "h": 246.535,
    "s": 55.801,
    "l": 35.49
  },
  "oklch": {
    "l": 0.36142,
    "c": 0.15883,
    "h": 279.8
  },
  "luminance": 0.04144
}

Semantic roles & 50–950 ramp

primary

#33288D

secondary

#ADB75A

accent

#DF49CF

background

#F7F6FA

surface

#EEEBF5

border

#C9C6CF

text

#0A0510

muted

#7C7A7F

Preview Lab

Preview with #33288D

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

Preview Lab → · Contrast checker → · Palette generator →