#436CDA#436CDA

#436CDA is a mid, vivid blue. Relative luminance 0.170; OKLCH L 56.2% C 0.175 H 265.7°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#436CDA
RGB	rgb(67, 108, 218)
HSL	hsl(224, 67%, 56%)
HSV	hsv(224, 69%, 85%)
CMYK	cmyk(69.3%, 50.5%, 0%, 14.5%)
CIE-LAB	lab(48.23, 22.15, -60.64)
CIE-LCH	lch(48.23, 64.56, 290.06°)
OKLab	oklab(56.16% -0.0132 -0.1742)
OKLCH	oklch(56.16% 0.175 265.7)
XYZ	xyz(20.3278, 16.9783, 68.5219)
Luminance	0.1698 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436CDA #DAB143

analogous

#43B7DA #436CDA #6543DA

triadic

#436CDA #DA436C #6CDA43

tetradic

#436CDA #DA43B7 #DAB143 #43DA65

square

#436CDA #DA43B7 #DAB143 #43DA65

split-complementary

#436CDA #DA6543 #B7DA43

monochromatic

#1B3888 #254EBB #436CDA #7694E4 #A9BCEE

Accessibility & contrast

On white

4.78

#436CDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#436CDA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436CDA

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436CDA	#FFFFFF	#000000	##FFFFFF
##436CDA	1.00	4.78	4.40	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A7ADE

Deuteranopia (green-blind)

#006CD8

Tritanopia (blue-blind)

#008699

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #436cda;
/* rgb */ color: rgb(67, 108, 218);
/* oklch */ color: oklch(56.2% 0.175 265.7);

Tailwind

colors: {
  custom: {
    50: '#8895e6',
    500: '#436cda',
    950: '#000000',
  },
}

SCSS

$custom: #436cda;
$custom-light: #8895e6;
$custom-dark: #000000;

JSON

{
  "hex": "#436cda",
  "rgb": {
    "r": 67,
    "g": 108,
    "b": 218
  },
  "hsl": {
    "h": 223.709,
    "s": 67.111,
    "l": 55.882
  },
  "oklch": {
    "l": 0.56163,
    "c": 0.17469,
    "h": 265.7
  },
  "luminance": 0.1698
}

Semantic roles & 50–950 ramp

primary

#436CDA

secondary

#DCCB9D

accent

#BB3EEA

background

#F9F9FE

surface

#F1F1FC

border

#CBCBD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #436CDA

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

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