#437CAF#437CAF

#437CAF is a mid, moderate cyan. Relative luminance 0.187; OKLCH L 57.0% C 0.100 H 247.5°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#437CAF
RGB	rgb(67, 124, 175)
HSL	hsl(208, 45%, 47%)
HSV	hsv(208, 62%, 69%)
CMYK	cmyk(61.7%, 29.1%, 0%, 31.4%)
CIE-LAB	lab(50.34, -2.81, -32.64)
CIE-LCH	lch(50.34, 32.76, 265.09°)
OKLab	oklab(57.01% -0.0381 -0.092)
OKLCH	oklch(57.01% 0.1 247.5)
XYZ	xyz(17.2574, 18.7021, 43.2495)
Luminance	0.1870 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437CAF #AF7643

analogous

#43AFAC #437CAF #4346AF

triadic

#437CAF #AF437C #7CAF43

tetradic

#437CAF #AC43AF #AF7643 #46AF43

square

#437CAF #AC43AF #AF7643 #46AF43

split-complementary

#437CAF #AF4346 #AFAC43

monochromatic

#213D56 #325D83 #437CAF #699AC6 #96B8D7

Accessibility & contrast

On white

4.43

#437CAF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#437CAF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437CAF

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437CAF	#FFFFFF	#000000	##000000
##437CAF	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#667EB1

Deuteranopia (green-blind)

#5773AE

Tritanopia (blue-blind)

#00888E

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #437caf;
/* rgb */ color: rgb(67, 124, 175);
/* oklch */ color: oklch(57.0% 0.100 247.5);

Tailwind

colors: {
  custom: {
    50: '#81a1c7',
    500: '#437caf',
    950: '#000000',
  },
}

SCSS

$custom: #437caf;
$custom-light: #81a1c7;
$custom-dark: #000000;

JSON

{
  "hex": "#437caf",
  "rgb": {
    "r": 67,
    "g": 124,
    "b": 175
  },
  "hsl": {
    "h": 208.333,
    "s": 44.628,
    "l": 47.451
  },
  "oklch": {
    "l": 0.57013,
    "c": 0.09953,
    "h": 247.5
  },
  "luminance": 0.18704
}

Semantic roles & 50–950 ramp

primary

#437CAF

secondary

#C2A58B

accent

#9053D4

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0F13

muted

#7C7E82

Preview Lab

Preview with #437CAF

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

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