#436CC0#436CC0

#436CC0 is a mid, vivid blue. Relative luminance 0.157; OKLCH L 54.4% C 0.139 H 263.0°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#436CC0
RGB	rgb(67, 108, 192)
HSL	hsl(220, 50%, 51%)
HSV	hsv(220, 65%, 75%)
CMYK	cmyk(65.1%, 43.7%, 0%, 24.7%)
CIE-LAB	lab(46.61, 12.89, -48.37)
CIE-LCH	lch(46.61, 50.06, 284.92°)
OKLab	oklab(54.4% -0.017 -0.1381)
OKLCH	oklch(54.4% 0.139 263)
XYZ	xyz(17.1884, 15.7226, 51.9879)
Luminance	0.1572 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436CC0 #C09743

analogous

#43AAC0 #436CC0 #5843C0

triadic

#436CC0 #C0436C #6CC043

tetradic

#436CC0 #C043AA #C09743 #43C058

square

#436CC0 #C043AA #C09743 #43C058

split-complementary

#436CC0 #C05843 #AAC043

monochromatic

#223966 #325294 #436CC0 #7190CF #9FB4DF

Accessibility & contrast

On white

5.07

#436CC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#436CC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436CC0

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436CC0	#FFFFFF	#000000	##FFFFFF
##436CC0	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4475C3

Deuteranopia (green-blind)

#3069BE

Tritanopia (blue-blind)

#007F8C

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #436cc0;
/* rgb */ color: rgb(67, 108, 192);
/* oklch */ color: oklch(54.4% 0.139 263.0);

Tailwind

colors: {
  custom: {
    50: '#8495d3',
    500: '#436cc0',
    950: '#000000',
  },
}

SCSS

$custom: #436cc0;
$custom-light: #8495d3;
$custom-dark: #000000;

JSON

{
  "hex": "#436cc0",
  "rgb": {
    "r": 67,
    "g": 108,
    "b": 192
  },
  "hsl": {
    "h": 220.32,
    "s": 49.801,
    "l": 50.784
  },
  "oklch": {
    "l": 0.54399,
    "c": 0.13913,
    "h": 263
  },
  "luminance": 0.15724
}

Semantic roles & 50–950 ramp

primary

#436CC0

secondary

#CBB994

accent

#AC4ED9

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #436CC0

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

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