#436EC4#436EC4

#436EC4 is a mid, vivid blue. Relative luminance 0.163; OKLCH L 55.1% C 0.142 H 262.6°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#436EC4
RGB	rgb(67, 110, 196)
HSL	hsl(220, 52%, 52%)
HSV	hsv(220, 66%, 77%)
CMYK	cmyk(65.8%, 43.9%, 0%, 23.1%)
CIE-LAB	lab(47.40, 13.05, -49.41)
CIE-LCH	lch(47.40, 51.10, 284.79°)
OKLab	oklab(55.09% -0.0182 -0.1411)
OKLCH	oklch(55.09% 0.142 262.6)
XYZ	xyz(17.8510, 16.3290, 54.4249)
Luminance	0.1633 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436EC4 #C49943

analogous

#43AFC4 #436EC4 #5943C4

triadic

#436EC4 #C4436E #6EC443

tetradic

#436EC4 #C443AF #C49943 #43C459

square

#436EC4 #C443AF #C49943 #43C459

split-complementary

#436EC4 #C45943 #AFC443

monochromatic

#223A6B #30539A #436EC4 #7292D3 #A0B6E1

Accessibility & contrast

On white

4.92

#436EC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#436EC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436EC4

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436EC4	#FFFFFF	#000000	##FFFFFF
##436EC4	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4577C7

Deuteranopia (green-blind)

#2F6BC2

Tritanopia (blue-blind)

#00828F

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #436ec4;
/* rgb */ color: rgb(67, 110, 196);
/* oklch */ color: oklch(55.1% 0.142 262.6);

Tailwind

colors: {
  custom: {
    50: '#8497d6',
    500: '#436ec4',
    950: '#000000',
  },
}

SCSS

$custom: #436ec4;
$custom-light: #8497d6;
$custom-dark: #000000;

JSON

{
  "hex": "#436ec4",
  "rgb": {
    "r": 67,
    "g": 110,
    "b": 196
  },
  "hsl": {
    "h": 220,
    "s": 52.227,
    "l": 51.569
  },
  "oklch": {
    "l": 0.55087,
    "c": 0.14228,
    "h": 262.6
  },
  "luminance": 0.16331
}

Semantic roles & 50–950 ramp

primary

#436EC4

secondary

#CEBB95

accent

#AC4CDC

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #436EC4

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

Preview Lab → · Contrast checker → · Palette generator →