#436CD4#436CD4

#436CD4 is a mid, vivid blue. Relative luminance 0.167; OKLCH L 55.7% C 0.167 H 265.2°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#436CD4
RGB	rgb(67, 108, 212)
HSL	hsl(223, 63%, 55%)
HSV	hsv(223, 68%, 83%)
CMYK	cmyk(68.4%, 49.1%, 0%, 16.9%)
CIE-LAB	lab(47.84, 20.00, -57.86)
CIE-LCH	lch(47.84, 61.22, 289.07°)
OKLab	oklab(55.74% -0.0139 -0.166)
OKLCH	oklch(55.74% 0.167 265.2)
XYZ	xyz(19.5568, 16.6699, 64.4615)
Luminance	0.1667 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436CD4 #D4AB43

analogous

#43B5D4 #436CD4 #6243D4

triadic

#436CD4 #D4436C #6CD443

tetradic

#436CD4 #D443B5 #D4AB43 #43D462

square

#436CD4 #D443B5 #D4AB43 #43D462

split-complementary

#436CD4 #D46243 #B5D443

monochromatic

#1D397F #294FB1 #436CD4 #7593DF #A7BAEB

Accessibility & contrast

On white

4.84

#436CD4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#436CD4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436CD4

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436CD4	#FFFFFF	#000000	##FFFFFF
##436CD4	1.00	4.84	4.33	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3279D8

Deuteranopia (green-blind)

#006BD2

Tritanopia (blue-blind)

#008496

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #436cd4;
/* rgb */ color: rgb(67, 108, 212);
/* oklch */ color: oklch(55.7% 0.167 265.2);

Tailwind

colors: {
  custom: {
    50: '#8795e2',
    500: '#436cd4',
    950: '#000000',
  },
}

SCSS

$custom: #436cd4;
$custom-light: #8795e2;
$custom-dark: #000000;

JSON

{
  "hex": "#436cd4",
  "rgb": {
    "r": 67,
    "g": 108,
    "b": 212
  },
  "hsl": {
    "h": 223.034,
    "s": 62.771,
    "l": 54.706
  },
  "oklch": {
    "l": 0.5574,
    "c": 0.16659,
    "h": 265.2
  },
  "luminance": 0.16672
}

Semantic roles & 50–950 ramp

primary

#436CD4

secondary

#D8C79B

accent

#B742E6

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0D0D15

muted

#7D7E83

Preview Lab

Preview with #436CD4

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

Preview Lab → · Contrast checker → · Palette generator →