#42ACA9#42ACA9

#42ACA9 is a light, moderate teal. Relative luminance 0.335; OKLCH L 68.3% C 0.096 H 192.5°. Best body text is #000000 at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#42ACA9
RGB	rgb(66, 172, 169)
HSL	hsl(178, 45%, 47%)
HSV	hsv(178, 62%, 67%)
CMYK	cmyk(61.6%, 0%, 1.7%, 32.5%)
CIE-LAB	lab(64.58, -30.63, -7.48)
CIE-LCH	lch(64.58, 31.53, 193.73°)
OKLab	oklab(68.33% -0.0938 -0.0208)
OKLCH	oklch(68.33% 0.096 192.5)
XYZ	xyz(24.1576, 33.5253, 42.7263)
Luminance	0.3353 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42ACA9 #AC4245

analogous

#42AC74 #42ACA9 #427AAC

triadic

#42ACA9 #A942AC #ACA942

tetradic

#42ACA9 #7442AC #AC4245 #7AAC42

square

#42ACA9 #7442AC #AC4245 #7AAC42

split-complementary

#42ACA9 #AC427A #AC7442

monochromatic

#205452 #31807E #42ACA9 #67C5C2 #93D6D4

Accessibility & contrast

On white

2.73

#42ACA9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.71

#42ACA9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42ACA9

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42ACA9	#FFFFFF	#000000	##000000
##42ACA9	1.00	2.73	7.71	7.71
#FFFFFF	2.73	1.00	21.00	21.00
#000000	7.71	21.00	1.00	1.00
##000000	7.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2A4A9

Deuteranopia (green-blind)

#9197AA

Tritanopia (blue-blind)

#00B1AB

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #42aca9;
/* rgb */ color: rgb(66, 172, 169);
/* oklch */ color: oklch(68.3% 0.096 192.5);

Tailwind

colors: {
  custom: {
    50: '#83c5c2',
    500: '#42aca9',
    950: '#000000',
  },
}

SCSS

$custom: #42aca9;
$custom-light: #83c5c2;
$custom-dark: #000000;

JSON

{
  "hex": "#42aca9",
  "rgb": {
    "r": 66,
    "g": 172,
    "b": 169
  },
  "hsl": {
    "h": 178.302,
    "s": 44.538,
    "l": 46.667
  },
  "oklch": {
    "l": 0.68327,
    "c": 0.09605,
    "h": 192.5
  },
  "luminance": 0.33528
}

Semantic roles & 50–950 ramp

primary

#42ACA9

secondary

#C1898A

accent

#5457D4

background

#F8FCFB

surface

#F0F8F7

border

#CBD1D0

text

#0C1312

muted

#7D8281

Preview Lab

Preview with #42ACA9

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

Preview Lab → · Contrast checker → · Palette generator →