#3FB3DB#3FB3DB

#3FB3DB is a light, moderate cyan. Relative luminance 0.384; OKLCH L 71.9% C 0.116 H 225.2°. Best body text is #000000 at 8.68:1 contrast (WCAG AA passes).

Color values

HEX	#3FB3DB
RGB	rgb(63, 179, 219)
HSL	hsl(195, 68%, 55%)
HSV	hsv(195, 71%, 86%)
CMYK	cmyk(71.2%, 18.3%, 0%, 14.1%)
CIE-LAB	lab(68.32, -19.46, -29.49)
CIE-LCH	lch(68.32, 35.33, 236.59°)
OKLab	oklab(71.88% -0.0821 -0.0826)
OKLCH	oklch(71.88% 0.116 225.2)
XYZ	xyz(30.9510, 38.4079, 72.7863)
Luminance	0.3841 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB3DB #DB673F

analogous

#3FDBB5 #3FB3DB #3F65DB

triadic

#3FB3DB #DB3FB3 #B3DB3F

tetradic

#3FB3DB #B53FDB #DB673F #65DB3F

square

#3FB3DB #B53FDB #DB673F #65DB3F

split-complementary

#3FB3DB #DB3F65 #DBB53F

monochromatic

#196A86 #2393BA #3FB3DB #73C7E5 #A6DCEE

Accessibility & contrast

On white

2.42

#3FB3DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.68

#3FB3DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB3DB

8.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB3DB	#FFFFFF	#000000	##000000
##3FB3DB	1.00	2.42	8.68	8.68
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.68	21.00	1.00	1.00
##000000	8.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DAFDD

Deuteranopia (green-blind)

#88A0DB

Tritanopia (blue-blind)

#00BFC0

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #3fb3db;
/* rgb */ color: rgb(63, 179, 219);
/* oklch */ color: oklch(71.9% 0.116 225.2);

Tailwind

colors: {
  custom: {
    50: '#88c9e6',
    500: '#3fb3db',
    950: '#000000',
  },
}

SCSS

$custom: #3fb3db;
$custom-light: #88c9e6;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb3db",
  "rgb": {
    "r": 63,
    "g": 179,
    "b": 219
  },
  "hsl": {
    "h": 195.385,
    "s": 68.421,
    "l": 55.294
  },
  "oklch": {
    "l": 0.71883,
    "c": 0.11645,
    "h": 225.2
  },
  "luminance": 0.38411
}

Semantic roles & 50–950 ramp

primary

#3FB3DB

secondary

#DCAB9A

accent

#693DEB

background

#F9FCFE

surface

#F1F8FC

border

#CBD1D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #3FB3DB

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

Preview Lab → · Contrast checker → · Palette generator →