#428B6E#428B6E

#428B6E is a mid, moderate teal. Relative luminance 0.207; OKLCH L 58.1% C 0.087 H 165.2°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#428B6E
RGB	rgb(66, 139, 110)
HSL	hsl(156, 36%, 40%)
HSV	hsv(156, 53%, 55%)
CMYK	cmyk(52.5%, 0%, 20.9%, 45.5%)
CIE-LAB	lab(52.67, -30.12, 8.63)
CIE-LCH	lch(52.67, 31.33, 164.00°)
OKLab	oklab(58.13% -0.0838 0.0222)
OKLCH	oklch(58.13% 0.087 165.2)
XYZ	xyz(14.2926, 20.7481, 18.0004)
Luminance	0.2075 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428B6E #8B425F

analogous

#428B49 #428B6E #42848B

triadic

#428B6E #6E428B #8B6E42

tetradic

#428B6E #49428B #8B425F #848B42

square

#428B6E #49428B #8B425F #848B42

split-complementary

#428B6E #8B4284 #8B4942

monochromatic

#1B382C #2E624D #428B6E #5AB18E #83C4AA

Accessibility & contrast

On white

4.08

#428B6E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#428B6E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428B6E

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428B6E	#FFFFFF	#000000	##000000
##428B6E	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#88826C

Deuteranopia (green-blind)

#7D7A70

Tritanopia (blue-blind)

#278B83

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #428b6e;
/* rgb */ color: rgb(66, 139, 110);
/* oklch */ color: oklch(58.1% 0.087 165.2);

Tailwind

colors: {
  custom: {
    50: '#7cad97',
    500: '#428b6e',
    950: '#000000',
  },
}

SCSS

$custom: #428b6e;
$custom-light: #7cad97;
$custom-dark: #000000;

JSON

{
  "hex": "#428b6e",
  "rgb": {
    "r": 66,
    "g": 139,
    "b": 110
  },
  "hsl": {
    "h": 156.164,
    "s": 35.61,
    "l": 40.196
  },
  "oklch": {
    "l": 0.58127,
    "c": 0.08672,
    "h": 165.2
  },
  "luminance": 0.20749
}

Semantic roles & 50–950 ramp

primary

#428B6E

secondary

#AF7A8F

accent

#5C88CC

background

#F7FAF9

surface

#EEF4F2

border

#C9CECC

text

#0A100D

muted

#7C7F7E

Preview Lab

Preview with #428B6E

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

Preview Lab → · Contrast checker → · Palette generator →