#33519E#33519E

#33519E is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.4% C 0.130 H 265.5°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#33519E
RGB	rgb(51, 81, 158)
HSL	hsl(223, 51%, 41%)
HSV	hsv(223, 68%, 62%)
CMYK	cmyk(67.7%, 48.7%, 0%, 38%)
CIE-LAB	lab(36.09, 15.20, -45.25)
CIE-LCH	lch(36.09, 47.74, 288.57°)
OKLab	oklab(45.44% -0.0102 -0.1296)
OKLCH	oklch(45.44% 0.13 265.5)
XYZ	xyz(10.4771, 9.0563, 33.5370)
Luminance	0.0906 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33519E #9E8033

analogous

#33869E #33519E #4B339E

triadic

#33519E #9E3351 #519E33

tetradic

#33519E #9E3386 #9E8033 #339E4B

square

#33519E #9E3386 #9E8033 #339E4B

split-complementary

#33519E #9E4B33 #869E33

monochromatic

#152241 #243970 #33519E #4A6CC4 #7892D3

Accessibility & contrast

On white

7.47

#33519E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#33519E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33519E

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33519E	#FFFFFF	#000000	##FFFFFF
##33519E	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#285AA1

Deuteranopia (green-blind)

#10509C

Tritanopia (blue-blind)

#006370

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #33519e;
/* rgb */ color: rgb(51, 81, 158);
/* oklch */ color: oklch(45.4% 0.130 265.5);

Tailwind

colors: {
  custom: {
    50: '#7781bb',
    500: '#33519e',
    950: '#000000',
  },
}

SCSS

$custom: #33519e;
$custom-light: #7781bb;
$custom-dark: #000000;

JSON

{
  "hex": "#33519e",
  "rgb": {
    "r": 51,
    "g": 81,
    "b": 158
  },
  "hsl": {
    "h": 223.178,
    "s": 51.196,
    "l": 40.98
  },
  "oklch": {
    "l": 0.45441,
    "c": 0.13003,
    "h": 265.5
  },
  "luminance": 0.09057
}

Semantic roles & 50–950 ramp

primary

#33519E

secondary

#BCA771

accent

#B34DDB

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #33519E

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

Preview Lab → · Contrast checker → · Palette generator →