#436AAF#436AAF

#436AAF is a mid, moderate blue. Relative luminance 0.146; OKLCH L 52.9% C 0.118 H 261.0°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#436AAF
RGB	rgb(67, 106, 175)
HSL	hsl(218, 45%, 47%)
HSV	hsv(218, 62%, 69%)
CMYK	cmyk(61.7%, 39.4%, 0%, 31.4%)
CIE-LAB	lab(45.07, 8.17, -40.94)
CIE-LCH	lch(45.07, 41.74, 281.28°)
OKLab	oklab(52.9% -0.0184 -0.1163)
OKLCH	oklch(52.9% 0.118 261)
XYZ	xyz(15.2039, 14.5952, 42.5650)
Luminance	0.1460 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436AAF #AF8843

analogous

#43A0AF #436AAF #5243AF

triadic

#436AAF #AF436A #6AAF43

tetradic

#436AAF #AF43A0 #AF8843 #43AF52

square

#436AAF #AF43A0 #AF8843 #43AF52

split-complementary

#436AAF #AF5243 #A0AF43

monochromatic

#213456 #324F83 #436AAF #698BC6 #96ADD7

Accessibility & contrast

On white

5.36

#436AAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#436AAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436AAF

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436AAF	#FFFFFF	#000000	##FFFFFF
##436AAF	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C70B2

Deuteranopia (green-blind)

#3D66AE

Tritanopia (blue-blind)

#007A84

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #436aaf;
/* rgb */ color: rgb(67, 106, 175);
/* oklch */ color: oklch(52.9% 0.118 261.0);

Tailwind

colors: {
  custom: {
    50: '#8194c7',
    500: '#436aaf',
    950: '#000000',
  },
}

SCSS

$custom: #436aaf;
$custom-light: #8194c7;
$custom-dark: #000000;

JSON

{
  "hex": "#436aaf",
  "rgb": {
    "r": 67,
    "g": 106,
    "b": 175
  },
  "hsl": {
    "h": 218.333,
    "s": 44.628,
    "l": 47.451
  },
  "oklch": {
    "l": 0.52901,
    "c": 0.11775,
    "h": 261
  },
  "luminance": 0.14597
}

Semantic roles & 50–950 ramp

primary

#436AAF

secondary

#C2AF8B

accent

#A653D4

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #436AAF

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

Preview Lab → · Contrast checker → · Palette generator →