#128F5A#128F5A

#128F5A is a mid, vivid teal. Relative luminance 0.205; OKLCH L 57.4% C 0.130 H 157.9°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#128F5A
RGB	rgb(18, 143, 90)
HSL	hsl(155, 78%, 32%)
HSV	hsv(155, 87%, 56%)
CMYK	cmyk(87.4%, 0%, 37.1%, 43.9%)
CIE-LAB	lab(52.41, -44.62, 19.46)
CIE-LCH	lch(52.41, 48.68, 156.44°)
OKLab	oklab(57.45% -0.1205 0.0489)
OKLCH	oklch(57.45% 0.13 157.9)
XYZ	xyz(11.9161, 20.5102, 13.0017)
Luminance	0.2051 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#128F5A #8F1247

analogous

#128F1C #128F5A #12868F

triadic

#128F5A #5A128F #8F5A12

tetradic

#128F5A #1C128F #8F1247 #868F12

square

#128F5A #1C128F #8F1247 #868F12

split-complementary

#128F5A #8F1286 #8F1C12

monochromatic

#042216 #0B5938 #128F5A #19C57C #36E69B

Accessibility & contrast

On white

4.12

#128F5A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#128F5A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #128F5A

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##128F5A	#FFFFFF	#000000	##000000
##128F5A	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E8357

Deuteranopia (green-blind)

#80795E

Tritanopia (blue-blind)

#008E81

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #128f5a;
/* rgb */ color: rgb(18, 143, 90);
/* oklch */ color: oklch(57.4% 0.130 157.9);

Tailwind

colors: {
  custom: {
    50: '#6ab189',
    500: '#128f5a',
    950: '#000000',
  },
}

SCSS

$custom: #128f5a;
$custom-light: #6ab189;
$custom-dark: #000000;

JSON

{
  "hex": "#128f5a",
  "rgb": {
    "r": 18,
    "g": 143,
    "b": 90
  },
  "hsl": {
    "h": 154.56,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.57446,
    "c": 0.13003,
    "h": 157.9
  },
  "luminance": 0.20512
}

Semantic roles & 50–950 ramp

primary

#128F5A

secondary

#C33A74

accent

#3485F4

background

#F7FBF8

surface

#EDF6F0

border

#C8D0CB

text

#08110B

muted

#7B807C

Preview Lab

Preview with #128F5A

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

Preview Lab → · Contrast checker → · Palette generator →