#436E8A#436E8A

#436E8A is a mid, moderate cyan. Relative luminance 0.142; OKLCH L 51.9% C 0.065 H 238.4°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#436E8A
RGB	rgb(67, 110, 138)
HSL	hsl(204, 35%, 40%)
HSV	hsv(204, 51%, 54%)
CMYK	cmyk(51.4%, 20.3%, 0%, 45.9%)
CIE-LAB	lab(44.49, -6.62, -19.98)
CIE-LCH	lch(44.49, 21.05, 251.67°)
OKLab	oklab(51.86% -0.0342 -0.0556)
OKLCH	oklch(51.86% 0.065 238.4)
XYZ	xyz(12.4765, 14.1792, 26.1192)
Luminance	0.1418 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436E8A #8A5F43

analogous

#438A82 #436E8A #434A8A

triadic

#436E8A #8A436E #6E8A43

tetradic

#436E8A #82438A #8A5F43 #4A8A43

square

#436E8A #82438A #8A5F43 #4A8A43

split-complementary

#436E8A #8A434A #8A8243

monochromatic

#1B2C38 #2F4D61 #436E8A #5B8EAF #84AAC3

Accessibility & contrast

On white

5.47

#436E8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#436E8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436E8A

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436E8A	#FFFFFF	#000000	##FFFFFF
##436E8A	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)

#616D8B

Deuteranopia (green-blind)

#58668A

Tritanopia (blue-blind)

#1E7577

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #436e8a;
/* rgb */ color: rgb(67, 110, 138);
/* oklch */ color: oklch(51.9% 0.065 238.4);

Tailwind

colors: {
  custom: {
    50: '#7c97ac',
    500: '#436e8a',
    950: '#000000',
  },
}

SCSS

$custom: #436e8a;
$custom-light: #7c97ac;
$custom-dark: #000000;

JSON

{
  "hex": "#436e8a",
  "rgb": {
    "r": 67,
    "g": 110,
    "b": 138
  },
  "hsl": {
    "h": 203.662,
    "s": 34.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.51859,
    "c": 0.06528,
    "h": 238.4
  },
  "luminance": 0.1418
}

Semantic roles & 50–950 ramp

primary

#436E8A

secondary

#AE8F7B

accent

#885DCB

background

#F7F9FA

surface

#EEF2F4

border

#C9CCCE

text

#0A0D10

muted

#7C7E7F

Preview Lab

Preview with #436E8A

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

Preview Lab → · Contrast checker → · Palette generator →