#436BD0#436BD0

#436BD0 is a mid, vivid blue. Relative luminance 0.163; OKLCH L 55.3% C 0.162 H 265.2°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#436BD0
RGB	rgb(67, 107, 208)
HSL	hsl(223, 60%, 54%)
HSV	hsv(223, 68%, 82%)
CMYK	cmyk(67.8%, 48.6%, 0%, 18.4%)
CIE-LAB	lab(47.31, 19.21, -56.43)
CIE-LCH	lch(47.31, 59.61, 288.80°)
OKLab	oklab(55.26% -0.0135 -0.1618)
OKLCH	oklch(55.26% 0.162 265.2)
XYZ	xyz(18.9536, 16.2609, 61.8021)
Luminance	0.1626 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436BD0 #D0A843

analogous

#43B2D0 #436BD0 #6243D0

triadic

#436BD0 #D0436B #6BD043

tetradic

#436BD0 #D043B2 #D0A843 #43D062

square

#436BD0 #D043B2 #D0A843 #43D062

split-complementary

#436BD0 #D06243 #B2D043

monochromatic

#1F387A #2B4FAB #436BD0 #7492DC #A5B8E8

Accessibility & contrast

On white

4.94

#436BD0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#436BD0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436BD0

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436BD0	#FFFFFF	#000000	##FFFFFF
##436BD0	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3477D4

Deuteranopia (green-blind)

#0B6ACE

Tritanopia (blue-blind)

#008393

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #436bd0;
/* rgb */ color: rgb(67, 107, 208);
/* oklch */ color: oklch(55.3% 0.162 265.2);

Tailwind

colors: {
  custom: {
    50: '#8794df',
    500: '#436bd0',
    950: '#000000',
  },
}

SCSS

$custom: #436bd0;
$custom-light: #8794df;
$custom-dark: #000000;

JSON

{
  "hex": "#436bd0",
  "rgb": {
    "r": 67,
    "g": 107,
    "b": 208
  },
  "hsl": {
    "h": 222.979,
    "s": 60,
    "l": 53.922
  },
  "oklch": {
    "l": 0.55257,
    "c": 0.16236,
    "h": 265.2
  },
  "luminance": 0.16263
}

Semantic roles & 50–950 ramp

primary

#436BD0

secondary

#D5C499

accent

#B645E3

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #436BD0

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

Preview Lab → · Contrast checker → · Palette generator →