#436AC0#436AC0

#436AC0 is a mid, vivid blue. Relative luminance 0.153; OKLCH L 54.0% C 0.142 H 263.9°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#436AC0
RGB	rgb(67, 106, 192)
HSL	hsl(221, 50%, 51%)
HSV	hsv(221, 65%, 75%)
CMYK	cmyk(65.1%, 44.8%, 0%, 24.7%)
CIE-LAB	lab(46.05, 14.15, -49.27)
CIE-LCH	lch(46.05, 51.26, 286.02°)
OKLab	oklab(53.97% -0.015 -0.1407)
OKLCH	oklch(53.97% 0.142 263.9)
XYZ	xyz(16.9799, 15.3055, 51.9184)
Luminance	0.1531 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436AC0 #C09943

analogous

#43A8C0 #436AC0 #5A43C0

triadic

#436AC0 #C0436A #6AC043

tetradic

#436AC0 #C043A8 #C09943 #43C05A

square

#436AC0 #C043A8 #C09943 #43C05A

split-complementary

#436AC0 #C05A43 #A8C043

monochromatic

#223866 #325094 #436AC0 #718ECF #9FB3DF

Accessibility & contrast

On white

5.17

#436AC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#436AC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436AC0

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436AC0	#FFFFFF	#000000	##FFFFFF
##436AC0	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4173C3

Deuteranopia (green-blind)

#2B68BE

Tritanopia (blue-blind)

#007E8B

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #436ac0;
/* rgb */ color: rgb(67, 106, 192);
/* oklch */ color: oklch(54.0% 0.142 263.9);

Tailwind

colors: {
  custom: {
    50: '#8494d3',
    500: '#436ac0',
    950: '#000000',
  },
}

SCSS

$custom: #436ac0;
$custom-light: #8494d3;
$custom-dark: #000000;

JSON

{
  "hex": "#436ac0",
  "rgb": {
    "r": 67,
    "g": 106,
    "b": 192
  },
  "hsl": {
    "h": 221.28,
    "s": 49.801,
    "l": 50.784
  },
  "oklch": {
    "l": 0.53969,
    "c": 0.14154,
    "h": 263.9
  },
  "luminance": 0.15307
}

Semantic roles & 50–950 ramp

primary

#436AC0

secondary

#CBBA94

accent

#AE4ED9

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #436AC0

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

Preview Lab → · Contrast checker → · Palette generator →