#428B79#428B79

#428B79 is a mid, moderate teal. Relative luminance 0.210; OKLCH L 58.4% C 0.079 H 175.1°. Best body text is #000000 at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#428B79
RGB	rgb(66, 139, 121)
HSL	hsl(165, 36%, 40%)
HSV	hsv(165, 53%, 55%)
CMYK	cmyk(52.5%, 0%, 12.9%, 45.5%)
CIE-LAB	lab(52.95, -27.43, 2.69)
CIE-LCH	lch(52.95, 27.56, 174.41°)
OKLab	oklab(58.45% -0.0785 0.0067)
OKLCH	oklch(58.45% 0.079 175.1)
XYZ	xyz(14.9291, 21.0026, 21.3526)
Luminance	0.2100 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428B79 #8B4254

analogous

#428B54 #428B79 #42798B

triadic

#428B79 #79428B #8B7942

tetradic

#428B79 #54428B #8B4254 #798B42

square

#428B79 #54428B #8B4254 #798B42

split-complementary

#428B79 #8B4279 #8B5442

monochromatic

#1B3831 #2E6255 #428B79 #5AB19B #83C4B4

Accessibility & contrast

On white

4.04

#428B79 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.20

#428B79 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428B79

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428B79	#FFFFFF	#000000	##000000
##428B79	1.00	4.04	5.20	5.20
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.20	21.00	1.00	1.00
##000000	5.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#878378

Deuteranopia (green-blind)

#7B7B7A

Tritanopia (blue-blind)

#208C86

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #428b79;
/* rgb */ color: rgb(66, 139, 121);
/* oklch */ color: oklch(58.4% 0.079 175.1);

Tailwind

colors: {
  custom: {
    50: '#7cad9f',
    500: '#428b79',
    950: '#000000',
  },
}

SCSS

$custom: #428b79;
$custom-light: #7cad9f;
$custom-dark: #000000;

JSON

{
  "hex": "#428b79",
  "rgb": {
    "r": 66,
    "g": 139,
    "b": 121
  },
  "hsl": {
    "h": 165.205,
    "s": 35.61,
    "l": 40.196
  },
  "oklch": {
    "l": 0.58447,
    "c": 0.07881,
    "h": 175.1
  },
  "luminance": 0.21004
}

Semantic roles & 50–950 ramp

primary

#428B79

secondary

#AF7A87

accent

#5C78CC

background

#F7FAF9

surface

#EEF4F2

border

#C9CECC

text

#0A100E

muted

#7C7F7E

Preview Lab

Preview with #428B79

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

Preview Lab → · Contrast checker → · Palette generator →