#436BBA#436BBA

#436BBA is a mid, vivid blue. Relative luminance 0.153; OKLCH L 53.8% C 0.132 H 262.6°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#436BBA
RGB	rgb(67, 107, 186)
HSL	hsl(220, 47%, 50%)
HSV	hsv(220, 64%, 73%)
CMYK	cmyk(64%, 42.5%, 0%, 27.1%)
CIE-LAB	lab(45.98, 11.40, -45.91)
CIE-LCH	lch(45.98, 47.30, 283.94°)
OKLab	oklab(53.8% -0.0171 -0.1309)
OKLCH	oklch(53.8% 0.132 262.6)
XYZ	xyz(16.4323, 15.2523, 48.5229)
Luminance	0.1525 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436BBA #BA9243

analogous

#43A7BA #436BBA #5743BA

triadic

#436BBA #BA436B #6BBA43

tetradic

#436BBA #BA43A7 #BA9243 #43BA57

square

#436BBA #BA43A7 #BA9243 #43BA57

split-complementary

#436BBA #BA5743 #A7BA43

monochromatic

#233760 #33518D #436BBA #6F8ECB #9CB1DB

Accessibility & contrast

On white

5.18

#436BBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#436BBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436BBA

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436BBA	#FFFFFF	#000000	##FFFFFF
##436BBA	1.00	5.18	4.05	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4773BD

Deuteranopia (green-blind)

#3568B8

Tritanopia (blue-blind)

#007D89

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #436bba;
/* rgb */ color: rgb(67, 107, 186);
/* oklch */ color: oklch(53.8% 0.132 262.6);

Tailwind

colors: {
  custom: {
    50: '#8394cf',
    500: '#436bba',
    950: '#000000',
  },
}

SCSS

$custom: #436bba;
$custom-light: #8394cf;
$custom-dark: #000000;

JSON

{
  "hex": "#436bba",
  "rgb": {
    "r": 67,
    "g": 107,
    "b": 186
  },
  "hsl": {
    "h": 219.832,
    "s": 47.036,
    "l": 49.608
  },
  "oklch": {
    "l": 0.538,
    "c": 0.13198,
    "h": 262.6
  },
  "luminance": 0.15254
}

Semantic roles & 50–950 ramp

primary

#436BBA

secondary

#C8B591

accent

#AA51D7

background

#F8F9FC

surface

#F0F1F9

border

#CBCBD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #436BBA

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

Preview Lab → · Contrast checker → · Palette generator →