#42C3DB#42C3DB

#42C3DB is a light, moderate teal. Relative luminance 0.453; OKLCH L 75.7% C 0.114 H 212.6°. Best body text is #000000 at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#42C3DB
RGB	rgb(66, 195, 219)
HSL	hsl(189, 68%, 56%)
HSV	hsv(189, 70%, 86%)
CMYK	cmyk(69.9%, 11%, 0%, 14.1%)
CIE-LAB	lab(73.09, -27.19, -22.18)
CIE-LCH	lch(73.09, 35.09, 219.21°)
OKLab	oklab(75.73% -0.0964 -0.0617)
OKLCH	oklch(75.73% 0.114 212.6)
XYZ	xyz(34.5426, 45.2990, 73.9272)
Luminance	0.4530 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C3DB #DB5A42

analogous

#42DBA6 #42C3DB #4276DB

triadic

#42C3DB #DB42C3 #C3DB42

tetradic

#42C3DB #A642DB #DB5A42 #76DB42

square

#42C3DB #A642DB #DB5A42 #76DB42

split-complementary

#42C3DB #DB4276 #DBA642

monochromatic

#1A7789 #24A4BC #42C3DB #75D3E5 #A9E4EF

Accessibility & contrast

On white

2.09

#42C3DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.06

#42C3DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C3DB

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C3DB	#FFFFFF	#000000	##000000
##42C3DB	1.00	2.09	10.06	10.06
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.06	21.00	1.00	1.00
##000000	10.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1BCDC

Deuteranopia (green-blind)

#9BADDB

Tritanopia (blue-blind)

#00CDCA

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #42c3db;
/* rgb */ color: rgb(66, 195, 219);
/* oklch */ color: oklch(75.7% 0.114 212.6);

Tailwind

colors: {
  custom: {
    50: '#8ad5e6',
    500: '#42c3db',
    950: '#000000',
  },
}

SCSS

$custom: #42c3db;
$custom-light: #8ad5e6;
$custom-dark: #000000;

JSON

{
  "hex": "#42c3db",
  "rgb": {
    "r": 66,
    "g": 195,
    "b": 219
  },
  "hsl": {
    "h": 189.412,
    "s": 68,
    "l": 55.882
  },
  "oklch": {
    "l": 0.75732,
    "c": 0.11447,
    "h": 212.6
  },
  "luminance": 0.45303
}

Semantic roles & 50–950 ramp

primary

#42C3DB

secondary

#DCA79D

accent

#583DEB

background

#F9FDFE

surface

#F2FAFC

border

#CCD3D5

text

#0D1415

muted

#7E8384

Preview Lab

Preview with #42C3DB

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

Preview Lab → · Contrast checker → · Palette generator →