#37A5AA#37A5AA

#37A5AA is a light, moderate teal. Relative luminance 0.306; OKLCH L 66.3% C 0.097 H 199.5°. Best body text is #000000 at 7.13:1 contrast (WCAG AA passes).

Color values

HEX	#37A5AA
RGB	rgb(55, 165, 170)
HSL	hsl(183, 51%, 44%)
HSV	hsv(183, 68%, 67%)
CMYK	cmyk(67.6%, 2.9%, 0%, 33.3%)
CIE-LAB	lab(62.19, -28.71, -11.65)
CIE-LCH	lch(62.19, 30.98, 202.09°)
OKLab	oklab(66.32% -0.0915 -0.0323)
OKLCH	oklch(66.32% 0.097 199.5)
XYZ	xyz(22.2832, 30.6222, 42.7587)
Luminance	0.3063 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37A5AA #AA3C37

analogous

#37AA76 #37A5AA #376CAA

triadic

#37A5AA #AA37A5 #A5AA37

tetradic

#37A5AA #7637AA #AA3C37 #6CAA37

square

#37A5AA #7637AA #AA3C37 #6CAA37

split-complementary

#37A5AA #AA376C #AA7637

monochromatic

#194B4E #28787C #37A5AA #56C3C8 #84D4D7

Accessibility & contrast

On white

2.95

#37A5AA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.13

#37A5AA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37A5AA

7.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37A5AA	#FFFFFF	#000000	##000000
##37A5AA	1.00	2.95	7.13	7.13
#FFFFFF	2.95	1.00	21.00	21.00
#000000	7.13	21.00	1.00	1.00
##000000	7.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#999EAB

Deuteranopia (green-blind)

#8891AB

Tritanopia (blue-blind)

#00ABA6

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #37a5aa;
/* rgb */ color: rgb(55, 165, 170);
/* oklch */ color: oklch(66.3% 0.097 199.5);

Tailwind

colors: {
  custom: {
    50: '#7ec0c3',
    500: '#37a5aa',
    950: '#000000',
  },
}

SCSS

$custom: #37a5aa;
$custom-light: #7ec0c3;
$custom-dark: #000000;

JSON

{
  "hex": "#37a5aa",
  "rgb": {
    "r": 55,
    "g": 165,
    "b": 170
  },
  "hsl": {
    "h": 182.609,
    "s": 51.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.66316,
    "c": 0.09705,
    "h": 199.5
  },
  "luminance": 0.30625
}

Semantic roles & 50–950 ramp

primary

#37A5AA

secondary

#C17F7C

accent

#534DDB

background

#F8FBFB

surface

#EFF7F7

border

#CAD0D0

text

#0B1212

muted

#7C8181

Preview Lab

Preview with #37A5AA

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

Preview Lab → · Contrast checker → · Palette generator →