#436F8D#436F8D

#436F8D is a mid, moderate cyan. Relative luminance 0.145; OKLCH L 52.2% C 0.068 H 239.7°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#436F8D
RGB	rgb(67, 111, 141)
HSL	hsl(204, 36%, 41%)
HSV	hsv(204, 52%, 55%)
CMYK	cmyk(52.5%, 21.3%, 0%, 44.7%)
CIE-LAB	lab(44.92, -6.26, -21.10)
CIE-LCH	lch(44.92, 22.01, 253.47°)
OKLab	oklab(52.24% -0.0344 -0.0588)
OKLCH	oklch(52.24% 0.068 239.7)
XYZ	xyz(12.8052, 14.4842, 27.3151)
Luminance	0.1449 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436F8D #8D6143

analogous

#438D86 #436F8D #434A8D

triadic

#436F8D #8D436F #6F8D43

tetradic

#436F8D #86438D #8D6143 #4A8D43

square

#436F8D #86438D #8D6143 #4A8D43

split-complementary

#436F8D #8D434A #8D8643

monochromatic

#1C2E3A #2F4E64 #436F8D #5C8FB1 #85ABC5

Accessibility & contrast

On white

5.39

#436F8D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#436F8D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436F8D

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436F8D	#FFFFFF	#000000	##FFFFFF
##436F8D	1.00	5.39	3.90	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#626F8E

Deuteranopia (green-blind)

#58678C

Tritanopia (blue-blind)

#1B7779

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #436f8d;
/* rgb */ color: rgb(67, 111, 141);
/* oklch */ color: oklch(52.2% 0.068 239.7);

Tailwind

colors: {
  custom: {
    50: '#7c98ae',
    500: '#436f8d',
    950: '#000000',
  },
}

SCSS

$custom: #436f8d;
$custom-light: #7c98ae;
$custom-dark: #000000;

JSON

{
  "hex": "#436f8d",
  "rgb": {
    "r": 67,
    "g": 111,
    "b": 141
  },
  "hsl": {
    "h": 204.324,
    "s": 35.577,
    "l": 40.784
  },
  "oklch": {
    "l": 0.52241,
    "c": 0.0681,
    "h": 239.7
  },
  "luminance": 0.14485
}

Semantic roles & 50–950 ramp

primary

#436F8D

secondary

#B0917C

accent

#895CCC

background

#F7F9FA

surface

#EEF2F4

border

#C9CCCE

text

#0A0D10

muted

#7C7E7F

Preview Lab

Preview with #436F8D

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

Preview Lab → · Contrast checker → · Palette generator →