#42C7BF#42C7BF

#42C7BF is a light, moderate teal. Relative luminance 0.458; OKLCH L 75.7% C 0.114 H 189.3°. Best body text is #000000 at 10.15:1 contrast (WCAG AA passes).

Color values

HEX	#42C7BF
RGB	rgb(66, 199, 191)
HSL	hsl(176, 54%, 52%)
HSV	hsv(176, 67%, 78%)
CMYK	cmyk(66.8%, 0%, 4%, 22%)
CIE-LAB	lab(73.39, -37.22, -6.52)
CIE-LCH	lch(73.39, 37.79, 189.94°)
OKLab	oklab(75.68% -0.1121 -0.0183)
OKLCH	oklch(75.68% 0.114 189.3)
XYZ	xyz(32.0698, 45.7631, 56.4231)
Luminance	0.4577 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C7BF #C7424A

analogous

#42C77D #42C7BF #428DC7

triadic

#42C7BF #BF42C7 #C7BF42

tetradic

#42C7BF #7D42C7 #C7424A #8DC742

square

#42C7BF #7D42C7 #C7424A #8DC742

split-complementary

#42C7BF #C7428D #C77D42

monochromatic

#216E69 #2F9D97 #42C7BF #71D5CF #A0E3DF

Accessibility & contrast

On white

2.07

#42C7BF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.15

#42C7BF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C7BF

10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C7BF	#FFFFFF	#000000	##000000
##42C7BF	1.00	2.07	10.15	10.15
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.15	21.00	1.00	1.00
##000000	10.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCBDBF

Deuteranopia (green-blind)

#A8AEC0

Tritanopia (blue-blind)

#00CCC4

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #42c7bf;
/* rgb */ color: rgb(66, 199, 191);
/* oklch */ color: oklch(75.7% 0.114 189.3);

Tailwind

colors: {
  custom: {
    50: '#88d8d2',
    500: '#42c7bf',
    950: '#000000',
  },
}

SCSS

$custom: #42c7bf;
$custom-light: #88d8d2;
$custom-dark: #000000;

JSON

{
  "hex": "#42c7bf",
  "rgb": {
    "r": 66,
    "g": 199,
    "b": 191
  },
  "hsl": {
    "h": 176.391,
    "s": 54.286,
    "l": 51.961
  },
  "oklch": {
    "l": 0.75684,
    "c": 0.11363,
    "h": 189.3
  },
  "luminance": 0.45767
}

Semantic roles & 50–950 ramp

primary

#42C7BF

secondary

#D09599

accent

#4A53DE

background

#F9FDFC

surface

#F1FAF9

border

#CBD3D2

text

#0D1414

muted

#7E8382

Preview Lab

Preview with #42C7BF

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

Preview Lab → · Contrast checker → · Palette generator →