#436FF4#436FF4

#436FF4 is a mid, highly saturated blue. Relative luminance 0.191; OKLCH L 58.7% C 0.205 H 266.2°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#436FF4
RGB	rgb(67, 111, 244)
HSL	hsl(225, 89%, 61%)
HSV	hsv(225, 73%, 96%)
CMYK	cmyk(72.5%, 54.5%, 0%, 4.3%)
CIE-LAB	lab(50.79, 29.54, -71.12)
CIE-LCH	lch(50.79, 77.01, 292.55°)
OKLab	oklab(58.67% -0.0135 -0.2049)
OKLCH	oklch(58.67% 0.205 266.2)
XYZ	xyz(24.3226, 19.0912, 87.9735)
Luminance	0.1909 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436FF4 #F4C843

analogous

#43C7F4 #436FF4 #6F43F4

triadic

#436FF4 #F4436F #6FF443

tetradic

#436FF4 #F443C7 #F4C843 #43F46F

square

#436FF4 #F443C7 #F4C843 #43F46F

split-complementary

#436FF4 #F46F43 #C7F443

monochromatic

#0A34B2 #0E45EC #436FF4 #7D9BF7 #B7C8FB

Accessibility & contrast

On white

4.36

#436FF4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#436FF4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #436FF4

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436FF4	#FFFFFF	#000000	##000000
##436FF4	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0081F9

Deuteranopia (green-blind)

#0071F1

Tritanopia (blue-blind)

#0090A7

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #436ff4;
/* rgb */ color: rgb(67, 111, 244);
/* oklch */ color: oklch(58.7% 0.205 266.2);

Tailwind

colors: {
  custom: {
    50: '#8d97f9',
    500: '#436ff4',
    950: '#000000',
  },
}

SCSS

$custom: #436ff4;
$custom-light: #8d97f9;
$custom-dark: #000000;

JSON

{
  "hex": "#436ff4",
  "rgb": {
    "r": 67,
    "g": 111,
    "b": 244
  },
  "hsl": {
    "h": 225.085,
    "s": 88.945,
    "l": 60.98
  },
  "oklch": {
    "l": 0.58665,
    "c": 0.20539,
    "h": 266.2
  },
  "luminance": 0.19094
}

Semantic roles & 50–950 ramp

primary

#436FF4

secondary

#EBDAA8

accent

#AC00E6

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #436FF4

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

Preview Lab → · Contrast checker → · Palette generator →