#42BDB4#42BDB4

#42BDB4 is a light, moderate teal. Relative luminance 0.408; OKLCH L 72.9% C 0.108 H 188.1°. Best body text is #000000 at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#42BDB4
RGB	rgb(66, 189, 180)
HSL	hsl(176, 48%, 50%)
HSV	hsv(176, 65%, 74%)
CMYK	cmyk(65.1%, 0%, 4.8%, 25.9%)
CIE-LAB	lab(70.07, -35.62, -5.44)
CIE-LCH	lch(70.07, 36.03, 188.68°)
OKLab	oklab(72.88% -0.1068 -0.0153)
OKLCH	oklch(72.88% 0.108 188.1)
XYZ	xyz(28.6788, 40.8456, 49.5437)
Luminance	0.4085 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BDB4 #BD424B

analogous

#42BD77 #42BDB4 #4288BD

triadic

#42BDB4 #B442BD #BDB442

tetradic

#42BDB4 #7742BD #BD424B #88BD42

square

#42BDB4 #7742BD #BD424B #88BD42

split-complementary

#42BDB4 #BD4288 #BD7742

monochromatic

#22625E #329089 #42BDB4 #6FCDC6 #9DDDD8

Accessibility & contrast

On white

2.29

#42BDB4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.17

#42BDB4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BDB4

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BDB4	#FFFFFF	#000000	##000000
##42BDB4	1.00	2.29	9.17	9.17
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.17	21.00	1.00	1.00
##000000	9.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3B3B4

Deuteranopia (green-blind)

#A0A6B5

Tritanopia (blue-blind)

#00C2BA

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #42bdb4;
/* rgb */ color: rgb(66, 189, 180);
/* oklch */ color: oklch(72.9% 0.108 188.1);

Tailwind

colors: {
  custom: {
    50: '#86d1ca',
    500: '#42bdb4',
    950: '#000000',
  },
}

SCSS

$custom: #42bdb4;
$custom-light: #86d1ca;
$custom-dark: #000000;

JSON

{
  "hex": "#42bdb4",
  "rgb": {
    "r": 66,
    "g": 189,
    "b": 180
  },
  "hsl": {
    "h": 175.61,
    "s": 48.235,
    "l": 50
  },
  "oklch": {
    "l": 0.7288,
    "c": 0.10787,
    "h": 188.1
  },
  "luminance": 0.40849
}

Semantic roles & 50–950 ramp

primary

#42BDB4

secondary

#C99296

accent

#505AD8

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1413

muted

#7D8282

Preview Lab

Preview with #42BDB4

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

Preview Lab → · Contrast checker → · Palette generator →