#436ACF#436ACF

#436ACF is a mid, vivid blue. Relative luminance 0.160; OKLCH L 55.0% C 0.162 H 265.5°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#436ACF
RGB	rgb(67, 106, 207)
HSL	hsl(223, 59%, 54%)
HSV	hsv(223, 68%, 81%)
CMYK	cmyk(67.6%, 48.8%, 0%, 18.8%)
CIE-LAB	lab(46.98, 19.48, -56.40)
CIE-LCH	lch(46.98, 59.67, 289.06°)
OKLab	oklab(54.98% -0.0127 -0.1617)
OKLCH	oklch(54.98% 0.162 265.5)
XYZ	xyz(18.7273, 16.0045, 61.1216)
Luminance	0.1601 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436ACF #CFA843

analogous

#43B0CF #436ACF #6243CF

triadic

#436ACF #CF436A #6ACF43

tetradic

#436ACF #CF43B0 #CFA843 #43CF62

square

#436ACF #CF43B0 #CFA843 #43CF62

split-complementary

#436ACF #CF6243 #B0CF43

monochromatic

#1F3879 #2B4EAA #436ACF #7491DB #A5B7E8

Accessibility & contrast

On white

5.00

#436ACF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.20

#436ACF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436ACF

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436ACF	#FFFFFF	#000000	##FFFFFF
##436ACF	1.00	5.00	4.20	5.00
#FFFFFF	5.00	1.00	21.00	1.00
#000000	4.20	21.00	1.00	21.00
##FFFFFF	5.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3276D3

Deuteranopia (green-blind)

#0869CD

Tritanopia (blue-blind)

#008292

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #436acf;
/* rgb */ color: rgb(67, 106, 207);
/* oklch */ color: oklch(55.0% 0.162 265.5);

Tailwind

colors: {
  custom: {
    50: '#8694de',
    500: '#436acf',
    950: '#000000',
  },
}

SCSS

$custom: #436acf;
$custom-light: #8694de;
$custom-dark: #000000;

JSON

{
  "hex": "#436acf",
  "rgb": {
    "r": 67,
    "g": 106,
    "b": 207
  },
  "hsl": {
    "h": 223.286,
    "s": 59.322,
    "l": 53.725
  },
  "oklch": {
    "l": 0.54981,
    "c": 0.16222,
    "h": 265.5
  },
  "luminance": 0.16006
}

Semantic roles & 50–950 ramp

primary

#436ACF

secondary

#D5C499

accent

#B745E3

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #436ACF

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

Preview Lab → · Contrast checker → · Palette generator →