#188C9F#188C9F

#188C9F is a mid, moderate teal. Relative luminance 0.215; OKLCH L 58.9% C 0.098 H 212.2°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#188C9F
RGB	rgb(24, 140, 159)
HSL	hsl(188, 74%, 36%)
HSV	hsv(188, 85%, 62%)
CMYK	cmyk(84.9%, 11.9%, 0%, 37.6%)
CIE-LAB	lab(53.44, -23.18, -18.69)
CIE-LCH	lch(53.44, 29.77, 218.88°)
OKLab	oklab(58.95% -0.0828 -0.0522)
OKLCH	oklch(58.95% 0.098 212.2)
XYZ	xyz(16.0100, 21.4515, 36.0909)
Luminance	0.2145 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#188C9F #9F2B18

analogous

#189F6E #188C9F #18499F

triadic

#188C9F #9F188C #8C9F18

tetradic

#188C9F #6E189F #9F2B18 #499F18

square

#188C9F #6E189F #9F2B18 #499F18

split-complementary

#188C9F #9F1849 #9F6E18

monochromatic

#082E35 #105D6A #188C9F #20BBD4 #4DCFE4

Accessibility & contrast

On white

3.97

#188C9F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#188C9F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #188C9F

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##188C9F	#FFFFFF	#000000	##000000
##188C9F	1.00	3.97	5.29	5.29
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.29	21.00	1.00	1.00
##000000	5.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D87A0

Deuteranopia (green-blind)

#6C7A9F

Tritanopia (blue-blind)

#009492

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #188c9f;
/* rgb */ color: rgb(24, 140, 159);
/* oklch */ color: oklch(58.9% 0.098 212.2);

Tailwind

colors: {
  custom: {
    50: '#70aebb',
    500: '#188c9f',
    950: '#000000',
  },
}

SCSS

$custom: #188c9f;
$custom-light: #70aebb;
$custom-dark: #000000;

JSON

{
  "hex": "#188c9f",
  "rgb": {
    "r": 24,
    "g": 140,
    "b": 159
  },
  "hsl": {
    "h": 188.444,
    "s": 73.77,
    "l": 35.882
  },
  "oklch": {
    "l": 0.58949,
    "c": 0.09784,
    "h": 212.2
  },
  "luminance": 0.21454
}

Semantic roles & 50–950 ramp

primary

#188C9F

secondary

#C65E4D

accent

#5137F0

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #188C9F

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

Preview Lab → · Contrast checker → · Palette generator →