#3FB5CB#3FB5CB

#3FB5CB is a light, moderate teal. Relative luminance 0.384; OKLCH L 71.7% C 0.107 H 212.5°. Best body text is #000000 at 8.68:1 contrast (WCAG AA passes).

Color values

HEX	#3FB5CB
RGB	rgb(63, 181, 203)
HSL	hsl(189, 57%, 52%)
HSV	hsv(189, 69%, 80%)
CMYK	cmyk(69%, 10.8%, 0%, 20.4%)
CIE-LAB	lab(68.32, -25.51, -20.70)
CIE-LCH	lch(68.32, 32.86, 219.05°)
OKLab	oklab(71.69% -0.0902 -0.0576)
OKLCH	oklch(71.69% 0.107 212.5)
XYZ	xyz(29.3487, 38.4130, 62.3560)
Luminance	0.3842 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB5CB #CB553F

analogous

#3FCB9B #3FB5CB #3F6FCB

triadic

#3FB5CB #CB3FB5 #B5CB3F

tetradic

#3FB5CB #9B3FCB #CB553F #6FCB3F

square

#3FB5CB #9B3FCB #CB553F #6FCB3F

split-complementary

#3FB5CB #CB3F6F #CB9B3F

monochromatic

#1F6471 #2C8FA1 #3FB5CB #6FC8D8 #9FDAE5

Accessibility & contrast

On white

2.42

#3FB5CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.68

#3FB5CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB5CB

8.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB5CB	#FFFFFF	#000000	##000000
##3FB5CB	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)

#A4AFCC

Deuteranopia (green-blind)

#90A0CB

Tritanopia (blue-blind)

#00BEBC

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #3fb5cb;
/* rgb */ color: rgb(63, 181, 203);
/* oklch */ color: oklch(71.7% 0.107 212.5);

Tailwind

colors: {
  custom: {
    50: '#86cbda',
    500: '#3fb5cb',
    950: '#000000',
  },
}

SCSS

$custom: #3fb5cb;
$custom-light: #86cbda;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb5cb",
  "rgb": {
    "r": 63,
    "g": 181,
    "b": 203
  },
  "hsl": {
    "h": 189.429,
    "s": 57.377,
    "l": 52.157
  },
  "oklch": {
    "l": 0.71691,
    "c": 0.10705,
    "h": 212.5
  },
  "luminance": 0.38416
}

Semantic roles & 50–950 ramp

primary

#3FB5CB

secondary

#D19E94

accent

#5F47E1

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0D1315

muted

#7D8283

Preview Lab

Preview with #3FB5CB

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

Preview Lab → · Contrast checker → · Palette generator →