#436EDA#436EDA

#436EDA is a mid, vivid blue. Relative luminance 0.174; OKLCH L 56.6% C 0.172 H 265.0°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#436EDA
RGB	rgb(67, 110, 218)
HSL	hsl(223, 67%, 56%)
HSV	hsv(223, 69%, 85%)
CMYK	cmyk(69.3%, 49.5%, 0%, 14.5%)
CIE-LAB	lab(48.77, 20.89, -59.78)
CIE-LCH	lch(48.77, 63.33, 289.26°)
OKLab	oklab(56.57% -0.0149 -0.1716)
OKLCH	oklch(56.57% 0.172 265)
XYZ	xyz(20.5411, 17.4050, 68.5930)
Luminance	0.1741 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436EDA #DAAF43

analogous

#43B9DA #436EDA #6343DA

triadic

#436EDA #DA436E #6EDA43

tetradic

#436EDA #DA43B9 #DAAF43 #43DA63

square

#436EDA #DA43B9 #DAAF43 #43DA63

split-complementary

#436EDA #DA6343 #B9DA43

monochromatic

#1B3A88 #2550BB #436EDA #7695E4 #A9BDEE

Accessibility & contrast

On white

4.69

#436EDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#436EDA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436EDA

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436EDA	#FFFFFF	#000000	##FFFFFF
##436EDA	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#307BDE

Deuteranopia (green-blind)

#006DD8

Tritanopia (blue-blind)

#00879A

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #436eda;
/* rgb */ color: rgb(67, 110, 218);
/* oklch */ color: oklch(56.6% 0.172 265.0);

Tailwind

colors: {
  custom: {
    50: '#8897e6',
    500: '#436eda',
    950: '#000000',
  },
}

SCSS

$custom: #436eda;
$custom-light: #8897e6;
$custom-dark: #000000;

JSON

{
  "hex": "#436eda",
  "rgb": {
    "r": 67,
    "g": 110,
    "b": 218
  },
  "hsl": {
    "h": 222.914,
    "s": 67.111,
    "l": 55.882
  },
  "oklch": {
    "l": 0.56569,
    "c": 0.17227,
    "h": 265
  },
  "luminance": 0.17407
}

Semantic roles & 50–950 ramp

primary

#436EDA

secondary

#DCCA9D

accent

#B93EEA

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #436EDA

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

Preview Lab → · Contrast checker → · Palette generator →