#42BDB1#42BDB1

#42BDB1 is a light, moderate teal. Relative luminance 0.407; OKLCH L 72.8% C 0.109 H 185.9°. Best body text is #000000 at 9.15:1 contrast (WCAG AA passes).

Color values

HEX	#42BDB1
RGB	rgb(66, 189, 177)
HSL	hsl(174, 48%, 50%)
HSV	hsv(174, 65%, 74%)
CMYK	cmyk(65.1%, 0%, 6.3%, 25.9%)
CIE-LAB	lab(69.98, -36.44, -3.92)
CIE-LCH	lch(69.98, 36.65, 186.14°)
OKLab	oklab(72.78% -0.1081 -0.0112)
OKLCH	oklch(72.78% 0.109 185.9)
XYZ	xyz(28.3765, 40.7246, 47.9516)
Luminance	0.4073 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BDB1 #BD424E

analogous

#42BD73 #42BDB1 #428CBD

triadic

#42BDB1 #B142BD #BDB142

tetradic

#42BDB1 #7342BD #BD424E #8CBD42

square

#42BDB1 #7342BD #BD424E #8CBD42

split-complementary

#42BDB1 #BD428C #BD7342

monochromatic

#22625C #329087 #42BDB1 #6FCDC4 #9DDDD6

Accessibility & contrast

On white

2.30

#42BDB1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.15

#42BDB1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BDB1

9.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BDB1	#FFFFFF	#000000	##000000
##42BDB1	1.00	2.30	9.15	9.15
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.15	21.00	1.00	1.00
##000000	9.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4B3B1

Deuteranopia (green-blind)

#A1A5B2

Tritanopia (blue-blind)

#00C1B9

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #42bdb1;
/* rgb */ color: rgb(66, 189, 177);
/* oklch */ color: oklch(72.8% 0.109 185.9);

Tailwind

colors: {
  custom: {
    50: '#86d1c8',
    500: '#42bdb1',
    950: '#000000',
  },
}

SCSS

$custom: #42bdb1;
$custom-light: #86d1c8;
$custom-dark: #000000;

JSON

{
  "hex": "#42bdb1",
  "rgb": {
    "r": 66,
    "g": 189,
    "b": 177
  },
  "hsl": {
    "h": 174.146,
    "s": 48.235,
    "l": 50
  },
  "oklch": {
    "l": 0.72783,
    "c": 0.10871,
    "h": 185.9
  },
  "luminance": 0.40728
}

Semantic roles & 50–950 ramp

primary

#42BDB1

secondary

#C99297

accent

#505DD8

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1413

muted

#7D8282

Preview Lab

Preview with #42BDB1

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

Preview Lab → · Contrast checker → · Palette generator →