#42C1D8#42C1D8

#42C1D8 is a light, moderate teal. Relative luminance 0.443; OKLCH L 75.1% C 0.113 H 212.2°. Best body text is #000000 at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#42C1D8
RGB	rgb(66, 193, 216)
HSL	hsl(189, 66%, 55%)
HSV	hsv(189, 69%, 85%)
CMYK	cmyk(69.4%, 10.6%, 0%, 15.3%)
CIE-LAB	lab(72.40, -27.11, -21.61)
CIE-LCH	lch(72.40, 34.67, 218.55°)
OKLab	oklab(75.14% -0.0956 -0.0601)
OKLCH	oklch(75.14% 0.113 212.2)
XYZ	xyz(33.7061, 44.2522, 71.7175)
Luminance	0.4426 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C1D8 #D85942

analogous

#42D8A4 #42C1D8 #4276D8

triadic

#42C1D8 #D842C1 #C1D842

tetradic

#42C1D8 #A442D8 #D85942 #76D842

square

#42C1D8 #A442D8 #D85942 #76D842

split-complementary

#42C1D8 #D84276 #D8A442

monochromatic

#1B7484 #26A1B7 #42C1D8 #75D2E2 #A7E2ED

Accessibility & contrast

On white

2.13

#42C1D8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.85

#42C1D8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C1D8

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C1D8	#FFFFFF	#000000	##000000
##42C1D8	1.00	2.13	9.85	9.85
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.85	21.00	1.00	1.00
##000000	9.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFBAD9

Deuteranopia (green-blind)

#9AABD8

Tritanopia (blue-blind)

#00CAC8

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #42c1d8;
/* rgb */ color: rgb(66, 193, 216);
/* oklch */ color: oklch(75.1% 0.113 212.2);

Tailwind

colors: {
  custom: {
    50: '#8ad4e4',
    500: '#42c1d8',
    950: '#000000',
  },
}

SCSS

$custom: #42c1d8;
$custom-light: #8ad4e4;
$custom-dark: #000000;

JSON

{
  "hex": "#42c1d8",
  "rgb": {
    "r": 66,
    "g": 193,
    "b": 216
  },
  "hsl": {
    "h": 189.2,
    "s": 65.789,
    "l": 55.294
  },
  "oklch": {
    "l": 0.75141,
    "c": 0.11294,
    "h": 212.2
  },
  "luminance": 0.44256
}

Semantic roles & 50–950 ramp

primary

#42C1D8

secondary

#DAA59C

accent

#593FE9

background

#F9FDFD

surface

#F1FAFB

border

#CBD3D4

text

#0D1415

muted

#7E8383

Preview Lab

Preview with #42C1D8

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

Preview Lab → · Contrast checker → · Palette generator →