#437DC4#437DC4

#437DC4 is a mid, vivid cyan. Relative luminance 0.198; OKLCH L 58.4% C 0.126 H 254.7°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#437DC4
RGB	rgb(67, 125, 196)
HSL	hsl(213, 52%, 52%)
HSV	hsv(213, 66%, 77%)
CMYK	cmyk(65.8%, 36.2%, 0%, 23.1%)
CIE-LAB	lab(51.66, 3.80, -42.64)
CIE-LCH	lch(51.66, 42.80, 275.10°)
OKLab	oklab(58.39% -0.0332 -0.121)
OKLCH	oklch(58.39% 0.126 254.7)
XYZ	xyz(19.6085, 19.8441, 55.0108)
Luminance	0.1985 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437DC4 #C48A43

analogous

#43BEC4 #437DC4 #4A43C4

triadic

#437DC4 #C4437D #7DC443

tetradic

#437DC4 #C443BE #C48A43 #43C44A

square

#437DC4 #C443BE #C48A43 #43C44A

split-complementary

#437DC4 #C44A43 #BEC443

monochromatic

#22436B #30609A #437DC4 #729DD3 #A0BDE1

Accessibility & contrast

On white

4.23

#437DC4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#437DC4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437DC4

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437DC4	#FFFFFF	#000000	##000000
##437DC4	1.00	4.23	4.97	4.97
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E82C7

Deuteranopia (green-blind)

#4B76C3

Tritanopia (blue-blind)

#008D97

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #437dc4;
/* rgb */ color: rgb(67, 125, 196);
/* oklch */ color: oklch(58.4% 0.126 254.7);

Tailwind

colors: {
  custom: {
    50: '#84a2d6',
    500: '#437dc4',
    950: '#000000',
  },
}

SCSS

$custom: #437dc4;
$custom-light: #84a2d6;
$custom-dark: #000000;

JSON

{
  "hex": "#437dc4",
  "rgb": {
    "r": 67,
    "g": 125,
    "b": 196
  },
  "hsl": {
    "h": 213.023,
    "s": 52.227,
    "l": 51.569
  },
  "oklch": {
    "l": 0.58389,
    "c": 0.12552,
    "h": 254.7
  },
  "luminance": 0.19846
}

Semantic roles & 50–950 ramp

primary

#437DC4

secondary

#CEB495

accent

#9B4CDC

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0F14

muted

#7D7E83

Preview Lab

Preview with #437DC4

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

Preview Lab → · Contrast checker → · Palette generator →