#42ADDC#42ADDC

#42ADDC is a light, moderate cyan. Relative luminance 0.362; OKLCH L 70.6% C 0.118 H 230.9°. Best body text is #000000 at 8.24:1 contrast (WCAG AA passes).

Color values

HEX	#42ADDC
RGB	rgb(66, 173, 220)
HSL	hsl(198, 69%, 56%)
HSV	hsv(198, 70%, 86%)
CMYK	cmyk(70%, 21.4%, 0%, 13.7%)
CIE-LAB	lab(66.68, -15.55, -32.57)
CIE-LCH	lch(66.68, 36.10, 244.47°)
OKLab	oklab(70.61% -0.0744 -0.0914)
OKLCH	oklch(70.61% 0.118 230.9)
XYZ	xyz(30.1034, 36.2093, 73.0988)
Luminance	0.3621 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42ADDC #DC7142

analogous

#42DCBE #42ADDC #4260DC

triadic

#42ADDC #DC42AD #ADDC42

tetradic

#42ADDC #BE42DC #DC7142 #60DC42

square

#42ADDC #BE42DC #DC7142 #60DC42

split-complementary

#42ADDC #DC4260 #DCBE42

monochromatic

#1A688A #238FBE #42ADDC #76C3E6 #A9DAEF

Accessibility & contrast

On white

2.55

#42ADDC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.24

#42ADDC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42ADDC

8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42ADDC	#FFFFFF	#000000	##000000
##42ADDC	1.00	2.55	8.24	8.24
#FFFFFF	2.55	1.00	21.00	21.00
#000000	8.24	21.00	1.00	1.00
##000000	8.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95ABDE

Deuteranopia (green-blind)

#809CDB

Tritanopia (blue-blind)

#00BABD

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #42addc;
/* rgb */ color: rgb(66, 173, 220);
/* oklch */ color: oklch(70.6% 0.118 230.9);

Tailwind

colors: {
  custom: {
    50: '#89c5e7',
    500: '#42addc',
    950: '#000000',
  },
}

SCSS

$custom: #42addc;
$custom-light: #89c5e7;
$custom-dark: #000000;

JSON

{
  "hex": "#42addc",
  "rgb": {
    "r": 66,
    "g": 173,
    "b": 220
  },
  "hsl": {
    "h": 198.312,
    "s": 68.75,
    "l": 56.078
  },
  "oklch": {
    "l": 0.70606,
    "c": 0.11786,
    "h": 230.9
  },
  "luminance": 0.36213
}

Semantic roles & 50–950 ramp

primary

#42ADDC

secondary

#DDB19D

accent

#723CEC

background

#F9FCFE

surface

#F1F8FC

border

#CBD1D5

text

#0D1216

muted

#7E8184

Preview Lab

Preview with #42ADDC

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

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