#437EC1#437EC1

#437EC1 is a mid, vivid cyan. Relative luminance 0.200; OKLCH L 58.4% C 0.121 H 253.1°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#437EC1
RGB	rgb(67, 126, 193)
HSL	hsl(212, 50%, 51%)
HSV	hsv(212, 65%, 76%)
CMYK	cmyk(65.3%, 34.7%, 0%, 24.3%)
CIE-LAB	lab(51.80, 2.16, -40.71)
CIE-LCH	lch(51.80, 40.76, 273.03°)
OKLab	oklab(58.44% -0.035 -0.1154)
OKLCH	oklch(58.44% 0.121 253.1)
XYZ	xyz(19.3977, 19.9633, 53.2728)
Luminance	0.1996 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437EC1 #C18643

analogous

#43BDC1 #437EC1 #4743C1

triadic

#437EC1 #C1437E #7EC143

tetradic

#437EC1 #C143BD #C18643 #43C147

square

#437EC1 #C143BD #C18643 #43C147

split-complementary

#437EC1 #C14743 #BDC143

monochromatic

#224367 #316095 #437EC1 #719ED0 #9FBDDF

Accessibility & contrast

On white

4.21

#437EC1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.99

#437EC1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437EC1

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437EC1	#FFFFFF	#000000	##000000
##437EC1	1.00	4.21	4.99	4.99
#FFFFFF	4.21	1.00	21.00	21.00
#000000	4.99	21.00	1.00	1.00
##000000	4.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6182C4

Deuteranopia (green-blind)

#4F76C0

Tritanopia (blue-blind)

#008E96

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #437ec1;
/* rgb */ color: rgb(67, 126, 193);
/* oklch */ color: oklch(58.4% 0.121 253.1);

Tailwind

colors: {
  custom: {
    50: '#84a3d4',
    500: '#437ec1',
    950: '#000000',
  },
}

SCSS

$custom: #437ec1;
$custom-light: #84a3d4;
$custom-dark: #000000;

JSON

{
  "hex": "#437ec1",
  "rgb": {
    "r": 67,
    "g": 126,
    "b": 193
  },
  "hsl": {
    "h": 211.905,
    "s": 50.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.58444,
    "c": 0.12059,
    "h": 253.1
  },
  "luminance": 0.19965
}

Semantic roles & 50–950 ramp

primary

#437EC1

secondary

#CCB294

accent

#984EDA

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0F14

muted

#7D7E83

Preview Lab

Preview with #437EC1

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

Preview Lab → · Contrast checker → · Palette generator →