#436EC0#436EC0

#436EC0 is a mid, vivid blue. Relative luminance 0.162; OKLCH L 54.8% C 0.137 H 262.0°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#436EC0
RGB	rgb(67, 110, 192)
HSL	hsl(219, 50%, 51%)
HSV	hsv(219, 65%, 75%)
CMYK	cmyk(65.1%, 42.7%, 0%, 24.7%)
CIE-LAB	lab(47.17, 11.63, -47.48)
CIE-LCH	lch(47.17, 48.88, 283.77°)
OKLab	oklab(54.83% -0.019 -0.1354)
OKLCH	oklch(54.83% 0.137 262)
XYZ	xyz(17.4017, 16.1493, 52.0590)
Luminance	0.1615 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436EC0 #C09543

analogous

#43ACC0 #436EC0 #5643C0

triadic

#436EC0 #C0436E #6EC043

tetradic

#436EC0 #C043AC #C09543 #43C056

square

#436EC0 #C043AC #C09543 #43C056

split-complementary

#436EC0 #C05643 #ACC043

monochromatic

#223A66 #325494 #436EC0 #7191CF #9FB5DF

Accessibility & contrast

On white

4.96

#436EC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#436EC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436EC0

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436EC0	#FFFFFF	#000000	##FFFFFF
##436EC0	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4876C3

Deuteranopia (green-blind)

#346ABE

Tritanopia (blue-blind)

#00818D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #436ec0;
/* rgb */ color: rgb(67, 110, 192);
/* oklch */ color: oklch(54.8% 0.137 262.0);

Tailwind

colors: {
  custom: {
    50: '#8497d3',
    500: '#436ec0',
    950: '#000000',
  },
}

SCSS

$custom: #436ec0;
$custom-light: #8497d3;
$custom-dark: #000000;

JSON

{
  "hex": "#436ec0",
  "rgb": {
    "r": 67,
    "g": 110,
    "b": 192
  },
  "hsl": {
    "h": 219.36,
    "s": 49.801,
    "l": 50.784
  },
  "oklch": {
    "l": 0.54832,
    "c": 0.13675,
    "h": 262
  },
  "luminance": 0.16151
}

Semantic roles & 50–950 ramp

primary

#436EC0

secondary

#CBB894

accent

#AA4ED9

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #436EC0

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

Preview Lab → · Contrast checker → · Palette generator →