#437E8D#437E8D

#437E8D is a mid, moderate cyan. Relative luminance 0.180; OKLCH L 55.9% C 0.066 H 216.3°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#437E8D
RGB	rgb(67, 126, 141)
HSL	hsl(192, 36%, 41%)
HSV	hsv(192, 52%, 55%)
CMYK	cmyk(52.5%, 10.6%, 0%, 44.7%)
CIE-LAB	lab(49.54, -14.84, -14.04)
CIE-LCH	lch(49.54, 20.43, 223.42°)
OKLab	oklab(55.92% -0.0529 -0.0388)
OKLCH	oklch(55.92% 0.066 216.3)
XYZ	xyz(14.5815, 18.0368, 27.9072)
Luminance	0.1804 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437E8D #8D5243

analogous

#438D77 #437E8D #43598D

triadic

#437E8D #8D437E #7E8D43

tetradic

#437E8D #77438D #8D5243 #598D43

square

#437E8D #77438D #8D5243 #598D43

split-complementary

#437E8D #8D4359 #8D7743

monochromatic

#1C343A #2F5964 #437E8D #5CA0B1 #85B8C5

Accessibility & contrast

On white

4.56

#437E8D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#437E8D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437E8D

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437E8D	#FFFFFF	#000000	##000000
##437E8D	1.00	4.56	4.61	4.61
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#747B8E

Deuteranopia (green-blind)

#68728D

Tritanopia (blue-blind)

#148483

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #437e8d;
/* rgb */ color: rgb(67, 126, 141);
/* oklch */ color: oklch(55.9% 0.066 216.3);

Tailwind

colors: {
  custom: {
    50: '#7da3ae',
    500: '#437e8d',
    950: '#000000',
  },
}

SCSS

$custom: #437e8d;
$custom-light: #7da3ae;
$custom-dark: #000000;

JSON

{
  "hex": "#437e8d",
  "rgb": {
    "r": 67,
    "g": 126,
    "b": 141
  },
  "hsl": {
    "h": 192.162,
    "s": 35.577,
    "l": 40.784
  },
  "oklch": {
    "l": 0.55918,
    "c": 0.06562,
    "h": 216.3
  },
  "luminance": 0.18038
}

Semantic roles & 50–950 ramp

primary

#437E8D

secondary

#B0867C

accent

#735CCC

background

#F7FAFA

surface

#EEF3F4

border

#C9CDCE

text

#0A0F10

muted

#7C7F7F

Preview Lab

Preview with #437E8D

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

Preview Lab → · Contrast checker → · Palette generator →