#33377C#33377C

#33377C is a dark, moderate blue. Relative luminance 0.049; OKLCH L 37.4% C 0.115 H 276.8°. Best body text is #FFFFFF at 10.62:1 contrast (WCAG AA passes).

Color values

HEX	#33377C
RGB	rgb(51, 55, 124)
HSL	hsl(237, 42%, 34%)
HSV	hsv(237, 59%, 49%)
CMYK	cmyk(58.9%, 55.6%, 0%, 51.4%)
CIE-LAB	lab(26.42, 20.23, -39.93)
CIE-LCH	lch(26.42, 44.76, 296.87°)
OKLab	oklab(37.37% 0.0136 -0.1143)
OKLCH	oklch(37.37% 0.115 276.8)
XYZ	xyz(6.3684, 4.8910, 19.6733)
Luminance	0.0489 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33377C #7C7833

analogous

#335C7C #33377C #54337C

triadic

#33377C #7C3337 #377C33

tetradic

#33377C #7C335C #7C7833 #337C54

square

#33377C #7C335C #7C7833 #337C54

split-complementary

#33377C #7C5433 #5C7C33

monochromatic

#0F1125 #212451 #33377C #454AA7 #686DC1

Accessibility & contrast

On white

10.62

#33377C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#33377C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33377C

10.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33377C	#FFFFFF	#000000	##FFFFFF
##33377C	1.00	10.62	1.98	10.62
#FFFFFF	10.62	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D427E

Deuteranopia (green-blind)

#003C7B

Tritanopia (blue-blind)

#094754

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #33377c;
/* rgb */ color: rgb(51, 55, 124);
/* oklch */ color: oklch(37.4% 0.115 276.8);

Tailwind

colors: {
  custom: {
    50: '#726da2',
    500: '#33377c',
    950: '#000000',
  },
}

SCSS

$custom: #33377c;
$custom-light: #726da2;
$custom-dark: #000000;

JSON

{
  "hex": "#33377c",
  "rgb": {
    "r": 51,
    "g": 55,
    "b": 124
  },
  "hsl": {
    "h": 236.712,
    "s": 41.714,
    "l": 34.314
  },
  "oklch": {
    "l": 0.37366,
    "c": 0.11511,
    "h": 276.8
  },
  "luminance": 0.04891
}

Semantic roles & 50–950 ramp

primary

#33377C

secondary

#A9A562

accent

#CB56D2

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #33377C

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

Preview Lab → · Contrast checker → · Palette generator →