#428B77#428B77

#428B77 is a mid, moderate teal. Relative luminance 0.210; OKLCH L 58.4% C 0.080 H 173.2°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#428B77
RGB	rgb(66, 139, 119)
HSL	hsl(164, 36%, 40%)
HSV	hsv(164, 53%, 55%)
CMYK	cmyk(52.5%, 0%, 14.4%, 45.5%)
CIE-LAB	lab(52.90, -27.94, 3.77)
CIE-LCH	lch(52.90, 28.19, 172.32°)
OKLab	oklab(58.39% -0.0795 0.0095)
OKLCH	oklch(58.39% 0.08 173.2)
XYZ	xyz(14.8077, 20.9541, 20.7134)
Luminance	0.2095 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428B77 #8B4256

analogous

#428B53 #428B77 #427A8B

triadic

#428B77 #77428B #8B7742

tetradic

#428B77 #53428B #8B4256 #7A8B42

square

#428B77 #53428B #8B4256 #7A8B42

split-complementary

#428B77 #8B427A #8B5342

monochromatic

#1B3830 #2E6253 #428B77 #5AB199 #83C4B2

Accessibility & contrast

On white

4.05

#428B77 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#428B77 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428B77

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428B77	#FFFFFF	#000000	##000000
##428B77	1.00	4.05	5.19	5.19
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#878376

Deuteranopia (green-blind)

#7C7B78

Tritanopia (blue-blind)

#228C85

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #428b77;
/* rgb */ color: rgb(66, 139, 119);
/* oklch */ color: oklch(58.4% 0.080 173.2);

Tailwind

colors: {
  custom: {
    50: '#7cad9e',
    500: '#428b77',
    950: '#000000',
  },
}

SCSS

$custom: #428b77;
$custom-light: #7cad9e;
$custom-dark: #000000;

JSON

{
  "hex": "#428b77",
  "rgb": {
    "r": 66,
    "g": 139,
    "b": 119
  },
  "hsl": {
    "h": 163.562,
    "s": 35.61,
    "l": 40.196
  },
  "oklch": {
    "l": 0.58386,
    "c": 0.08005,
    "h": 173.2
  },
  "luminance": 0.20955
}

Semantic roles & 50–950 ramp

primary

#428B77

secondary

#AF7A88

accent

#5C7BCC

background

#F7FAF9

surface

#EEF4F2

border

#C9CECC

text

#0A100E

muted

#7C7F7E

Preview Lab

Preview with #428B77

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

Preview Lab → · Contrast checker → · Palette generator →