#128E5C#128E5C

#128E5C is a mid, vivid teal. Relative luminance 0.202; OKLCH L 57.2% C 0.127 H 159.1°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#128E5C
RGB	rgb(18, 142, 92)
HSL	hsl(156, 78%, 31%)
HSV	hsv(156, 87%, 56%)
CMYK	cmyk(87.3%, 0%, 35.2%, 44.3%)
CIE-LAB	lab(52.11, -43.79, 17.94)
CIE-LCH	lch(52.11, 47.32, 157.72°)
OKLab	oklab(57.22% -0.1185 0.0452)
OKLCH	oklch(57.22% 0.127 159.1)
XYZ	xyz(11.8529, 20.2458, 13.4063)
Luminance	0.2025 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#128E5C #8E1244

analogous

#128E1E #128E5C #12828E

triadic

#128E5C #5C128E #8E5C12

tetradic

#128E5C #1E128E #8E1244 #828E12

square

#128E5C #1E128E #8E1244 #828E12

split-complementary

#128E5C #8E1282 #8E1E12

monochromatic

#042116 #0B5839 #128E5C #19C47F #35E59E

Accessibility & contrast

On white

4.16

#128E5C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#128E5C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #128E5C

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##128E5C	#FFFFFF	#000000	##000000
##128E5C	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C8259

Deuteranopia (green-blind)

#7F785F

Tritanopia (blue-blind)

#008D81

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #128e5c;
/* rgb */ color: rgb(18, 142, 92);
/* oklch */ color: oklch(57.2% 0.127 159.1);

Tailwind

colors: {
  custom: {
    50: '#6ab08a',
    500: '#128e5c',
    950: '#000000',
  },
}

SCSS

$custom: #128e5c;
$custom-light: #6ab08a;
$custom-dark: #000000;

JSON

{
  "hex": "#128e5c",
  "rgb": {
    "r": 18,
    "g": 142,
    "b": 92
  },
  "hsl": {
    "h": 155.806,
    "s": 77.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.57215,
    "c": 0.12685,
    "h": 159.1
  },
  "luminance": 0.20247
}

Semantic roles & 50–950 ramp

primary

#128E5C

secondary

#C23A71

accent

#3481F4

background

#F6FAF8

surface

#ECF5F0

border

#C7CFCB

text

#08110B

muted

#7A807C

Preview Lab

Preview with #128E5C

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

Preview Lab → · Contrast checker → · Palette generator →