#33308A#33308A

#33308A is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.2% C 0.145 H 278.2°. Best body text is #FFFFFF at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#33308A
RGB	rgb(51, 48, 138)
HSL	hsl(242, 48%, 36%)
HSV	hsv(242, 65%, 54%)
CMYK	cmyk(63%, 65.2%, 0%, 45.9%)
CIE-LAB	lab(25.72, 29.84, -49.83)
CIE-LCH	lch(25.72, 58.08, 300.91°)
OKLab	oklab(37.2% 0.0206 -0.1435)
OKLCH	oklch(37.2% 0.145 278.2)
XYZ	xyz(7.0082, 4.6522, 24.5685)
Luminance	0.0465 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33308A #878A30

analogous

#305A8A #33308A #60308A

triadic

#33308A #8A3330 #308A33

tetradic

#33308A #8A305A #878A30 #308A60

square

#33308A #8A305A #878A30 #308A60

split-complementary

#33308A #8A6030 #5A8A30

monochromatic

#11102F #22205D #33308A #4440B7 #6D69CB

Accessibility & contrast

On white

10.88

#33308A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#33308A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33308A

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33308A	#FFFFFF	#000000	##FFFFFF
##33308A	1.00	10.88	1.93	10.88
#FFFFFF	10.88	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00418D

Deuteranopia (green-blind)

#003988

Tritanopia (blue-blind)

#004758

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #33308a;
/* rgb */ color: rgb(51, 48, 138);
/* oklch */ color: oklch(37.2% 0.145 278.2);

Tailwind

colors: {
  custom: {
    50: '#7568ad',
    500: '#33308a',
    950: '#000000',
  },
}

SCSS

$custom: #33308a;
$custom-light: #7568ad;
$custom-dark: #000000;

JSON

{
  "hex": "#33308a",
  "rgb": {
    "r": 51,
    "g": 48,
    "b": 138
  },
  "hsl": {
    "h": 242,
    "s": 48.387,
    "l": 36.471
  },
  "oklch": {
    "l": 0.37199,
    "c": 0.14494,
    "h": 278.2
  },
  "luminance": 0.04653
}

Semantic roles & 50–950 ramp

primary

#33308A

secondary

#B0B264

accent

#D850D3

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #33308A

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

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