#188A9F#188A9F

#188A9F is a mid, moderate teal. Relative luminance 0.209; OKLCH L 58.4% C 0.098 H 214.2°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#188A9F
RGB	rgb(24, 138, 159)
HSL	hsl(189, 74%, 36%)
HSV	hsv(189, 85%, 62%)
CMYK	cmyk(84.9%, 13.2%, 0%, 37.6%)
CIE-LAB	lab(52.81, -22.13, -19.65)
CIE-LCH	lch(52.81, 29.60, 221.60°)
OKLab	oklab(58.44% -0.0808 -0.0549)
OKLCH	oklch(58.44% 0.098 214.2)
XYZ	xyz(15.7205, 20.8723, 35.9944)
Luminance	0.2087 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#188A9F #9F2D18

analogous

#189F70 #188A9F #18479F

triadic

#188A9F #9F188A #8A9F18

tetradic

#188A9F #70189F #9F2D18 #479F18

square

#188A9F #70189F #9F2D18 #479F18

split-complementary

#188A9F #9F1847 #9F7018

monochromatic

#082E35 #105C6A #188A9F #20B8D4 #4DCDE4

Accessibility & contrast

On white

4.06

#188A9F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#188A9F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #188A9F

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##188A9F	#FFFFFF	#000000	##000000
##188A9F	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B85A0

Deuteranopia (green-blind)

#6A799F

Tritanopia (blue-blind)

#009291

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #188a9f;
/* rgb */ color: rgb(24, 138, 159);
/* oklch */ color: oklch(58.4% 0.098 214.2);

Tailwind

colors: {
  custom: {
    50: '#70acbb',
    500: '#188a9f',
    950: '#000000',
  },
}

SCSS

$custom: #188a9f;
$custom-light: #70acbb;
$custom-dark: #000000;

JSON

{
  "hex": "#188a9f",
  "rgb": {
    "r": 24,
    "g": 138,
    "b": 159
  },
  "hsl": {
    "h": 189.333,
    "s": 73.77,
    "l": 35.882
  },
  "oklch": {
    "l": 0.5844,
    "c": 0.09771,
    "h": 214.2
  },
  "luminance": 0.20874
}

Semantic roles & 50–950 ramp

primary

#188A9F

secondary

#C6604D

accent

#5437F0

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #188A9F

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

Preview Lab → · Contrast checker → · Palette generator →