#42BBD0#42BBD0

#42BBD0 is a light, moderate teal. Relative luminance 0.413; OKLCH L 73.4% C 0.109 H 211.4°. Best body text is #000000 at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#42BBD0
RGB	rgb(66, 187, 208)
HSL	hsl(189, 60%, 54%)
HSV	hsv(189, 68%, 82%)
CMYK	cmyk(68.3%, 10.1%, 0%, 18.4%)
CIE-LAB	lab(70.35, -26.56, -20.36)
CIE-LCH	lch(70.35, 33.46, 217.47°)
OKLab	oklab(73.4% -0.0928 -0.0566)
OKLCH	oklch(73.4% 0.109 211.4)
XYZ	xyz(31.3974, 41.2494, 65.9695)
Luminance	0.4125 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BBD0 #D05742

analogous

#42D09E #42BBD0 #4274D0

triadic

#42BBD0 #D042BB #BBD042

tetradic

#42BBD0 #9E42D0 #D05742 #74D042

square

#42BBD0 #9E42D0 #D05742 #74D042

split-complementary

#42BBD0 #D04274 #D09E42

monochromatic

#1E6C79 #2A97AA #42BBD0 #73CDDC #A4DEE8

Accessibility & contrast

On white

2.27

#42BBD0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.25

#42BBD0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BBD0

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BBD0	#FFFFFF	#000000	##000000
##42BBD0	1.00	2.27	9.25	9.25
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.25	21.00	1.00	1.00
##000000	9.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAB5D1

Deuteranopia (green-blind)

#96A6D0

Tritanopia (blue-blind)

#00C4C1

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #42bbd0;
/* rgb */ color: rgb(66, 187, 208);
/* oklch */ color: oklch(73.4% 0.109 211.4);

Tailwind

colors: {
  custom: {
    50: '#88cfde',
    500: '#42bbd0',
    950: '#000000',
  },
}

SCSS

$custom: #42bbd0;
$custom-light: #88cfde;
$custom-dark: #000000;

JSON

{
  "hex": "#42bbd0",
  "rgb": {
    "r": 66,
    "g": 187,
    "b": 208
  },
  "hsl": {
    "h": 188.873,
    "s": 60.169,
    "l": 53.725
  },
  "oklch": {
    "l": 0.73401,
    "c": 0.10872,
    "h": 211.4
  },
  "luminance": 0.41253
}

Semantic roles & 50–950 ramp

primary

#42BBD0

secondary

#D5A299

accent

#5C44E3

background

#F9FCFD

surface

#F1F9FB

border

#CBD2D4

text

#0D1415

muted

#7E8283

Preview Lab

Preview with #42BBD0

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

Preview Lab → · Contrast checker → · Palette generator →