#42BCCB#42BCCB

#42BCCB is a light, moderate teal. Relative luminance 0.414; OKLCH L 73.4% C 0.107 H 206.8°. Best body text is #000000 at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#42BCCB
RGB	rgb(66, 188, 203)
HSL	hsl(187, 57%, 53%)
HSV	hsv(187, 67%, 80%)
CMYK	cmyk(67.5%, 7.4%, 0%, 20.4%)
CIE-LAB	lab(70.48, -28.56, -17.43)
CIE-LCH	lch(70.48, 33.46, 211.39°)
OKLab	oklab(73.45% -0.0959 -0.0484)
OKLCH	oklch(73.45% 0.107 206.8)
XYZ	xyz(31.0049, 41.4330, 62.8517)
Luminance	0.4144 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BCCB #CB5142

analogous

#42CB95 #42BCCB #4278CB

triadic

#42BCCB #CB42BC #BCCB42

tetradic

#42BCCB #9542CB #CB5142 #78CB42

square

#42BCCB #9542CB #CB5142 #78CB42

split-complementary

#42BCCB #CB4278 #CB9542

monochromatic

#206A73 #2D96A3 #42BCCB #72CDD8 #A2DEE5

Accessibility & contrast

On white

2.26

#42BCCB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.29

#42BCCB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BCCB

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BCCB	#FFFFFF	#000000	##000000
##42BCCB	1.00	2.26	9.29	9.29
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.29	21.00	1.00	1.00
##000000	9.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADB5CC

Deuteranopia (green-blind)

#99A6CB

Tritanopia (blue-blind)

#00C4C0

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #42bccb;
/* rgb */ color: rgb(66, 188, 203);
/* oklch */ color: oklch(73.4% 0.107 206.8);

Tailwind

colors: {
  custom: {
    50: '#88d0da',
    500: '#42bccb',
    950: '#000000',
  },
}

SCSS

$custom: #42bccb;
$custom-light: #88d0da;
$custom-dark: #000000;

JSON

{
  "hex": "#42bccb",
  "rgb": {
    "r": 66,
    "g": 188,
    "b": 203
  },
  "hsl": {
    "h": 186.569,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.73449,
    "c": 0.10738,
    "h": 206.8
  },
  "luminance": 0.41436
}

Semantic roles & 50–950 ramp

primary

#42BCCB

secondary

#D29D97

accent

#5848E0

background

#F9FCFD

surface

#F1F9FA

border

#CBD2D3

text

#0D1414

muted

#7E8283

Preview Lab

Preview with #42BCCB

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

Preview Lab → · Contrast checker → · Palette generator →