#128A5D#128A5D

#128A5D is a mid, vivid teal. Relative luminance 0.191; OKLCH L 56.1% C 0.121 H 160.9°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#128A5D
RGB	rgb(18, 138, 93)
HSL	hsl(158, 77%, 31%)
HSV	hsv(158, 87%, 54%)
CMYK	cmyk(87%, 0%, 32.6%, 45.9%)
CIE-LAB	lab(50.80, -41.97, 15.58)
CIE-LCH	lch(50.80, 44.77, 159.64°)
OKLab	oklab(56.14% -0.114 0.0395)
OKLCH	oklch(56.14% 0.121 160.9)
XYZ	xyz(11.3125, 19.0944, 13.4432)
Luminance	0.1910 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#128A5D #8A123F

analogous

#128A21 #128A5D #127B8A

triadic

#128A5D #5D128A #8A5D12

tetradic

#128A5D #21128A #8A123F #7B8A12

square

#128A5D #21128A #8A123F #7B8A12

split-complementary

#128A5D #8A127B #8A2112

monochromatic

#041E14 #0B5439 #128A5D #19C081 #32E4A1

Accessibility & contrast

On white

4.36

#128A5D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#128A5D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #128A5D

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##128A5D	#FFFFFF	#000000	##000000
##128A5D	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#887F5A

Deuteranopia (green-blind)

#7A7560

Tritanopia (blue-blind)

#008A7E

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #128a5d;
/* rgb */ color: rgb(18, 138, 93);
/* oklch */ color: oklch(56.1% 0.121 160.9);

Tailwind

colors: {
  custom: {
    50: '#69ad8b',
    500: '#128a5d',
    950: '#000000',
  },
}

SCSS

$custom: #128a5d;
$custom-light: #69ad8b;
$custom-dark: #000000;

JSON

{
  "hex": "#128a5d",
  "rgb": {
    "r": 18,
    "g": 138,
    "b": 93
  },
  "hsl": {
    "h": 157.5,
    "s": 76.923,
    "l": 30.588
  },
  "oklch": {
    "l": 0.56135,
    "c": 0.12066,
    "h": 160.9
  },
  "luminance": 0.19096
}

Semantic roles & 50–950 ramp

primary

#128A5D

secondary

#BF396B

accent

#347CF3

background

#F6FAF8

surface

#ECF4F0

border

#C7CECB

text

#07100C

muted

#7A7F7D

Preview Lab

Preview with #128A5D

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

Preview Lab → · Contrast checker → · Palette generator →