#436BC7#436BC7

#436BC7 is a mid, vivid blue. Relative luminance 0.158; OKLCH L 54.6% C 0.150 H 264.3°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#436BC7
RGB	rgb(67, 107, 199)
HSL	hsl(222, 54%, 52%)
HSV	hsv(222, 66%, 78%)
CMYK	cmyk(66.3%, 46.2%, 0%, 22%)
CIE-LAB	lab(46.75, 16.00, -52.18)
CIE-LCH	lch(46.75, 54.58, 287.05°)
OKLab	oklab(54.64% -0.0148 -0.1493)
OKLCH	oklch(54.64% 0.15 264.3)
XYZ	xyz(17.8776, 15.8305, 56.1352)
Luminance	0.1583 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436BC7 #C79F43

analogous

#43ADC7 #436BC7 #5D43C7

triadic

#436BC7 #C7436B #6BC743

tetradic

#436BC7 #C743AD #C79F43 #43C75D

square

#436BC7 #C743AD #C79F43 #43C75D

split-complementary

#436BC7 #C75D43 #ADC743

monochromatic

#21386F #2F519E #436BC7 #7290D5 #A1B5E3

Accessibility & contrast

On white

5.04

#436BC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#436BC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436BC7

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436BC7	#FFFFFF	#000000	##FFFFFF
##436BC7	1.00	5.04	4.17	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D75CA

Deuteranopia (green-blind)

#2369C5

Tritanopia (blue-blind)

#00808F

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #436bc7;
/* rgb */ color: rgb(67, 107, 199);
/* oklch */ color: oklch(54.6% 0.150 264.3);

Tailwind

colors: {
  custom: {
    50: '#8594d8',
    500: '#436bc7',
    950: '#000000',
  },
}

SCSS

$custom: #436bc7;
$custom-light: #8594d8;
$custom-dark: #000000;

JSON

{
  "hex": "#436bc7",
  "rgb": {
    "r": 67,
    "g": 107,
    "b": 199
  },
  "hsl": {
    "h": 221.818,
    "s": 54.098,
    "l": 52.157
  },
  "oklch": {
    "l": 0.54644,
    "c": 0.15002,
    "h": 264.3
  },
  "luminance": 0.15832
}

Semantic roles & 50–950 ramp

primary

#436BC7

secondary

#D0BE96

accent

#B14ADD

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #436BC7

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

Preview Lab → · Contrast checker → · Palette generator →