#33509E#33509E

#33509E is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.2% C 0.131 H 266.0°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#33509E
RGB	rgb(51, 80, 158)
HSL	hsl(224, 51%, 41%)
HSV	hsv(224, 68%, 62%)
CMYK	cmyk(67.7%, 49.4%, 0%, 38%)
CIE-LAB	lab(35.81, 15.86, -45.71)
CIE-LCH	lch(35.81, 48.38, 289.14°)
OKLab	oklab(45.22% -0.0092 -0.131)
OKLCH	oklch(45.22% 0.131 266)
XYZ	xyz(10.4033, 8.9088, 33.5124)
Luminance	0.0891 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33509E #9E8133

analogous

#33859E #33509E #4B339E

triadic

#33509E #9E3350 #509E33

tetradic

#33509E #9E3385 #9E8133 #339E4B

square

#33509E #9E3385 #9E8133 #339E4B

split-complementary

#33509E #9E4B33 #859E33

monochromatic

#152141 #243970 #33509E #4A6BC4 #7891D3

Accessibility & contrast

On white

7.55

#33509E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#33509E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33509E

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33509E	#FFFFFF	#000000	##FFFFFF
##33509E	1.00	7.55	2.78	7.55
#FFFFFF	7.55	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2659A1

Deuteranopia (green-blind)

#0B509C

Tritanopia (blue-blind)

#00626F

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #33509e;
/* rgb */ color: rgb(51, 80, 158);
/* oklch */ color: oklch(45.2% 0.131 266.0);

Tailwind

colors: {
  custom: {
    50: '#7780bb',
    500: '#33509e',
    950: '#000000',
  },
}

SCSS

$custom: #33509e;
$custom-light: #7780bb;
$custom-dark: #000000;

JSON

{
  "hex": "#33509e",
  "rgb": {
    "r": 51,
    "g": 80,
    "b": 158
  },
  "hsl": {
    "h": 223.738,
    "s": 51.196,
    "l": 40.98
  },
  "oklch": {
    "l": 0.45224,
    "c": 0.13131,
    "h": 266
  },
  "luminance": 0.0891
}

Semantic roles & 50–950 ramp

primary

#33509E

secondary

#BCA871

accent

#B44DDB

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #33509E

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

Preview Lab → · Contrast checker → · Palette generator →