#188B9F#188B9F

#188B9F is a mid, moderate teal. Relative luminance 0.212; OKLCH L 58.7% C 0.098 H 213.2°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#188B9F
RGB	rgb(24, 139, 159)
HSL	hsl(189, 74%, 36%)
HSV	hsv(189, 85%, 62%)
CMYK	cmyk(84.9%, 12.6%, 0%, 37.6%)
CIE-LAB	lab(53.12, -22.66, -19.17)
CIE-LCH	lch(53.12, 29.68, 220.24°)
OKLab	oklab(58.69% -0.0818 -0.0535)
OKLCH	oklch(58.69% 0.098 213.2)
XYZ	xyz(15.8646, 21.1606, 36.0424)
Luminance	0.2116 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#188B9F #9F2C18

analogous

#189F6F #188B9F #18479F

triadic

#188B9F #9F188B #8B9F18

tetradic

#188B9F #6F189F #9F2C18 #479F18

square

#188B9F #6F189F #9F2C18 #479F18

split-complementary

#188B9F #9F1847 #9F6F18

monochromatic

#082E35 #105D6A #188B9F #20B9D4 #4DCEE4

Accessibility & contrast

On white

4.01

#188B9F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.23

#188B9F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #188B9F

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##188B9F	#FFFFFF	#000000	##000000
##188B9F	1.00	4.01	5.23	5.23
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C86A0

Deuteranopia (green-blind)

#6B799F

Tritanopia (blue-blind)

#009391

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #188b9f;
/* rgb */ color: rgb(24, 139, 159);
/* oklch */ color: oklch(58.7% 0.098 213.2);

Tailwind

colors: {
  custom: {
    50: '#70adbb',
    500: '#188b9f',
    950: '#000000',
  },
}

SCSS

$custom: #188b9f;
$custom-light: #70adbb;
$custom-dark: #000000;

JSON

{
  "hex": "#188b9f",
  "rgb": {
    "r": 24,
    "g": 139,
    "b": 159
  },
  "hsl": {
    "h": 188.889,
    "s": 73.77,
    "l": 35.882
  },
  "oklch": {
    "l": 0.58694,
    "c": 0.09776,
    "h": 213.2
  },
  "luminance": 0.21163
}

Semantic roles & 50–950 ramp

primary

#188B9F

secondary

#C65F4D

accent

#5337F0

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #188B9F

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

Preview Lab → · Contrast checker → · Palette generator →