#42BCB9#42BCB9

#42BCB9 is a light, moderate teal. Relative luminance 0.406; OKLCH L 72.8% C 0.106 H 192.7°. Best body text is #000000 at 9.13:1 contrast (WCAG AA passes).

Color values

HEX#42BCB9
RGBrgb(66, 188, 185)
HSLhsl(179, 48%, 50%)
HSVhsv(179, 65%, 74%)
CMYKcmyk(64.9%, 0%, 1.6%, 26.3%)
CIE-LABlab(69.91, -33.77, -8.41)
CIE-LCHlch(69.91, 34.80, 193.99°)
OKLaboklab(72.8% -0.1035 -0.0234)
OKLCHoklch(72.8% 0.106 192.7)
XYZxyz(28.9830, 40.6243, 52.2033)
Luminance0.4063 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42BCB9 #BC4245
analogous
#42BC7C #42BCB9 #4282BC
triadic
#42BCB9 #B942BC #BCB942
tetradic
#42BCB9 #7C42BC #BC4245 #82BC42
square
#42BCB9 #7C42BC #BC4245 #82BC42
split-complementary
#42BCB9 #BC4282 #BC7C42
monochromatic
#226160 #328F8C #42BCB9 #6FCCCA #9CDCDB

Accessibility & contrast

On white

2.30
#42BCB9 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.13
#42BCB9 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BCB9
9.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42BCB9#FFFFFF#000000##000000
##42BCB91.002.309.139.13
#FFFFFF2.301.0021.0021.00
#0000009.1321.001.001.00
##0000009.1321.001.001.00

Color blindness preview

Protanopia (red-blind)
#B1B3B9
Deuteranopia (green-blind)
#9EA5BA
Tritanopia (blue-blind)
#00C1BB
Achromatopsia (no color)
#ABABAB

Design tokens & code

CSS
--color: #42bcb9;
/* rgb */ color: rgb(66, 188, 185);
/* oklch */ color: oklch(72.8% 0.106 192.7);
Tailwind
colors: {
  custom: {
    50: '#86d0ce',
    500: '#42bcb9',
    950: '#000000',
  },
}
SCSS
$custom: #42bcb9;
$custom-light: #86d0ce;
$custom-dark: #000000;
JSON
{
  "hex": "#42bcb9",
  "rgb": {
    "r": 66,
    "g": 188,
    "b": 185
  },
  "hsl": {
    "h": 178.525,
    "s": 48.031,
    "l": 49.804
  },
  "oklch": {
    "l": 0.72803,
    "c": 0.10615,
    "h": 192.7
  },
  "luminance": 0.40627
}

Semantic roles & 50–950 ramp

primary
#42BCB9
secondary
#C99193
accent
#5054D8
background
#F8FCFC
surface
#F0F9F9
border
#CBD2D2
text
#0C1413
muted
#7D8282

Preview Lab

Preview with #42BCB9

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

Preview Lab → · Contrast checker → · Palette generator →

#42BCB9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva