#33377E#33377E

#33377E is a dark, moderate blue. Relative luminance 0.049; OKLCH L 37.5% C 0.118 H 276.7°. Best body text is #FFFFFF at 10.56:1 contrast (WCAG AA passes).

Color values

HEX	#33377E
RGB	rgb(51, 55, 126)
HSL	hsl(237, 42%, 35%)
HSV	hsv(237, 60%, 49%)
CMYK	cmyk(59.5%, 56.3%, 0%, 50.6%)
CIE-LAB	lab(26.57, 20.94, -40.95)
CIE-LCH	lch(26.57, 45.99, 297.09°)
OKLab	oklab(37.52% 0.0137 -0.1173)
OKLCH	oklch(37.52% 0.118 276.7)
XYZ	xyz(6.4961, 4.9421, 20.3462)
Luminance	0.0494 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33377E #7E7A33

analogous

#335D7E #33377E #55337E

triadic

#33377E #7E3337 #377E33

tetradic

#33377E #7E335D #7E7A33 #337E55

square

#33377E #7E335D #7E7A33 #337E55

split-complementary

#33377E #7E5533 #5D7E33

monochromatic

#101127 #212452 #33377E #454AAA #696EC2

Accessibility & contrast

On white

10.56

#33377E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#33377E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33377E

10.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33377E	#FFFFFF	#000000	##FFFFFF
##33377E	1.00	10.56	1.99	10.56
#FFFFFF	10.56	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#084280

Deuteranopia (green-blind)

#003C7D

Tritanopia (blue-blind)

#044755

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #33377e;
/* rgb */ color: rgb(51, 55, 126);
/* oklch */ color: oklch(37.5% 0.118 276.7);

Tailwind

colors: {
  custom: {
    50: '#726da4',
    500: '#33377e',
    950: '#000000',
  },
}

SCSS

$custom: #33377e;
$custom-light: #726da4;
$custom-dark: #000000;

JSON

{
  "hex": "#33377e",
  "rgb": {
    "r": 51,
    "g": 55,
    "b": 126
  },
  "hsl": {
    "h": 236.8,
    "s": 42.373,
    "l": 34.706
  },
  "oklch": {
    "l": 0.37523,
    "c": 0.11811,
    "h": 276.7
  },
  "luminance": 0.04943
}

Semantic roles & 50–950 ramp

primary

#33377E

secondary

#AAA663

accent

#CC56D2

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #33377E

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

Preview Lab → · Contrast checker → · Palette generator →