#128A8F#128A8F

#128A8F is a mid, moderate teal. Relative luminance 0.203; OKLCH L 57.7% C 0.095 H 199.5°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#128A8F
RGB	rgb(18, 138, 143)
HSL	hsl(182, 78%, 32%)
HSV	hsv(182, 87%, 56%)
CMYK	cmyk(87.4%, 3.5%, 0%, 43.9%)
CIE-LAB	lab(52.16, -27.90, -11.37)
CIE-LCH	lch(52.16, 30.13, 202.18°)
OKLab	oklab(57.7% -0.0893 -0.0316)
OKLCH	oklch(57.7% 0.095 199.5)
XYZ	xyz(14.2936, 20.2869, 29.1437)
Luminance	0.2029 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#128A8F #8F1712

analogous

#128F56 #128A8F #124C8F

triadic

#128A8F #8F128A #8A8F12

tetradic

#128A8F #56128F #8F1712 #4C8F12

square

#128A8F #56128F #8F1712 #4C8F12

split-complementary

#128A8F #8F124C #8F5612

monochromatic

#042122 #0B5659 #128A8F #19BEC5 #36DFE6

Accessibility & contrast

On white

4.15

#128A8F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#128A8F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #128A8F

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##128A8F	#FFFFFF	#000000	##000000
##128A8F	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F838F

Deuteranopia (green-blind)

#6F7790

Tritanopia (blue-blind)

#008F8B

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #128a8f;
/* rgb */ color: rgb(18, 138, 143);
/* oklch */ color: oklch(57.7% 0.095 199.5);

Tailwind

colors: {
  custom: {
    50: '#6dacaf',
    500: '#128a8f',
    950: '#000000',
  },
}

SCSS

$custom: #128a8f;
$custom-light: #6dacaf;
$custom-dark: #000000;

JSON

{
  "hex": "#128a8f",
  "rgb": {
    "r": 18,
    "g": 138,
    "b": 143
  },
  "hsl": {
    "h": 182.4,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.57701,
    "c": 0.09479,
    "h": 199.5
  },
  "luminance": 0.20289
}

Semantic roles & 50–950 ramp

primary

#128A8F

secondary

#C33F3A

accent

#3B34F4

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#081010

muted

#7B7F7F

Preview Lab

Preview with #128A8F

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

Preview Lab → · Contrast checker → · Palette generator →