#437FA0#437FA0

#437FA0 is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 57.0% C 0.081 H 234.7°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#437FA0
RGB	rgb(67, 127, 160)
HSL	hsl(201, 41%, 45%)
HSV	hsv(201, 58%, 63%)
CMYK	cmyk(58.1%, 20.6%, 0%, 37.3%)
CIE-LAB	lab(50.58, -9.49, -23.56)
CIE-LCH	lch(50.58, 25.40, 248.05°)
OKLab	oklab(56.99% -0.0466 -0.0658)
OKLCH	oklch(56.99% 0.081 234.7)
XYZ	xyz(16.2469, 18.9086, 36.0444)
Luminance	0.1891 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437FA0 #A06443

analogous

#43A093 #437FA0 #4351A0

triadic

#437FA0 #A0437F #7FA043

tetradic

#437FA0 #9343A0 #A06443 #51A043

square

#437FA0 #9343A0 #A06443 #51A043

split-complementary

#437FA0 #A04351 #A09343

monochromatic

#1F3B4A #315D75 #437FA0 #639DBE #8EB8D0

Accessibility & contrast

On white

4.39

#437FA0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#437FA0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437FA0

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437FA0	#FFFFFF	#000000	##000000
##437FA0	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)

#6F7EA2

Deuteranopia (green-blind)

#62749F

Tritanopia (blue-blind)

#00888A

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #437fa0;
/* rgb */ color: rgb(67, 127, 160);
/* oklch */ color: oklch(57.0% 0.081 234.7);

Tailwind

colors: {
  custom: {
    50: '#7fa4bc',
    500: '#437fa0',
    950: '#000000',
  },
}

SCSS

$custom: #437fa0;
$custom-light: #7fa4bc;
$custom-dark: #000000;

JSON

{
  "hex": "#437fa0",
  "rgb": {
    "r": 67,
    "g": 127,
    "b": 160
  },
  "hsl": {
    "h": 201.29,
    "s": 40.969,
    "l": 44.51
  },
  "oklch": {
    "l": 0.56989,
    "c": 0.08061,
    "h": 234.7
  },
  "luminance": 0.1891
}

Semantic roles & 50–950 ramp

primary

#437FA0

secondary

#BB9784

accent

#8257D1

background

#F8FAFB

surface

#EFF4F6

border

#CACED0

text

#0B0F12

muted

#7C7F81

Preview Lab

Preview with #437FA0

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

Preview Lab → · Contrast checker → · Palette generator →