#437EAF#437EAF

#437EAF is a mid, moderate cyan. Relative luminance 0.192; OKLCH L 57.5% C 0.098 H 245.7°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#437EAF
RGB	rgb(67, 126, 175)
HSL	hsl(207, 45%, 47%)
HSV	hsv(207, 62%, 69%)
CMYK	cmyk(61.7%, 28%, 0%, 31.4%)
CIE-LAB	lab(50.93, -3.99, -31.72)
CIE-LCH	lch(50.93, 31.97, 262.84°)
OKLab	oklab(57.48% -0.0403 -0.0893)
OKLCH	oklch(57.48% 0.098 245.7)
XYZ	xyz(17.5106, 19.2085, 43.3339)
Luminance	0.1921 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437EAF #AF7443

analogous

#43AFAA #437EAF #4348AF

triadic

#437EAF #AF437E #7EAF43

tetradic

#437EAF #AA43AF #AF7443 #48AF43

square

#437EAF #AA43AF #AF7443 #48AF43

split-complementary

#437EAF #AF4348 #AFAA43

monochromatic

#213E56 #325E83 #437EAF #699CC6 #96B9D7

Accessibility & contrast

On white

4.34

#437EAF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#437EAF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437EAF

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437EAF	#FFFFFF	#000000	##000000
##437EAF	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#697FB1

Deuteranopia (green-blind)

#5A75AE

Tritanopia (blue-blind)

#008A8F

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #437eaf;
/* rgb */ color: rgb(67, 126, 175);
/* oklch */ color: oklch(57.5% 0.098 245.7);

Tailwind

colors: {
  custom: {
    50: '#81a3c7',
    500: '#437eaf',
    950: '#000000',
  },
}

SCSS

$custom: #437eaf;
$custom-light: #81a3c7;
$custom-dark: #000000;

JSON

{
  "hex": "#437eaf",
  "rgb": {
    "r": 67,
    "g": 126,
    "b": 175
  },
  "hsl": {
    "h": 207.222,
    "s": 44.628,
    "l": 47.451
  },
  "oklch": {
    "l": 0.5748,
    "c": 0.09793,
    "h": 245.7
  },
  "luminance": 0.1921
}

Semantic roles & 50–950 ramp

primary

#437EAF

secondary

#C2A48B

accent

#8E53D4

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #437EAF

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

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