#436CBF#436CBF

#436CBF is a mid, vivid blue. Relative luminance 0.157; OKLCH L 54.3% C 0.138 H 262.9°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#436CBF
RGB	rgb(67, 108, 191)
HSL	hsl(220, 49%, 51%)
HSV	hsv(220, 65%, 75%)
CMYK	cmyk(64.9%, 43.5%, 0%, 25.1%)
CIE-LAB	lab(46.55, 12.53, -47.89)
CIE-LCH	lch(46.55, 49.50, 284.67°)
OKLab	oklab(54.34% -0.0171 -0.1367)
OKLCH	oklch(54.34% 0.138 262.9)
XYZ	xyz(17.0780, 15.6784, 51.4063)
Luminance	0.1568 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436CBF #BF9643

analogous

#43AABF #436CBF #5843BF

triadic

#436CBF #BF436C #6CBF43

tetradic

#436CBF #BF43AA #BF9643 #43BF58

square

#436CBF #BF43AA #BF9643 #43BF58

split-complementary

#436CBF #BF5843 #AABF43

monochromatic

#223865 #325293 #436CBF #7190CF #9EB3DE

Accessibility & contrast

On white

5.08

#436CBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#436CBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436CBF

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436CBF	#FFFFFF	#000000	##FFFFFF
##436CBF	1.00	5.08	4.14	5.08
#FFFFFF	5.08	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4574C2

Deuteranopia (green-blind)

#3169BD

Tritanopia (blue-blind)

#007F8C

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #436cbf;
/* rgb */ color: rgb(67, 108, 191);
/* oklch */ color: oklch(54.3% 0.138 262.9);

Tailwind

colors: {
  custom: {
    50: '#8395d3',
    500: '#436cbf',
    950: '#000000',
  },
}

SCSS

$custom: #436cbf;
$custom-light: #8395d3;
$custom-dark: #000000;

JSON

{
  "hex": "#436cbf",
  "rgb": {
    "r": 67,
    "g": 108,
    "b": 191
  },
  "hsl": {
    "h": 220.161,
    "s": 49.206,
    "l": 50.588
  },
  "oklch": {
    "l": 0.54335,
    "c": 0.13774,
    "h": 262.9
  },
  "luminance": 0.1568
}

Semantic roles & 50–950 ramp

primary

#436CBF

secondary

#CAB893

accent

#AB4FD9

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #436CBF

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

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