#37B9B3#37B9B3

#37B9B3 is a light, moderate teal. Relative luminance 0.388; OKLCH L 71.6% C 0.110 H 190.4°. Best body text is #000000 at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#37B9B3
RGB	rgb(55, 185, 179)
HSL	hsl(177, 54%, 47%)
HSV	hsv(177, 70%, 73%)
CMYK	cmyk(70.3%, 0%, 3.2%, 27.5%)
CIE-LAB	lab(68.58, -35.64, -7.12)
CIE-LCH	lch(68.58, 36.35, 191.30°)
OKLab	oklab(71.59% -0.108 -0.0199)
OKLCH	oklch(71.59% 0.11 190.4)
XYZ	xyz(27.0574, 38.7617, 48.6948)
Luminance	0.3876 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B9B3 #B9373D

analogous

#37B972 #37B9B3 #377EB9

triadic

#37B9B3 #B337B9 #B9B337

tetradic

#37B9B3 #7237B9 #B9373D #7EB937

square

#37B9B3 #7237B9 #B9373D #7EB937

split-complementary

#37B9B3 #B9377E #B97237

monochromatic

#1B5B58 #298A85 #37B9B3 #5ECFCA #8DDDD9

Accessibility & contrast

On white

2.40

#37B9B3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.75

#37B9B3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B9B3

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B9B3	#FFFFFF	#000000	##000000
##37B9B3	1.00	2.40	8.75	8.75
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.75	21.00	1.00	1.00
##000000	8.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEAFB3

Deuteranopia (green-blind)

#9BA1B4

Tritanopia (blue-blind)

#00BEB7

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #37b9b3;
/* rgb */ color: rgb(55, 185, 179);
/* oklch */ color: oklch(71.6% 0.110 190.4);

Tailwind

colors: {
  custom: {
    50: '#81cec9',
    500: '#37b9b3',
    950: '#000000',
  },
}

SCSS

$custom: #37b9b3;
$custom-light: #81cec9;
$custom-dark: #000000;

JSON

{
  "hex": "#37b9b3",
  "rgb": {
    "r": 55,
    "g": 185,
    "b": 179
  },
  "hsl": {
    "h": 177.231,
    "s": 54.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.7159,
    "c": 0.10985,
    "h": 190.4
  },
  "luminance": 0.38765
}

Semantic roles & 50–950 ramp

primary

#37B9B3

secondary

#C88487

accent

#4A51DE

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1413

muted

#7D8282

Preview Lab

Preview with #37B9B3

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

Preview Lab → · Contrast checker → · Palette generator →