#3FA5BC#3FA5BC

#3FA5BC is a light, moderate cyan. Relative luminance 0.316; OKLCH L 67.2% C 0.098 H 215.5°. Best body text is #000000 at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#3FA5BC
RGB	rgb(63, 165, 188)
HSL	hsl(191, 50%, 49%)
HSV	hsv(191, 66%, 74%)
CMYK	cmyk(66.5%, 12.2%, 0%, 26.3%)
CIE-LAB	lab(63.01, -22.00, -20.48)
CIE-LCH	lch(63.01, 30.06, 222.96°)
OKLab	oklab(67.24% -0.0799 -0.057)
OKLCH	oklch(67.24% 0.098 215.5)
XYZ	xyz(24.5784, 31.5952, 52.3704)
Luminance	0.3160 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA5BC #BC563F

analogous

#3FBC95 #3FA5BC #3F67BC

triadic

#3FA5BC #BC3FA5 #A5BC3F

tetradic

#3FA5BC #953FBC #BC563F #67BC3F

square

#3FA5BC #953FBC #BC563F #67BC3F

split-complementary

#3FA5BC #BC3F67 #BC953F

monochromatic

#205560 #307D8E #3FA5BC #6BBBCD #99D0DD

Accessibility & contrast

On white

2.87

#3FA5BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.32

#3FA5BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FA5BC

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA5BC	#FFFFFF	#000000	##000000
##3FA5BC	1.00	2.87	7.32	7.32
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.32	21.00	1.00	1.00
##000000	7.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95A0BD

Deuteranopia (green-blind)

#8393BC

Tritanopia (blue-blind)

#00ADAC

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #3fa5bc;
/* rgb */ color: rgb(63, 165, 188);
/* oklch */ color: oklch(67.2% 0.098 215.5);

Tailwind

colors: {
  custom: {
    50: '#83c0d0',
    500: '#3fa5bc',
    950: '#000000',
  },
}

SCSS

$custom: #3fa5bc;
$custom-light: #83c0d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa5bc",
  "rgb": {
    "r": 63,
    "g": 165,
    "b": 188
  },
  "hsl": {
    "h": 191.04,
    "s": 49.801,
    "l": 49.216
  },
  "oklch": {
    "l": 0.67239,
    "c": 0.09816,
    "h": 215.5
  },
  "luminance": 0.31598
}

Semantic roles & 50–950 ramp

primary

#3FA5BC

secondary

#C9998E

accent

#684ED9

background

#F8FBFC

surface

#F0F7F9

border

#CBD0D2

text

#0C1214

muted

#7D8182

Preview Lab

Preview with #3FA5BC

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

Preview Lab → · Contrast checker → · Palette generator →