#436BBE#436BBE

#436BBE is a mid, vivid blue. Relative luminance 0.154; OKLCH L 54.1% C 0.138 H 263.2°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#436BBE
RGB	rgb(67, 107, 190)
HSL	hsl(220, 49%, 50%)
HSV	hsv(220, 65%, 75%)
CMYK	cmyk(64.7%, 43.7%, 0%, 25.5%)
CIE-LAB	lab(46.21, 12.81, -47.85)
CIE-LCH	lch(46.21, 49.54, 284.98°)
OKLab	oklab(54.06% -0.0163 -0.1366)
OKLCH	oklch(54.06% 0.138 263.2)
XYZ	xyz(16.8634, 15.4248, 50.7938)
Luminance	0.1543 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436BBE #BE9643

analogous

#43A8BE #436BBE #5843BE

triadic

#436BBE #BE436B #6BBE43

tetradic

#436BBE #BE43A8 #BE9643 #43BE58

square

#436BBE #BE43A8 #BE9643 #43BE58

split-complementary

#436BBE #BE5843 #A8BE43

monochromatic

#233864 #325191 #436BBE #708FCE #9EB3DD

Accessibility & contrast

On white

5.14

#436BBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#436BBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436BBE

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436BBE	#FFFFFF	#000000	##FFFFFF
##436BBE	1.00	5.14	4.09	5.14
#FFFFFF	5.14	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4474C1

Deuteranopia (green-blind)

#3068BC

Tritanopia (blue-blind)

#007E8B

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #436bbe;
/* rgb */ color: rgb(67, 107, 190);
/* oklch */ color: oklch(54.1% 0.138 263.2);

Tailwind

colors: {
  custom: {
    50: '#8394d2',
    500: '#436bbe',
    950: '#000000',
  },
}

SCSS

$custom: #436bbe;
$custom-light: #8394d2;
$custom-dark: #000000;

JSON

{
  "hex": "#436bbe",
  "rgb": {
    "r": 67,
    "g": 107,
    "b": 190
  },
  "hsl": {
    "h": 220.488,
    "s": 48.617,
    "l": 50.392
  },
  "oklch": {
    "l": 0.54055,
    "c": 0.13755,
    "h": 263.2
  },
  "luminance": 0.15426
}

Semantic roles & 50–950 ramp

primary

#436BBE

secondary

#CAB893

accent

#AC50D8

background

#F8F9FC

surface

#F0F1F9

border

#CBCBD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #436BBE

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

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