#437CA8#437CA8

#437CA8 is a mid, moderate cyan. Relative luminance 0.184; OKLCH L 56.7% C 0.091 H 243.7°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#437CA8
RGB	rgb(67, 124, 168)
HSL	hsl(206, 43%, 46%)
HSV	hsv(206, 60%, 66%)
CMYK	cmyk(60.1%, 26.2%, 0%, 34.1%)
CIE-LAB	lab(50.02, -5.15, -29.08)
CIE-LCH	lch(50.02, 29.53, 259.97°)
OKLab	oklab(56.66% -0.0403 -0.0817)
OKLCH	oklch(56.66% 0.091 243.7)
XYZ	xyz(16.5877, 18.4342, 39.7222)
Luminance	0.1844 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437CA8 #A86F43

analogous

#43A8A1 #437CA8 #4349A8

triadic

#437CA8 #A8437C #7CA843

tetradic

#437CA8 #A143A8 #A86F43 #49A843

square

#437CA8 #A143A8 #A86F43 #49A843

split-complementary

#437CA8 #A84349 #A8A143

monochromatic

#203B50 #325C7C #437CA8 #669AC2 #92B7D3

Accessibility & contrast

On white

4.48

#437CA8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#437CA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437CA8

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437CA8	#FFFFFF	#000000	##000000
##437CA8	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#697DAA

Deuteranopia (green-blind)

#5B72A7

Tritanopia (blue-blind)

#00878B

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #437ca8;
/* rgb */ color: rgb(67, 124, 168);
/* oklch */ color: oklch(56.7% 0.091 243.7);

Tailwind

colors: {
  custom: {
    50: '#80a1c2',
    500: '#437ca8',
    950: '#000000',
  },
}

SCSS

$custom: #437ca8;
$custom-light: #80a1c2;
$custom-dark: #000000;

JSON

{
  "hex": "#437ca8",
  "rgb": {
    "r": 67,
    "g": 124,
    "b": 168
  },
  "hsl": {
    "h": 206.139,
    "s": 42.979,
    "l": 46.078
  },
  "oklch": {
    "l": 0.56657,
    "c": 0.09109,
    "h": 243.7
  },
  "luminance": 0.18436
}

Semantic roles & 50–950 ramp

primary

#437CA8

secondary

#BFA088

accent

#8C55D3

background

#F8F9FB

surface

#EFF2F7

border

#CACCD0

text

#0B0F12

muted

#7C7E81

Preview Lab

Preview with #437CA8

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

Preview Lab → · Contrast checker → · Palette generator →