#436CD0#436CD0

#436CD0 is a mid, vivid blue. Relative luminance 0.165; OKLCH L 55.5% C 0.161 H 264.9°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#436CD0
RGB	rgb(67, 108, 208)
HSL	hsl(223, 60%, 54%)
HSV	hsv(223, 68%, 82%)
CMYK	cmyk(67.8%, 48.1%, 0%, 18.4%)
CIE-LAB	lab(47.59, 18.58, -55.99)
CIE-LCH	lch(47.59, 58.99, 288.35°)
OKLab	oklab(55.46% -0.0144 -0.1605)
OKLCH	oklch(55.46% 0.161 264.9)
XYZ	xyz(19.0585, 16.4706, 61.8370)
Luminance	0.1647 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436CD0 #D0A743

analogous

#43B3D0 #436CD0 #6143D0

triadic

#436CD0 #D0436C #6CD043

tetradic

#436CD0 #D043B3 #D0A743 #43D061

square

#436CD0 #D043B3 #D0A743 #43D061

split-complementary

#436CD0 #D06143 #B3D043

monochromatic

#1F397A #2B50AB #436CD0 #7492DC #A5B9E8

Accessibility & contrast

On white

4.89

#436CD0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#436CD0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436CD0

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436CD0	#FFFFFF	#000000	##FFFFFF
##436CD0	1.00	4.89	4.29	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3678D4

Deuteranopia (green-blind)

#126BCE

Tritanopia (blue-blind)

#008394

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #436cd0;
/* rgb */ color: rgb(67, 108, 208);
/* oklch */ color: oklch(55.5% 0.161 264.9);

Tailwind

colors: {
  custom: {
    50: '#8695df',
    500: '#436cd0',
    950: '#000000',
  },
}

SCSS

$custom: #436cd0;
$custom-light: #8695df;
$custom-dark: #000000;

JSON

{
  "hex": "#436cd0",
  "rgb": {
    "r": 67,
    "g": 108,
    "b": 208
  },
  "hsl": {
    "h": 222.553,
    "s": 60,
    "l": 53.922
  },
  "oklch": {
    "l": 0.55463,
    "c": 0.16115,
    "h": 264.9
  },
  "luminance": 0.16472
}

Semantic roles & 50–950 ramp

primary

#436CD0

secondary

#D5C499

accent

#B545E3

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #436CD0

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

Preview Lab → · Contrast checker → · Palette generator →