#37C5DD#37C5DD

#37C5DD is a light, moderate teal. Relative luminance 0.460; OKLCH L 76.0% C 0.120 H 211.7°. Best body text is #000000 at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#37C5DD
RGB	rgb(55, 197, 221)
HSL	hsl(189, 71%, 54%)
HSV	hsv(189, 75%, 87%)
CMYK	cmyk(75.1%, 10.9%, 0%, 13.3%)
CIE-LAB	lab(73.52, -28.89, -22.63)
CIE-LCH	lch(73.52, 36.70, 218.07°)
OKLab	oklab(76.04% -0.102 -0.063)
OKLCH	oklch(76.04% 0.12 211.7)
XYZ	xyz(34.5873, 45.9610, 75.4411)
Luminance	0.4597 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37C5DD #DD4F37

analogous

#37DDA2 #37C5DD #3772DD

triadic

#37C5DD #DD37C5 #C5DD37

tetradic

#37C5DD #A237DD #DD4F37 #72DD37

square

#37C5DD #A237DD #DD4F37 #72DD37

split-complementary

#37C5DD #DD3772 #DDA237

monochromatic

#167483 #1FA2B8 #37C5DD #6BD4E6 #A0E3EF

Accessibility & contrast

On white

2.06

#37C5DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.19

#37C5DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37C5DD

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37C5DD	#FFFFFF	#000000	##000000
##37C5DD	1.00	2.06	10.19	10.19
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.19	21.00	1.00	1.00
##000000	10.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2BEDE

Deuteranopia (green-blind)

#9BADDD

Tritanopia (blue-blind)

#00CFCC

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #37c5dd;
/* rgb */ color: rgb(55, 197, 221);
/* oklch */ color: oklch(76.0% 0.120 211.7);

Tailwind

colors: {
  custom: {
    50: '#87d7e7',
    500: '#37c5dd',
    950: '#000000',
  },
}

SCSS

$custom: #37c5dd;
$custom-light: #87d7e7;
$custom-dark: #000000;

JSON

{
  "hex": "#37c5dd",
  "rgb": {
    "r": 55,
    "g": 197,
    "b": 221
  },
  "hsl": {
    "h": 188.675,
    "s": 70.94,
    "l": 54.118
  },
  "oklch": {
    "l": 0.76038,
    "c": 0.11994,
    "h": 211.7
  },
  "luminance": 0.45965
}

Semantic roles & 50–950 ramp

primary

#37C5DD

secondary

#DB9F95

accent

#543AEE

background

#F9FDFE

surface

#F1FAFC

border

#CBD3D5

text

#0D1416

muted

#7E8384

Preview Lab

Preview with #37C5DD

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

Preview Lab → · Contrast checker → · Palette generator →