#42C8B2#42C8B2

#42C8B2 is a light, moderate teal. Relative luminance 0.457; OKLCH L 75.5% C 0.119 H 179.7°. Best body text is #000000 at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#42C8B2
RGB	rgb(66, 200, 178)
HSL	hsl(170, 55%, 52%)
HSV	hsv(170, 67%, 78%)
CMYK	cmyk(67%, 0%, 11%, 21.6%)
CIE-LAB	lab(73.34, -41.14, 0.45)
CIE-LCH	lch(73.34, 41.15, 179.37°)
OKLab	oklab(75.52% -0.119 0.0005)
OKLCH	oklch(75.52% 0.119 179.7)
XYZ	xyz(30.9331, 45.6777, 49.2973)
Luminance	0.4568 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C8B2 #C84258

analogous

#42C86F #42C8B2 #429BC8

triadic

#42C8B2 #B242C8 #C8B242

tetradic

#42C8B2 #6F42C8 #C84258 #9BC842

square

#42C8B2 #6F42C8 #C84258 #9BC842

split-complementary

#42C8B2 #C8429B #C86F42

monochromatic

#206F62 #2E9F8C #42C8B2 #71D6C5 #A1E4D9

Accessibility & contrast

On white

2.07

#42C8B2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.14

#42C8B2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C8B2

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C8B2	#FFFFFF	#000000	##000000
##42C8B2	1.00	2.07	10.14	10.14
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.14	21.00	1.00	1.00
##000000	10.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0BCB1

Deuteranopia (green-blind)

#ADAEB4

Tritanopia (blue-blind)

#00CBC1

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #42c8b2;
/* rgb */ color: rgb(66, 200, 178);
/* oklch */ color: oklch(75.5% 0.119 179.7);

Tailwind

colors: {
  custom: {
    50: '#87d9c9',
    500: '#42c8b2',
    950: '#000000',
  },
}

SCSS

$custom: #42c8b2;
$custom-light: #87d9c9;
$custom-dark: #000000;

JSON

{
  "hex": "#42c8b2",
  "rgb": {
    "r": 66,
    "g": 200,
    "b": 178
  },
  "hsl": {
    "h": 170.149,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.75521,
    "c": 0.11899,
    "h": 179.7
  },
  "luminance": 0.45681
}

Semantic roles & 50–950 ramp

primary

#42C8B2

secondary

#D0969F

accent

#4A62DE

background

#F9FDFC

surface

#F1FAF8

border

#CBD3D1

text

#0D1513

muted

#7E8382

Preview Lab

Preview with #42C8B2

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

Preview Lab → · Contrast checker → · Palette generator →