#436BCD#436BCD

#436BCD is a mid, vivid blue. Relative luminance 0.161; OKLCH L 55.0% C 0.158 H 265.0°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#436BCD
RGB	rgb(67, 107, 205)
HSL	hsl(223, 58%, 53%)
HSV	hsv(223, 67%, 80%)
CMYK	cmyk(67.3%, 47.8%, 0%, 19.6%)
CIE-LAB	lab(47.12, 18.14, -55.02)
CIE-LCH	lch(47.12, 57.93, 288.24°)
OKLab	oklab(55.05% -0.0139 -0.1577)
OKLCH	oklch(55.05% 0.158 265)
XYZ	xyz(18.5880, 16.1146, 59.8766)
Luminance	0.1612 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436BCD #CDA543

analogous

#43B0CD #436BCD #6043CD

triadic

#436BCD #CD436B #6BCD43

tetradic

#436BCD #CD43B0 #CDA543 #43CD60

square

#436BCD #CD43B0 #CDA543 #43CD60

split-complementary

#436BCD #CD6043 #B0CD43

monochromatic

#1F3976 #2C50A7 #436BCD #7391DA #A4B7E7

Accessibility & contrast

On white

4.97

#436BCD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#436BCD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436BCD

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436BCD	#FFFFFF	#000000	##FFFFFF
##436BCD	1.00	4.97	4.22	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3776D1

Deuteranopia (green-blind)

#166ACB

Tritanopia (blue-blind)

#008292

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #436bcd;
/* rgb */ color: rgb(67, 107, 205);
/* oklch */ color: oklch(55.0% 0.158 265.0);

Tailwind

colors: {
  custom: {
    50: '#8694dd',
    500: '#436bcd',
    950: '#000000',
  },
}

SCSS

$custom: #436bcd;
$custom-light: #8694dd;
$custom-dark: #000000;

JSON

{
  "hex": "#436bcd",
  "rgb": {
    "r": 67,
    "g": 107,
    "b": 205
  },
  "hsl": {
    "h": 222.609,
    "s": 57.983,
    "l": 53.333
  },
  "oklch": {
    "l": 0.5505,
    "c": 0.15826,
    "h": 265
  },
  "luminance": 0.16116
}

Semantic roles & 50–950 ramp

primary

#436BCD

secondary

#D4C298

accent

#B447E1

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #436BCD

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

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