#437EC4#437EC4

#437EC4 is a mid, vivid cyan. Relative luminance 0.201; OKLCH L 58.6% C 0.124 H 254.0°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#437EC4
RGB	rgb(67, 126, 196)
HSL	hsl(213, 52%, 52%)
HSV	hsv(213, 66%, 77%)
CMYK	cmyk(65.8%, 35.7%, 0%, 23.1%)
CIE-LAB	lab(51.95, 3.20, -42.18)
CIE-LCH	lch(51.95, 42.30, 274.34°)
OKLab	oklab(58.61% -0.0342 -0.1197)
OKLCH	oklch(58.61% 0.125 254)
XYZ	xyz(19.7358, 20.0986, 55.0532)
Luminance	0.2010 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437EC4 #C48943

analogous

#43BFC4 #437EC4 #4943C4

triadic

#437EC4 #C4437E #7EC443

tetradic

#437EC4 #C443BF #C48943 #43C449

square

#437EC4 #C443BF #C48943 #43C449

split-complementary

#437EC4 #C44943 #BFC443

monochromatic

#22436B #30609A #437EC4 #729ED3 #A0BEE1

Accessibility & contrast

On white

4.18

#437EC4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#437EC4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437EC4

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437EC4	#FFFFFF	#000000	##000000
##437EC4	1.00	4.18	5.02	5.02
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F83C7

Deuteranopia (green-blind)

#4D76C3

Tritanopia (blue-blind)

#008E98

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #437ec4;
/* rgb */ color: rgb(67, 126, 196);
/* oklch */ color: oklch(58.6% 0.124 254.0);

Tailwind

colors: {
  custom: {
    50: '#84a3d6',
    500: '#437ec4',
    950: '#000000',
  },
}

SCSS

$custom: #437ec4;
$custom-light: #84a3d6;
$custom-dark: #000000;

JSON

{
  "hex": "#437ec4",
  "rgb": {
    "r": 67,
    "g": 126,
    "b": 196
  },
  "hsl": {
    "h": 212.558,
    "s": 52.227,
    "l": 51.569
  },
  "oklch": {
    "l": 0.58614,
    "c": 0.1245,
    "h": 254
  },
  "luminance": 0.20101
}

Semantic roles & 50–950 ramp

primary

#437EC4

secondary

#CEB495

accent

#9A4CDC

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0F14

muted

#7D7E83

Preview Lab

Preview with #437EC4

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

Preview Lab → · Contrast checker → · Palette generator →