#33539F#33539F

#33539F is a mid, vivid blue. Relative luminance 0.094; OKLCH L 45.9% C 0.129 H 264.7°. Best body text is #FFFFFF at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#33539F
RGB	rgb(51, 83, 159)
HSL	hsl(222, 51%, 41%)
HSV	hsv(222, 68%, 62%)
CMYK	cmyk(67.9%, 47.8%, 0%, 37.6%)
CIE-LAB	lab(36.73, 14.25, -44.83)
CIE-LCH	lch(36.73, 47.04, 287.64°)
OKLab	oklab(45.95% -0.012 -0.1284)
OKLCH	oklch(45.95% 0.129 264.7)
XYZ	xyz(10.7143, 9.3925, 34.0424)
Luminance	0.0939 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33539F #9F7F33

analogous

#33899F #33539F #49339F

triadic

#33539F #9F3353 #539F33

tetradic

#33539F #9F3389 #9F7F33 #339F49

square

#33539F #9F3389 #9F7F33 #339F49

split-complementary

#33539F #9F4933 #899F33

monochromatic

#152342 #243B71 #33539F #4A6FC5 #7994D4

Accessibility & contrast

On white

7.29

#33539F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#33539F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33539F

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33539F	#FFFFFF	#000000	##FFFFFF
##33539F	1.00	7.29	2.88	7.29
#FFFFFF	7.29	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C5CA2

Deuteranopia (green-blind)

#15529D

Tritanopia (blue-blind)

#006571

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #33539f;
/* rgb */ color: rgb(51, 83, 159);
/* oklch */ color: oklch(45.9% 0.129 264.7);

Tailwind

colors: {
  custom: {
    50: '#7782bc',
    500: '#33539f',
    950: '#000000',
  },
}

SCSS

$custom: #33539f;
$custom-light: #7782bc;
$custom-dark: #000000;

JSON

{
  "hex": "#33539f",
  "rgb": {
    "r": 51,
    "g": 83,
    "b": 159
  },
  "hsl": {
    "h": 222.222,
    "s": 51.429,
    "l": 41.176
  },
  "oklch": {
    "l": 0.45949,
    "c": 0.12892,
    "h": 264.7
  },
  "luminance": 0.09394
}

Semantic roles & 50–950 ramp

primary

#33539F

secondary

#BCA671

accent

#B14DDB

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #33539F

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

Preview Lab → · Contrast checker → · Palette generator →