#436ED0#436ED0

#436ED0 is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.9% C 0.159 H 264.1°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#436ED0
RGB	rgb(67, 110, 208)
HSL	hsl(222, 60%, 54%)
HSV	hsv(222, 68%, 82%)
CMYK	cmyk(67.8%, 47.1%, 0%, 18.4%)
CIE-LAB	lab(48.13, 17.32, -55.12)
CIE-LCH	lch(48.13, 57.78, 287.44°)
OKLab	oklab(55.88% -0.0163 -0.1579)
OKLCH	oklch(55.88% 0.159 264.1)
XYZ	xyz(19.2718, 16.8973, 61.9081)
Luminance	0.1690 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436ED0 #D0A543

analogous

#43B5D0 #436ED0 #5F43D0

triadic

#436ED0 #D0436E #6ED043

tetradic

#436ED0 #D043B5 #D0A543 #43D05F

square

#436ED0 #D043B5 #D0A543 #43D05F

split-complementary

#436ED0 #D05F43 #B5D043

monochromatic

#1F3A7A #2B52AB #436ED0 #7494DC #A5BAE8

Accessibility & contrast

On white

4.79

#436ED0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#436ED0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436ED0

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436ED0	#FFFFFF	#000000	##FFFFFF
##436ED0	1.00	4.79	4.38	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B79D4

Deuteranopia (green-blind)

#1B6CCE

Tritanopia (blue-blind)

#008595

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #436ed0;
/* rgb */ color: rgb(67, 110, 208);
/* oklch */ color: oklch(55.9% 0.159 264.1);

Tailwind

colors: {
  custom: {
    50: '#8697df',
    500: '#436ed0',
    950: '#000000',
  },
}

SCSS

$custom: #436ed0;
$custom-light: #8697df;
$custom-dark: #000000;

JSON

{
  "hex": "#436ed0",
  "rgb": {
    "r": 67,
    "g": 110,
    "b": 208
  },
  "hsl": {
    "h": 221.702,
    "s": 60,
    "l": 53.922
  },
  "oklch": {
    "l": 0.5588,
    "c": 0.15873,
    "h": 264.1
  },
  "luminance": 0.16899
}

Semantic roles & 50–950 ramp

primary

#436ED0

secondary

#D5C399

accent

#B345E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #436ED0

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

Preview Lab → · Contrast checker → · Palette generator →