#437ABE#437ABE

#437ABE is a mid, vivid cyan. Relative luminance 0.188; OKLCH L 57.4% C 0.121 H 254.8°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#437ABE
RGB	rgb(67, 122, 190)
HSL	hsl(213, 49%, 50%)
HSV	hsv(213, 65%, 75%)
CMYK	cmyk(64.7%, 35.8%, 0%, 25.5%)
CIE-LAB	lab(50.49, 3.53, -41.06)
CIE-LCH	lch(50.49, 41.21, 274.91°)
OKLab	oklab(57.37% -0.0317 -0.1165)
OKLCH	oklch(57.37% 0.121 254.8)
XYZ	xyz(18.5652, 18.8283, 51.3610)
Luminance	0.1883 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437ABE #BE8743

analogous

#43B7BE #437ABE #4943BE

triadic

#437ABE #BE437A #7ABE43

tetradic

#437ABE #BE43B7 #BE8743 #43BE49

square

#437ABE #BE43B7 #BE8743 #43BE49

split-complementary

#437ABE #BE4943 #B7BE43

monochromatic

#234064 #325D91 #437ABE #709ACE #9EBADD

Accessibility & contrast

On white

4.41

#437ABE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#437ABE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437ABE

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437ABE	#FFFFFF	#000000	##000000
##437ABE	1.00	4.41	4.77	4.77
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C7FC1

Deuteranopia (green-blind)

#4B73BD

Tritanopia (blue-blind)

#008A93

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #437abe;
/* rgb */ color: rgb(67, 122, 190);
/* oklch */ color: oklch(57.4% 0.121 254.8);

Tailwind

colors: {
  custom: {
    50: '#83a0d2',
    500: '#437abe',
    950: '#000000',
  },
}

SCSS

$custom: #437abe;
$custom-light: #83a0d2;
$custom-dark: #000000;

JSON

{
  "hex": "#437abe",
  "rgb": {
    "r": 67,
    "g": 122,
    "b": 190
  },
  "hsl": {
    "h": 213.171,
    "s": 48.617,
    "l": 50.392
  },
  "oklch": {
    "l": 0.5737,
    "c": 0.1207,
    "h": 254.8
  },
  "luminance": 0.1883
}

Semantic roles & 50–950 ramp

primary

#437ABE

secondary

#CAB193

accent

#9B50D8

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #437ABE

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

Preview Lab → · Contrast checker → · Palette generator →