#436CC4#436CC4

#436CC4 is a mid, vivid blue. Relative luminance 0.159; OKLCH L 54.7% C 0.145 H 263.5°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#436CC4
RGB	rgb(67, 108, 196)
HSL	hsl(221, 52%, 52%)
HSV	hsv(221, 66%, 77%)
CMYK	cmyk(65.8%, 44.9%, 0%, 23.1%)
CIE-LAB	lab(46.85, 14.30, -50.30)
CIE-LCH	lch(46.85, 52.29, 285.87°)
OKLab	oklab(54.66% -0.0163 -0.1438)
OKLCH	oklch(54.66% 0.145 263.5)
XYZ	xyz(17.6376, 15.9023, 54.3538)
Luminance	0.1590 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436CC4 #C49B43

analogous

#43ADC4 #436CC4 #5B43C4

triadic

#436CC4 #C4436C #6CC443

tetradic

#436CC4 #C443AD #C49B43 #43C45B

square

#436CC4 #C443AD #C49B43 #43C45B

split-complementary

#436CC4 #C45B43 #ADC443

monochromatic

#22396B #30529A #436CC4 #7290D3 #A0B5E1

Accessibility & contrast

On white

5.02

#436CC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#436CC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436CC4

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436CC4	#FFFFFF	#000000	##FFFFFF
##436CC4	1.00	5.02	4.18	5.02
#FFFFFF	5.02	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4175C7

Deuteranopia (green-blind)

#2B6AC2

Tritanopia (blue-blind)

#00808E

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #436cc4;
/* rgb */ color: rgb(67, 108, 196);
/* oklch */ color: oklch(54.7% 0.145 263.5);

Tailwind

colors: {
  custom: {
    50: '#8495d6',
    500: '#436cc4',
    950: '#000000',
  },
}

SCSS

$custom: #436cc4;
$custom-light: #8495d6;
$custom-dark: #000000;

JSON

{
  "hex": "#436cc4",
  "rgb": {
    "r": 67,
    "g": 108,
    "b": 196
  },
  "hsl": {
    "h": 220.93,
    "s": 52.227,
    "l": 51.569
  },
  "oklch": {
    "l": 0.54658,
    "c": 0.14468,
    "h": 263.5
  },
  "luminance": 0.15904
}

Semantic roles & 50–950 ramp

primary

#436CC4

secondary

#CEBC95

accent

#AE4CDC

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #436CC4

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

Preview Lab → · Contrast checker → · Palette generator →