#128E8F#128E8F

#128E8F is a mid, moderate teal. Relative luminance 0.215; OKLCH L 58.7% C 0.097 H 195.7°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#128E8F
RGB	rgb(18, 142, 143)
HSL	hsl(180, 78%, 32%)
HSV	hsv(180, 87%, 56%)
CMYK	cmyk(87.4%, 0.7%, 0%, 43.9%)
CIE-LAB	lab(53.44, -29.86, -9.45)
CIE-LCH	lch(53.44, 31.32, 197.55°)
OKLab	oklab(58.75% -0.0933 -0.0263)
OKLCH	oklch(58.75% 0.097 195.7)
XYZ	xyz(14.8781, 21.4558, 29.3385)
Luminance	0.2146 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#128E8F #8F1312

analogous

#128F52 #128E8F #12508F

triadic

#128E8F #8F128E #8E8F12

tetradic

#128E8F #52128F #8F1312 #508F12

square

#128E8F #52128F #8F1312 #508F12

split-complementary

#128E8F #8F1250 #8F5212

monochromatic

#042222 #0B5859 #128E8F #19C4C5 #36E4E6

Accessibility & contrast

On white

3.97

#128E8F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#128E8F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #128E8F

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##128E8F	#FFFFFF	#000000	##000000
##128E8F	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)

#84878F

Deuteranopia (green-blind)

#737B90

Tritanopia (blue-blind)

#00938E

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #128e8f;
/* rgb */ color: rgb(18, 142, 143);
/* oklch */ color: oklch(58.7% 0.097 195.7);

Tailwind

colors: {
  custom: {
    50: '#6dafaf',
    500: '#128e8f',
    950: '#000000',
  },
}

SCSS

$custom: #128e8f;
$custom-light: #6dafaf;
$custom-dark: #000000;

JSON

{
  "hex": "#128e8f",
  "rgb": {
    "r": 18,
    "g": 142,
    "b": 143
  },
  "hsl": {
    "h": 180.48,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.58746,
    "c": 0.09695,
    "h": 195.7
  },
  "luminance": 0.21458
}

Semantic roles & 50–950 ramp

primary

#128E8F

secondary

#C33B3A

accent

#3534F4

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #128E8F

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

Preview Lab → · Contrast checker → · Palette generator →