#128E57#128E57

#128E57 is a mid, vivid teal. Relative luminance 0.202; OKLCH L 57.1% C 0.132 H 156.9°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#128E57
RGB	rgb(18, 142, 87)
HSL	hsl(153, 78%, 31%)
HSV	hsv(153, 87%, 56%)
CMYK	cmyk(87.3%, 0%, 38.7%, 44.3%)
CIE-LAB	lab(52.02, -44.88, 20.61)
CIE-LCH	lch(52.02, 49.38, 155.33°)
OKLab	oklab(57.11% -0.121 0.0516)
OKLCH	oklch(57.11% 0.132 156.9)
XYZ	xyz(11.6415, 20.1612, 12.2929)
Luminance	0.2016 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#128E57 #8E1249

analogous

#128E19 #128E57 #12878E

triadic

#128E57 #57128E #8E5712

tetradic

#128E57 #19128E #8E1249 #878E12

square

#128E57 #19128E #8E1249 #878E12

split-complementary

#128E57 #8E1287 #8E1912

monochromatic

#042114 #0B5836 #128E57 #19C478 #35E597

Accessibility & contrast

On white

4.17

#128E57 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#128E57 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #128E57

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##128E57	#FFFFFF	#000000	##000000
##128E57	1.00	4.17	5.03	5.03
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.03	21.00	1.00	1.00
##000000	5.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D8253

Deuteranopia (green-blind)

#7F785B

Tritanopia (blue-blind)

#008D80

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #128e57;
/* rgb */ color: rgb(18, 142, 87);
/* oklch */ color: oklch(57.1% 0.132 156.9);

Tailwind

colors: {
  custom: {
    50: '#6ab087',
    500: '#128e57',
    950: '#000000',
  },
}

SCSS

$custom: #128e57;
$custom-light: #6ab087;
$custom-dark: #000000;

JSON

{
  "hex": "#128e57",
  "rgb": {
    "r": 18,
    "g": 142,
    "b": 87
  },
  "hsl": {
    "h": 153.387,
    "s": 77.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.57105,
    "c": 0.13153,
    "h": 156.9
  },
  "luminance": 0.20163
}

Semantic roles & 50–950 ramp

primary

#128E57

secondary

#C23A76

accent

#3489F4

background

#F6FAF8

surface

#ECF5EF

border

#C7CFCA

text

#08110B

muted

#7A807C

Preview Lab

Preview with #128E57

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

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