#33519D#33519D

#33519D is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.4% C 0.129 H 265.4°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#33519D
RGB	rgb(51, 81, 157)
HSL	hsl(223, 51%, 41%)
HSV	hsv(223, 68%, 62%)
CMYK	cmyk(67.5%, 48.4%, 0%, 38.4%)
CIE-LAB	lab(36.03, 14.83, -44.76)
CIE-LCH	lch(36.03, 47.15, 288.33°)
OKLab	oklab(45.37% -0.0103 -0.1282)
OKLCH	oklch(45.37% 0.129 265.4)
XYZ	xyz(10.3914, 9.0220, 33.0855)
Luminance	0.0902 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33519D #9D7F33

analogous

#33869D #33519D #4A339D

triadic

#33519D #9D3351 #519D33

tetradic

#33519D #9D3386 #9D7F33 #339D4A

square

#33519D #9D3386 #9D7F33 #339D4A

split-complementary

#33519D #9D4A33 #869D33

monochromatic

#152141 #24396F #33519D #496CC4 #7791D3

Accessibility & contrast

On white

7.49

#33519D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#33519D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33519D

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33519D	#FFFFFF	#000000	##FFFFFF
##33519D	1.00	7.49	2.80	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#295AA0

Deuteranopia (green-blind)

#12509B

Tritanopia (blue-blind)

#00636F

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #33519d;
/* rgb */ color: rgb(51, 81, 157);
/* oklch */ color: oklch(45.4% 0.129 265.4);

Tailwind

colors: {
  custom: {
    50: '#7781ba',
    500: '#33519d',
    950: '#000000',
  },
}

SCSS

$custom: #33519d;
$custom-light: #7781ba;
$custom-dark: #000000;

JSON

{
  "hex": "#33519d",
  "rgb": {
    "r": 51,
    "g": 81,
    "b": 157
  },
  "hsl": {
    "h": 223.019,
    "s": 50.962,
    "l": 40.784
  },
  "oklch": {
    "l": 0.4537,
    "c": 0.12858,
    "h": 265.4
  },
  "luminance": 0.09023
}

Semantic roles & 50–950 ramp

primary

#33519D

secondary

#BBA670

accent

#B34DDA

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #33519D

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

Preview Lab → · Contrast checker → · Palette generator →