#128F5D#128F5D

#128F5D is a mid, vivid teal. Relative luminance 0.206; OKLCH L 57.5% C 0.127 H 159.3°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#128F5D
RGB	rgb(18, 143, 93)
HSL	hsl(156, 78%, 32%)
HSV	hsv(156, 87%, 56%)
CMYK	cmyk(87.4%, 0%, 35%, 43.9%)
CIE-LAB	lab(52.47, -43.96, 17.86)
CIE-LCH	lch(52.47, 47.45, 157.89°)
OKLab	oklab(57.51% -0.119 0.045)
OKLCH	oklch(57.51% 0.127 159.3)
XYZ	xyz(12.0464, 20.5623, 13.6878)
Luminance	0.2056 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#128F5D #8F1244

analogous

#128F1F #128F5D #12838F

triadic

#128F5D #5D128F #8F5D12

tetradic

#128F5D #1F128F #8F1244 #838F12

square

#128F5D #1F128F #8F1244 #838F12

split-complementary

#128F5D #8F1283 #8F1F12

monochromatic

#042216 #0B593A #128F5D #19C580 #36E69F

Accessibility & contrast

On white

4.11

#128F5D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#128F5D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #128F5D

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##128F5D	#FFFFFF	#000000	##000000
##128F5D	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D835A

Deuteranopia (green-blind)

#7F7960

Tritanopia (blue-blind)

#008E82

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #128f5d;
/* rgb */ color: rgb(18, 143, 93);
/* oklch */ color: oklch(57.5% 0.127 159.3);

Tailwind

colors: {
  custom: {
    50: '#6ab18b',
    500: '#128f5d',
    950: '#000000',
  },
}

SCSS

$custom: #128f5d;
$custom-light: #6ab18b;
$custom-dark: #000000;

JSON

{
  "hex": "#128f5d",
  "rgb": {
    "r": 18,
    "g": 143,
    "b": 93
  },
  "hsl": {
    "h": 156,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.57513,
    "c": 0.12724,
    "h": 159.3
  },
  "luminance": 0.20564
}

Semantic roles & 50–950 ramp

primary

#128F5D

secondary

#C33A71

accent

#3481F4

background

#F7FBF8

surface

#EDF6F0

border

#C8D0CB

text

#08110C

muted

#7B807D

Preview Lab

Preview with #128F5D

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

Preview Lab → · Contrast checker → · Palette generator →