#436FBE#436FBE

#436FBE is a mid, vivid blue. Relative luminance 0.163; OKLCH L 54.9% C 0.133 H 261.2°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#436FBE
RGB	rgb(67, 111, 190)
HSL	hsl(219, 49%, 50%)
HSV	hsv(219, 65%, 75%)
CMYK	cmyk(64.7%, 41.6%, 0%, 25.5%)
CIE-LAB	lab(47.34, 10.30, -46.05)
CIE-LCH	lch(47.34, 47.19, 282.61°)
OKLab	oklab(54.92% -0.0204 -0.1312)
OKLCH	oklch(54.92% 0.133 261.2)
XYZ	xyz(17.2902, 16.2782, 50.9360)
Luminance	0.1628 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436FBE #BE9243

analogous

#43ACBE #436FBE #5443BE

triadic

#436FBE #BE436F #6FBE43

tetradic

#436FBE #BE43AC #BE9243 #43BE54

square

#436FBE #BE43AC #BE9243 #43BE54

split-complementary

#436FBE #BE5443 #ACBE43

monochromatic

#233A64 #325491 #436FBE #7092CE #9EB5DD

Accessibility & contrast

On white

4.93

#436FBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#436FBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436FBE

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436FBE	#FFFFFF	#000000	##FFFFFF
##436FBE	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B76C1

Deuteranopia (green-blind)

#386BBC

Tritanopia (blue-blind)

#00818D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #436fbe;
/* rgb */ color: rgb(67, 111, 190);
/* oklch */ color: oklch(54.9% 0.133 261.2);

Tailwind

colors: {
  custom: {
    50: '#8397d2',
    500: '#436fbe',
    950: '#000000',
  },
}

SCSS

$custom: #436fbe;
$custom-light: #8397d2;
$custom-dark: #000000;

JSON

{
  "hex": "#436fbe",
  "rgb": {
    "r": 67,
    "g": 111,
    "b": 190
  },
  "hsl": {
    "h": 218.537,
    "s": 48.617,
    "l": 50.392
  },
  "oklch": {
    "l": 0.54924,
    "c": 0.13282,
    "h": 261.2
  },
  "luminance": 0.1628
}

Semantic roles & 50–950 ramp

primary

#436FBE

secondary

#CAB693

accent

#A750D8

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #436FBE

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

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