#33377A#33377A

#33377A is a dark, moderate blue. Relative luminance 0.048; OKLCH L 37.2% C 0.112 H 276.9°. Best body text is #FFFFFF at 10.67:1 contrast (WCAG AA passes).

Color values

HEX	#33377A
RGB	rgb(51, 55, 122)
HSL	hsl(237, 41%, 34%)
HSV	hsv(237, 58%, 48%)
CMYK	cmyk(58.2%, 54.9%, 0%, 52.2%)
CIE-LAB	lab(26.28, 19.51, -38.90)
CIE-LCH	lch(26.28, 43.52, 296.64°)
OKLab	oklab(37.21% 0.0135 -0.1113)
OKLCH	oklch(37.21% 0.112 276.9)
XYZ	xyz(6.2432, 4.8409, 19.0140)
Luminance	0.0484 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33377A #7A7633

analogous

#335B7A #33377A #53337A

triadic

#33377A #7A3337 #377A33

tetradic

#33377A #7A335B #7A7633 #337A53

square

#33377A #7A335B #7A7633 #337A53

split-complementary

#33377A #7A5333 #5B7A33

monochromatic

#0F1024 #21244F #33377A #454AA5 #686DC0

Accessibility & contrast

On white

10.67

#33377A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#33377A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33377A

10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33377A	#FFFFFF	#000000	##FFFFFF
##33377A	1.00	10.67	1.97	10.67
#FFFFFF	10.67	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#10417C

Deuteranopia (green-blind)

#023B79

Tritanopia (blue-blind)

#0C4653

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #33377a;
/* rgb */ color: rgb(51, 55, 122);
/* oklch */ color: oklch(37.2% 0.112 276.9);

Tailwind

colors: {
  custom: {
    50: '#716da1',
    500: '#33377a',
    950: '#000000',
  },
}

SCSS

$custom: #33377a;
$custom-light: #716da1;
$custom-dark: #000000;

JSON

{
  "hex": "#33377a",
  "rgb": {
    "r": 51,
    "g": 55,
    "b": 122
  },
  "hsl": {
    "h": 236.62,
    "s": 41.04,
    "l": 33.922
  },
  "oklch": {
    "l": 0.37211,
    "c": 0.11209,
    "h": 276.9
  },
  "luminance": 0.04841
}

Semantic roles & 50–950 ramp

primary

#33377A

secondary

#A8A461

accent

#CA57D1

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08070F

muted

#7B7A7E

Preview Lab

Preview with #33377A

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

Preview Lab → · Contrast checker → · Palette generator →