#436CDC#436CDC

#436CDC is a mid, vivid blue. Relative luminance 0.171; OKLCH L 56.3% C 0.177 H 265.8°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#436CDC
RGB	rgb(67, 108, 220)
HSL	hsl(224, 69%, 56%)
HSV	hsv(224, 70%, 86%)
CMYK	cmyk(69.5%, 50.9%, 0%, 13.7%)
CIE-LAB	lab(48.37, 22.86, -61.56)
CIE-LCH	lch(48.37, 65.67, 290.37°)
OKLab	oklab(56.31% -0.013 -0.1769)
OKLCH	oklch(56.31% 0.177 265.8)
XYZ	xyz(20.5911, 17.0836, 69.9086)
Luminance	0.1709 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436CDC #DCB343

analogous

#43B8DC #436CDC #6743DC

triadic

#436CDC #DC436C #6CDC43

tetradic

#436CDC #DC43B8 #DCB343 #43DC67

square

#436CDC #DC43B8 #DCB343 #43DC67

split-complementary

#436CDC #DC6743 #B8DC43

monochromatic

#1A388B #234DBE #436CDC #7794E6 #AABDEF

Accessibility & contrast

On white

4.75

#436CDC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#436CDC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436CDC

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436CDC	#FFFFFF	#000000	##FFFFFF
##436CDC	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#267AE0

Deuteranopia (green-blind)

#006CDA

Tritanopia (blue-blind)

#00879A

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #436cdc;
/* rgb */ color: rgb(67, 108, 220);
/* oklch */ color: oklch(56.3% 0.177 265.8);

Tailwind

colors: {
  custom: {
    50: '#8995e8',
    500: '#436cdc',
    950: '#000000',
  },
}

SCSS

$custom: #436cdc;
$custom-light: #8995e8;
$custom-dark: #000000;

JSON

{
  "hex": "#436cdc",
  "rgb": {
    "r": 67,
    "g": 108,
    "b": 220
  },
  "hsl": {
    "h": 223.922,
    "s": 68.61,
    "l": 56.275
  },
  "oklch": {
    "l": 0.56306,
    "c": 0.17737,
    "h": 265.8
  },
  "luminance": 0.17086
}

Semantic roles & 50–950 ramp

primary

#436CDC

secondary

#DDCC9E

accent

#BD3CEB

background

#F9F9FE

surface

#F1F1FD

border

#CBCBD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #436CDC

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

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