#436DBD#436DBD

#436DBD is a mid, vivid blue. Relative luminance 0.158; OKLCH L 54.4% C 0.134 H 262.0°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#436DBD
RGB	rgb(67, 109, 189)
HSL	hsl(219, 48%, 50%)
HSV	hsv(219, 65%, 74%)
CMYK	cmyk(64.6%, 42.3%, 0%, 25.9%)
CIE-LAB	lab(46.72, 11.20, -46.47)
CIE-LCH	lch(46.72, 47.80, 283.55°)
OKLab	oklab(54.43% -0.0185 -0.1325)
OKLCH	oklch(54.43% 0.134 262)
XYZ	xyz(16.9655, 15.8031, 50.2905)
Luminance	0.1580 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436DBD #BD9343

analogous

#43AABD #436DBD #5643BD

triadic

#436DBD #BD436D #6DBD43

tetradic

#436DBD #BD43AA #BD9343 #43BD56

square

#436DBD #BD43AA #BD9343 #43BD56

split-complementary

#436DBD #BD5643 #AABD43

monochromatic

#233963 #335390 #436DBD #7090CD #9EB3DD

Accessibility & contrast

On white

5.05

#436DBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#436DBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436DBD

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436DBD	#FFFFFF	#000000	##FFFFFF
##436DBD	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4875C0

Deuteranopia (green-blind)

#3569BB

Tritanopia (blue-blind)

#007F8C

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #436dbd;
/* rgb */ color: rgb(67, 109, 189);
/* oklch */ color: oklch(54.4% 0.134 262.0);

Tailwind

colors: {
  custom: {
    50: '#8396d1',
    500: '#436dbd',
    950: '#000000',
  },
}

SCSS

$custom: #436dbd;
$custom-light: #8396d1;
$custom-dark: #000000;

JSON

{
  "hex": "#436dbd",
  "rgb": {
    "r": 67,
    "g": 109,
    "b": 189
  },
  "hsl": {
    "h": 219.344,
    "s": 48.031,
    "l": 50.196
  },
  "oklch": {
    "l": 0.54425,
    "c": 0.13378,
    "h": 262
  },
  "luminance": 0.15805
}

Semantic roles & 50–950 ramp

primary

#436DBD

secondary

#C9B693

accent

#A950D8

background

#F8F9FC

surface

#F0F1F9

border

#CBCBD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #436DBD

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

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