#437AC0#437AC0

#437AC0 is a mid, vivid cyan. Relative luminance 0.189; OKLCH L 57.5% C 0.123 H 255.4°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#437AC0
RGB	rgb(67, 122, 192)
HSL	hsl(214, 50%, 51%)
HSV	hsv(214, 65%, 75%)
CMYK	cmyk(65.1%, 36.5%, 0%, 24.7%)
CIE-LAB	lab(50.59, 4.23, -42.04)
CIE-LCH	lch(50.59, 42.25, 275.74°)
OKLab	oklab(57.49% -0.0311 -0.1193)
OKLCH	oklch(57.49% 0.123 255.4)
XYZ	xyz(18.7853, 18.9163, 52.5202)
Luminance	0.1892 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437AC0 #C08943

analogous

#43B8C0 #437AC0 #4A43C0

triadic

#437AC0 #C0437A #7AC043

tetradic

#437AC0 #C043B8 #C08943 #43C04A

square

#437AC0 #C043B8 #C08943 #43C04A

split-complementary

#437AC0 #C04A43 #B8C043

monochromatic

#224066 #325D94 #437AC0 #719ACF #9FBBDF

Accessibility & contrast

On white

4.39

#437AC0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#437AC0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437AC0

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437AC0	#FFFFFF	#000000	##000000
##437AC0	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B7FC3

Deuteranopia (green-blind)

#4A73BF

Tritanopia (blue-blind)

#008A94

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #437ac0;
/* rgb */ color: rgb(67, 122, 192);
/* oklch */ color: oklch(57.5% 0.123 255.4);

Tailwind

colors: {
  custom: {
    50: '#83a0d3',
    500: '#437ac0',
    950: '#000000',
  },
}

SCSS

$custom: #437ac0;
$custom-light: #83a0d3;
$custom-dark: #000000;

JSON

{
  "hex": "#437ac0",
  "rgb": {
    "r": 67,
    "g": 122,
    "b": 192
  },
  "hsl": {
    "h": 213.6,
    "s": 49.801,
    "l": 50.784
  },
  "oklch": {
    "l": 0.57485,
    "c": 0.12335,
    "h": 255.4
  },
  "luminance": 0.18918
}

Semantic roles & 50–950 ramp

primary

#437AC0

secondary

#CBB394

accent

#9C4ED9

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #437AC0

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

Preview Lab → · Contrast checker → · Palette generator →