#188E9B#188E9B

#188E9B is a mid, moderate teal. Relative luminance 0.219; OKLCH L 59.3% C 0.097 H 206.7°. Best body text is #000000 at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#188E9B
RGB	rgb(24, 142, 155)
HSL	hsl(186, 73%, 35%)
HSV	hsv(186, 85%, 61%)
CMYK	cmyk(84.5%, 8.4%, 0%, 39.2%)
CIE-LAB	lab(53.93, -25.54, -15.64)
CIE-LCH	lch(53.93, 29.95, 211.49°)
OKLab	oklab(59.29% -0.0865 -0.0436)
OKLCH	oklch(59.29% 0.097 206.7)
XYZ	xyz(15.9634, 21.9047, 34.3907)
Luminance	0.2191 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#188E9B #9B2518

analogous

#189B66 #188E9B #184D9B

triadic

#188E9B #9B188E #8E9B18

tetradic

#188E9B #66189B #9B2518 #4D9B18

square

#188E9B #66189B #9B2518 #4D9B18

split-complementary

#188E9B #9B184D #9B6618

monochromatic

#082D31 #105D66 #188E9B #20BFD0 #4AD4E3

Accessibility & contrast

On white

3.90

#188E9B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.38

#188E9B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #188E9B

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##188E9B	#FFFFFF	#000000	##000000
##188E9B	1.00	3.90	5.38	5.38
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.38	21.00	1.00	1.00
##000000	5.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#81889C

Deuteranopia (green-blind)

#707C9B

Tritanopia (blue-blind)

#009592

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #188e9b;
/* rgb */ color: rgb(24, 142, 155);
/* oklch */ color: oklch(59.3% 0.097 206.7);

Tailwind

colors: {
  custom: {
    50: '#70afb8',
    500: '#188e9b',
    950: '#000000',
  },
}

SCSS

$custom: #188e9b;
$custom-light: #70afb8;
$custom-dark: #000000;

JSON

{
  "hex": "#188e9b",
  "rgb": {
    "r": 24,
    "g": 142,
    "b": 155
  },
  "hsl": {
    "h": 185.954,
    "s": 73.184,
    "l": 35.098
  },
  "oklch": {
    "l": 0.59293,
    "c": 0.09682,
    "h": 206.7
  },
  "luminance": 0.21907
}

Semantic roles & 50–950 ramp

primary

#188E9B

secondary

#C5564A

accent

#4A38F0

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #188E9B

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

Preview Lab → · Contrast checker → · Palette generator →