#436AA4#436AA4

#436AA4 is a mid, moderate blue. Relative luminance 0.142; OKLCH L 52.3% C 0.102 H 258.1°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#436AA4
RGB	rgb(67, 106, 164)
HSL	hsl(216, 42%, 45%)
HSV	hsv(216, 59%, 64%)
CMYK	cmyk(59.1%, 35.4%, 0%, 35.7%)
CIE-LAB	lab(44.49, 4.37, -35.40)
CIE-LCH	lch(44.49, 35.67, 277.04°)
OKLab	oklab(52.26% -0.021 -0.1001)
OKLCH	oklch(52.26% 0.102 258.1)
XYZ	xyz(14.1673, 14.1805, 37.1053)
Luminance	0.1418 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436AA4 #A47D43

analogous

#439AA4 #436AA4 #4C43A4

triadic

#436AA4 #A4436A #6AA443

tetradic

#436AA4 #A4439A #A47D43 #43A44C

square

#436AA4 #A4439A #A47D43 #43A44C

split-complementary

#436AA4 #A44C43 #9AA443

monochromatic

#1F324D #314E79 #436AA4 #6489C0 #90AAD2

Accessibility & contrast

On white

5.47

#436AA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#436AA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436AA4

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436AA4	#FFFFFF	#000000	##FFFFFF
##436AA4	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#526EA6

Deuteranopia (green-blind)

#4565A3

Tritanopia (blue-blind)

#00777F

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #436aa4;
/* rgb */ color: rgb(67, 106, 164);
/* oklch */ color: oklch(52.3% 0.102 258.1);

Tailwind

colors: {
  custom: {
    50: '#7f94bf',
    500: '#436aa4',
    950: '#000000',
  },
}

SCSS

$custom: #436aa4;
$custom-light: #7f94bf;
$custom-dark: #000000;

JSON

{
  "hex": "#436aa4",
  "rgb": {
    "r": 67,
    "g": 106,
    "b": 164
  },
  "hsl": {
    "h": 215.876,
    "s": 41.991,
    "l": 45.294
  },
  "oklch": {
    "l": 0.52256,
    "c": 0.10233,
    "h": 258.1
  },
  "luminance": 0.14182
}

Semantic roles & 50–950 ramp

primary

#436AA4

secondary

#BDA786

accent

#A056D2

background

#F8F9FB

surface

#EFF1F7

border

#CACBD0

text

#0B0D12

muted

#7C7E81

Preview Lab

Preview with #436AA4

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

Preview Lab → · Contrast checker → · Palette generator →