#436DB2#436DB2

#436DB2 is a mid, moderate blue. Relative luminance 0.153; OKLCH L 53.8% C 0.118 H 259.8°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#436DB2
RGB	rgb(67, 109, 178)
HSL	hsl(217, 45%, 48%)
HSV	hsv(217, 62%, 70%)
CMYK	cmyk(62.4%, 38.8%, 0%, 30.2%)
CIE-LAB	lab(46.10, 7.34, -41.06)
CIE-LCH	lch(46.10, 41.71, 280.14°)
OKLab	oklab(53.75% -0.0209 -0.1166)
OKLCH	oklch(53.75% 0.118 259.8)
XYZ	xyz(15.8164, 15.3435, 44.2389)
Luminance	0.1535 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436DB2 #B28843

analogous

#43A4B2 #436DB2 #5043B2

triadic

#436DB2 #B2436D #6DB243

tetradic

#436DB2 #B243A4 #B28843 #43B250

square

#436DB2 #B243A4 #B28843 #43B250

split-complementary

#436DB2 #B25043 #A4B243

monochromatic

#223759 #325286 #436DB2 #6B8EC7 #97B0D8

Accessibility & contrast

On white

5.16

#436DB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#436DB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436DB2

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436DB2	#FFFFFF	#000000	##FFFFFF
##436DB2	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F73B5

Deuteranopia (green-blind)

#4068B1

Tritanopia (blue-blind)

#007D87

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #436db2;
/* rgb */ color: rgb(67, 109, 178);
/* oklch */ color: oklch(53.8% 0.118 259.8);

Tailwind

colors: {
  custom: {
    50: '#8196c9',
    500: '#436db2',
    950: '#000000',
  },
}

SCSS

$custom: #436db2;
$custom-light: #8196c9;
$custom-dark: #000000;

JSON

{
  "hex": "#436db2",
  "rgb": {
    "r": 67,
    "g": 109,
    "b": 178
  },
  "hsl": {
    "h": 217.297,
    "s": 45.306,
    "l": 48.039
  },
  "oklch": {
    "l": 0.5375,
    "c": 0.11849,
    "h": 259.8
  },
  "luminance": 0.15345
}

Semantic roles & 50–950 ramp

primary

#436DB2

secondary

#C4AF8D

accent

#A453D5

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #436DB2

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

Preview Lab → · Contrast checker → · Palette generator →