#437CC4#437CC4

#437CC4 is a mid, vivid cyan. Relative luminance 0.196; OKLCH L 58.2% C 0.127 H 255.3°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#437CC4
RGB	rgb(67, 124, 196)
HSL	hsl(213, 52%, 52%)
HSV	hsv(213, 66%, 77%)
CMYK	cmyk(65.8%, 36.7%, 0%, 23.1%)
CIE-LAB	lab(51.37, 4.41, -43.09)
CIE-LCH	lch(51.37, 43.32, 275.84°)
OKLab	oklab(58.16% -0.0322 -0.1224)
OKLCH	oklch(58.16% 0.127 255.3)
XYZ	xyz(19.4826, 19.5922, 54.9688)
Luminance	0.1959 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437CC4 #C48B43

analogous

#43BDC4 #437CC4 #4B43C4

triadic

#437CC4 #C4437C #7CC443

tetradic

#437CC4 #C443BD #C48B43 #43C44B

square

#437CC4 #C443BD #C48B43 #43C44B

split-complementary

#437CC4 #C44B43 #BDC443

monochromatic

#22426B #305F9A #437CC4 #729CD3 #A0BDE1

Accessibility & contrast

On white

4.27

#437CC4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#437CC4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437CC4

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437CC4	#FFFFFF	#000000	##000000
##437CC4	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C81C7

Deuteranopia (green-blind)

#4A75C3

Tritanopia (blue-blind)

#008D97

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #437cc4;
/* rgb */ color: rgb(67, 124, 196);
/* oklch */ color: oklch(58.2% 0.127 255.3);

Tailwind

colors: {
  custom: {
    50: '#84a1d6',
    500: '#437cc4',
    950: '#000000',
  },
}

SCSS

$custom: #437cc4;
$custom-light: #84a1d6;
$custom-dark: #000000;

JSON

{
  "hex": "#437cc4",
  "rgb": {
    "r": 67,
    "g": 124,
    "b": 196
  },
  "hsl": {
    "h": 213.488,
    "s": 52.227,
    "l": 51.569
  },
  "oklch": {
    "l": 0.58164,
    "c": 0.12655,
    "h": 255.3
  },
  "luminance": 0.19594
}

Semantic roles & 50–950 ramp

primary

#437CC4

secondary

#CEB595

accent

#9C4CDC

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #437CC4

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

Preview Lab → · Contrast checker → · Palette generator →