#42C1CD#42C1CD

#42C1CD is a light, moderate teal. Relative luminance 0.437; OKLCH L 74.7% C 0.110 H 204.2°. Best body text is #000000 at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#42C1CD
RGB	rgb(66, 193, 205)
HSL	hsl(185, 58%, 53%)
HSV	hsv(185, 68%, 80%)
CMYK	cmyk(67.8%, 5.9%, 0%, 19.6%)
CIE-LAB	lab(72.03, -30.40, -16.18)
CIE-LCH	lch(72.03, 34.44, 208.01°)
OKLab	oklab(74.72% -0.1001 -0.0449)
OKLCH	oklch(74.72% 0.11 204.2)
XYZ	xyz(32.3314, 43.7023, 64.4772)
Luminance	0.4371 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C1CD #CD4E42

analogous

#42CD93 #42C1CD #427BCD

triadic

#42C1CD #CD42C1 #C1CD42

tetradic

#42C1CD #9342CD #CD4E42 #7BCD42

square

#42C1CD #9342CD #CD4E42 #7BCD42

split-complementary

#42C1CD #CD427B #CD9342

monochromatic

#1F6E76 #2C9BA6 #42C1CD #72D1DA #A3E1E7

Accessibility & contrast

On white

2.16

#42C1CD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.74

#42C1CD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C1CD

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C1CD	#FFFFFF	#000000	##000000
##42C1CD	1.00	2.16	9.74	9.74
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.74	21.00	1.00	1.00
##000000	9.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2B9CE

Deuteranopia (green-blind)

#9EAACD

Tritanopia (blue-blind)

#00C9C4

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #42c1cd;
/* rgb */ color: rgb(66, 193, 205);
/* oklch */ color: oklch(74.7% 0.110 204.2);

Tailwind

colors: {
  custom: {
    50: '#88d4dc',
    500: '#42c1cd',
    950: '#000000',
  },
}

SCSS

$custom: #42c1cd;
$custom-light: #88d4dc;
$custom-dark: #000000;

JSON

{
  "hex": "#42c1cd",
  "rgb": {
    "r": 66,
    "g": 193,
    "b": 205
  },
  "hsl": {
    "h": 185.18,
    "s": 58.159,
    "l": 53.137
  },
  "oklch": {
    "l": 0.74722,
    "c": 0.10968,
    "h": 204.2
  },
  "luminance": 0.43706
}

Semantic roles & 50–950 ramp

primary

#42C1CD

secondary

#D39D97

accent

#5446E1

background

#F9FDFD

surface

#F1FAFB

border

#CBD3D4

text

#0D1415

muted

#7E8383

Preview Lab

Preview with #42C1CD

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

Preview Lab → · Contrast checker → · Palette generator →