#33549B#33549B

#33549B is a mid, vivid blue. Relative luminance 0.094; OKLCH L 45.9% C 0.122 H 263.6°. Best body text is #FFFFFF at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#33549B
RGB	rgb(51, 84, 155)
HSL	hsl(221, 50%, 40%)
HSV	hsv(221, 67%, 61%)
CMYK	cmyk(67.1%, 45.8%, 0%, 39.2%)
CIE-LAB	lab(36.76, 12.11, -42.38)
CIE-LCH	lch(36.76, 44.07, 285.95°)
OKLab	oklab(45.89% -0.0136 -0.1211)
OKLCH	oklch(45.89% 0.122 263.6)
XYZ	xyz(10.4499, 9.4100, 32.2696)
Luminance	0.0941 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33549B #9B7A33

analogous

#33889B #33549B #46339B

triadic

#33549B #9B3354 #549B33

tetradic

#33549B #9B3388 #9B7A33 #339B46

square

#33549B #9B3388 #9B7A33 #339B46

split-complementary

#33549B #9B4633 #889B33

monochromatic

#15223F #243B6D #33549B #486FC3 #7693D2

Accessibility & contrast

On white

7.29

#33549B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#33549B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33549B

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33549B	#FFFFFF	#000000	##FFFFFF
##33549B	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)

#315C9E

Deuteranopia (green-blind)

#1F529A

Tritanopia (blue-blind)

#006470

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #33549b;
/* rgb */ color: rgb(51, 84, 155);
/* oklch */ color: oklch(45.9% 0.122 263.6);

Tailwind

colors: {
  custom: {
    50: '#7683b9',
    500: '#33549b',
    950: '#000000',
  },
}

SCSS

$custom: #33549b;
$custom-light: #7683b9;
$custom-dark: #000000;

JSON

{
  "hex": "#33549b",
  "rgb": {
    "r": 51,
    "g": 84,
    "b": 155
  },
  "hsl": {
    "h": 220.962,
    "s": 50.485,
    "l": 40.392
  },
  "oklch": {
    "l": 0.45892,
    "c": 0.12189,
    "h": 263.6
  },
  "luminance": 0.09411
}

Semantic roles & 50–950 ramp

primary

#33549B

secondary

#BAA36F

accent

#AE4EDA

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #33549B

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

Preview Lab → · Contrast checker → · Palette generator →