#3FA3D0#3FA3D0

#3FA3D0 is a light, moderate cyan. Relative luminance 0.318; OKLCH L 67.6% C 0.113 H 231.4°. Best body text is #000000 at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#3FA3D0
RGB	rgb(63, 163, 208)
HSL	hsl(199, 61%, 53%)
HSV	hsv(199, 70%, 82%)
CMYK	cmyk(69.7%, 21.6%, 0%, 18.4%)
CIE-LAB	lab(63.18, -14.53, -31.37)
CIE-LCH	lch(63.18, 34.57, 245.14°)
OKLab	oklab(67.63% -0.0703 -0.088)
OKLCH	oklch(67.63% 0.113 231.4)
XYZ	xyz(26.5277, 31.8022, 64.4026)
Luminance	0.3180 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA3D0 #D06C3F

analogous

#3FD0B5 #3FA3D0 #3F5AD0

triadic

#3FA3D0 #D03FA3 #A3D03F

tetradic

#3FA3D0 #B53FD0 #D06C3F #5AD03F

square

#3FA3D0 #B53FD0 #D06C3F #5AD03F

split-complementary

#3FA3D0 #D03F5A #D0B53F

monochromatic

#1D5B77 #2981A9 #3FA3D0 #70BBDC #A1D2E8

Accessibility & contrast

On white

2.85

#3FA3D0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.36

#3FA3D0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FA3D0

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA3D0	#FFFFFF	#000000	##000000
##3FA3D0	1.00	2.85	7.36	7.36
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.36	21.00	1.00	1.00
##000000	7.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8CA1D2

Deuteranopia (green-blind)

#7993CF

Tritanopia (blue-blind)

#00AFB2

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #3fa3d0;
/* rgb */ color: rgb(63, 163, 208);
/* oklch */ color: oklch(67.6% 0.113 231.4);

Tailwind

colors: {
  custom: {
    50: '#85bede',
    500: '#3fa3d0',
    950: '#000000',
  },
}

SCSS

$custom: #3fa3d0;
$custom-light: #85bede;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa3d0",
  "rgb": {
    "r": 63,
    "g": 163,
    "b": 208
  },
  "hsl": {
    "h": 198.621,
    "s": 60.669,
    "l": 53.137
  },
  "oklch": {
    "l": 0.67631,
    "c": 0.11268,
    "h": 231.4
  },
  "luminance": 0.31805
}

Semantic roles & 50–950 ramp

primary

#3FA3D0

secondary

#D5AA96

accent

#7644E4

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1215

muted

#7D8183

Preview Lab

Preview with #3FA3D0

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

Preview Lab → · Contrast checker → · Palette generator →