#436CBC#436CBC

#436CBC is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.1% C 0.134 H 262.4°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#436CBC
RGB	rgb(67, 108, 188)
HSL	hsl(220, 47%, 50%)
HSV	hsv(220, 64%, 74%)
CMYK	cmyk(64.4%, 42.6%, 0%, 26.3%)
CIE-LAB	lab(46.38, 11.47, -46.43)
CIE-LCH	lch(46.38, 47.83, 283.88°)
OKLab	oklab(54.14% -0.0177 -0.1324)
OKLCH	oklch(54.14% 0.134 262.4)
XYZ	xyz(16.7512, 15.5477, 49.6854)
Luminance	0.1555 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436CBC #BC9343

analogous

#43A9BC #436CBC #5643BC

triadic

#436CBC #BC436C #6CBC43

tetradic

#436CBC #BC43A9 #BC9343 #43BC56

square

#436CBC #BC43A9 #BC9343 #43BC56

split-complementary

#436CBC #BC5643 #A9BC43

monochromatic

#233862 #33528F #436CBC #708FCC #9DB3DC

Accessibility & contrast

On white

5.11

#436CBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#436CBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436CBC

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436CBC	#FFFFFF	#000000	##FFFFFF
##436CBC	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4774BF

Deuteranopia (green-blind)

#3569BA

Tritanopia (blue-blind)

#007E8B

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #436cbc;
/* rgb */ color: rgb(67, 108, 188);
/* oklch */ color: oklch(54.1% 0.134 262.4);

Tailwind

colors: {
  custom: {
    50: '#8395d0',
    500: '#436cbc',
    950: '#000000',
  },
}

SCSS

$custom: #436cbc;
$custom-light: #8395d0;
$custom-dark: #000000;

JSON

{
  "hex": "#436cbc",
  "rgb": {
    "r": 67,
    "g": 108,
    "b": 188
  },
  "hsl": {
    "h": 219.669,
    "s": 47.451,
    "l": 50
  },
  "oklch": {
    "l": 0.54144,
    "c": 0.13358,
    "h": 262.4
  },
  "luminance": 0.15549
}

Semantic roles & 50–950 ramp

primary

#436CBC

secondary

#C9B692

accent

#AA51D7

background

#F8F9FC

surface

#F0F1F9

border

#CBCBD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #436CBC

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

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