#428B6A#428B6A

#428B6A is a mid, moderate teal. Relative luminance 0.207; OKLCH L 58.0% C 0.090 H 162.1°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#428B6A
RGB	rgb(66, 139, 106)
HSL	hsl(153, 36%, 40%)
HSV	hsv(153, 53%, 55%)
CMYK	cmyk(52.5%, 0%, 23.7%, 45.5%)
CIE-LAB	lab(52.58, -31.04, 10.80)
CIE-LCH	lch(52.58, 32.86, 160.81°)
OKLab	oklab(58.02% -0.0858 0.0277)
OKLCH	oklch(58.02% 0.09 162.1)
XYZ	xyz(14.0797, 20.6629, 16.8793)
Luminance	0.2066 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428B6A #8B4263

analogous

#428B45 #428B6A #42878B

triadic

#428B6A #6A428B #8B6A42

tetradic

#428B6A #45428B #8B4263 #878B42

square

#428B6A #45428B #8B4263 #878B42

split-complementary

#428B6A #8B4287 #8B4542

monochromatic

#1B382B #2E624A #428B6A #5AB189 #83C4A7

Accessibility & contrast

On white

4.09

#428B6A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#428B6A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428B6A

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428B6A	#FFFFFF	#000000	##000000
##428B6A	1.00	4.09	5.13	5.13
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#898268

Deuteranopia (green-blind)

#7E7A6C

Tritanopia (blue-blind)

#2A8B82

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #428b6a;
/* rgb */ color: rgb(66, 139, 106);
/* oklch */ color: oklch(58.0% 0.090 162.1);

Tailwind

colors: {
  custom: {
    50: '#7cad94',
    500: '#428b6a',
    950: '#000000',
  },
}

SCSS

$custom: #428b6a;
$custom-light: #7cad94;
$custom-dark: #000000;

JSON

{
  "hex": "#428b6a",
  "rgb": {
    "r": 66,
    "g": 139,
    "b": 106
  },
  "hsl": {
    "h": 152.877,
    "s": 35.61,
    "l": 40.196
  },
  "oklch": {
    "l": 0.5802,
    "c": 0.09015,
    "h": 162.1
  },
  "luminance": 0.20664
}

Semantic roles & 50–950 ramp

primary

#428B6A

secondary

#AF7A92

accent

#5C8FCC

background

#F7FAF9

surface

#EEF4F1

border

#C9CECB

text

#0A100D

muted

#7C7F7E

Preview Lab

Preview with #428B6A

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

Preview Lab → · Contrast checker → · Palette generator →