#128F57#128F57

#128F57 is a mid, vivid teal. Relative luminance 0.205; OKLCH L 57.4% C 0.133 H 156.6°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX#128F57
RGBrgb(18, 143, 87)
HSLhsl(153, 78%, 32%)
HSVhsv(153, 87%, 56%)
CMYKcmyk(87.4%, 0%, 39.2%, 43.9%)
CIE-LABlab(52.35, -45.26, 21.06)
CIE-LCHlch(52.35, 49.92, 155.05°)
OKLaboklab(57.38% -0.122 0.0527)
OKLCHoklch(57.38% 0.133 156.6)
XYZxyz(11.7910, 20.4601, 12.3427)
Luminance0.2046 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#128F57 #8F124A
analogous
#128F19 #128F57 #12898F
triadic
#128F57 #57128F #8F5712
tetradic
#128F57 #19128F #8F124A #898F12
square
#128F57 #19128F #8F124A #898F12
split-complementary
#128F57 #8F1289 #8F1912
monochromatic
#042215 #0B5936 #128F57 #19C578 #36E697

Accessibility & contrast

On white

4.12
#128F57 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.09
#128F57 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #128F57
5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##128F57#FFFFFF#000000##000000
##128F571.004.125.095.09
#FFFFFF4.121.0021.0021.00
#0000005.0921.001.001.00
##0000005.0921.001.001.00

Color blindness preview

Protanopia (red-blind)
#8E8353
Deuteranopia (green-blind)
#80795B
Tritanopia (blue-blind)
#008E81
Achromatopsia (no color)
#7D7D7D

Design tokens & code

CSS
--color: #128f57;
/* rgb */ color: rgb(18, 143, 87);
/* oklch */ color: oklch(57.4% 0.133 156.6);
Tailwind
colors: {
  custom: {
    50: '#6ab187',
    500: '#128f57',
    950: '#000000',
  },
}
SCSS
$custom: #128f57;
$custom-light: #6ab187;
$custom-dark: #000000;
JSON
{
  "hex": "#128f57",
  "rgb": {
    "r": 18,
    "g": 143,
    "b": 87
  },
  "hsl": {
    "h": 153.12,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.57382,
    "c": 0.13286,
    "h": 156.6
  },
  "luminance": 0.20462
}

Semantic roles & 50–950 ramp

primary
#128F57
secondary
#C33A77
accent
#348AF4
background
#F7FBF8
surface
#EDF6EF
border
#C8D0CA
text
#08110B
muted
#7B807C

Preview Lab

Preview with #128F57

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

Preview Lab → · Contrast checker → · Palette generator →

#128F57 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva