#437CC1#437CC1

#437CC1 is a mid, vivid cyan. Relative luminance 0.195; OKLCH L 58.0% C 0.123 H 254.4°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#437CC1
RGB	rgb(67, 124, 193)
HSL	hsl(213, 50%, 51%)
HSV	hsv(213, 65%, 76%)
CMYK	cmyk(65.3%, 35.8%, 0%, 24.3%)
CIE-LAB	lab(51.22, 3.36, -41.62)
CIE-LCH	lch(51.22, 41.76, 274.62°)
OKLab	oklab(57.99% -0.0329 -0.1181)
OKLCH	oklch(57.99% 0.123 254.4)
XYZ	xyz(19.1445, 19.4570, 53.1884)
Luminance	0.1946 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437CC1 #C18843

analogous

#43BBC1 #437CC1 #4943C1

triadic

#437CC1 #C1437C #7CC143

tetradic

#437CC1 #C143BB #C18843 #43C149

square

#437CC1 #C143BB #C18843 #43C149

split-complementary

#437CC1 #C14943 #BBC143

monochromatic

#224167 #315F95 #437CC1 #719CD0 #9FBCDF

Accessibility & contrast

On white

4.29

#437CC1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#437CC1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437CC1

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437CC1	#FFFFFF	#000000	##000000
##437CC1	1.00	4.29	4.89	4.89
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E81C4

Deuteranopia (green-blind)

#4C75C0

Tritanopia (blue-blind)

#008C95

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #437cc1;
/* rgb */ color: rgb(67, 124, 193);
/* oklch */ color: oklch(58.0% 0.123 254.4);

Tailwind

colors: {
  custom: {
    50: '#84a1d4',
    500: '#437cc1',
    950: '#000000',
  },
}

SCSS

$custom: #437cc1;
$custom-light: #84a1d4;
$custom-dark: #000000;

JSON

{
  "hex": "#437cc1",
  "rgb": {
    "r": 67,
    "g": 124,
    "b": 193
  },
  "hsl": {
    "h": 212.857,
    "s": 50.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.57992,
    "c": 0.1226,
    "h": 254.4
  },
  "luminance": 0.19459
}

Semantic roles & 50–950 ramp

primary

#437CC1

secondary

#CCB394

accent

#9B4EDA

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #437CC1

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

Preview Lab → · Contrast checker → · Palette generator →