#3FA5C1#3FA5C1

#3FA5C1 is a light, moderate cyan. Relative luminance 0.318; OKLCH L 67.4% C 0.101 H 219.4°. Best body text is #000000 at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#3FA5C1
RGB	rgb(63, 165, 193)
HSL	hsl(193, 51%, 50%)
HSV	hsv(193, 67%, 76%)
CMYK	cmyk(67.4%, 14.5%, 0%, 24.3%)
CIE-LAB	lab(63.19, -20.43, -23.00)
CIE-LCH	lch(63.19, 30.76, 228.38°)
OKLab	oklab(67.45% -0.0779 -0.0641)
OKLCH	oklch(67.45% 0.101 219.4)
XYZ	xyz(25.1267, 31.8145, 55.2583)
Luminance	0.3182 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA5C1 #C15B3F

analogous

#3FC19C #3FA5C1 #3F64C1

triadic

#3FA5C1 #C13FA5 #A5C13F

tetradic

#3FA5C1 #9C3FC1 #C15B3F #64C13F

square

#3FA5C1 #9C3FC1 #C15B3F #64C13F

split-complementary

#3FA5C1 #C13F64 #C19C3F

monochromatic

#215665 #307E93 #3FA5C1 #6DBBD0 #9CD0DF

Accessibility & contrast

On white

2.85

#3FA5C1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.36

#3FA5C1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FA5C1

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA5C1	#FFFFFF	#000000	##000000
##3FA5C1	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)

#94A1C3

Deuteranopia (green-blind)

#8193C1

Tritanopia (blue-blind)

#00AEAE

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #3fa5c1;
/* rgb */ color: rgb(63, 165, 193);
/* oklch */ color: oklch(67.4% 0.101 219.4);

Tailwind

colors: {
  custom: {
    50: '#83c0d3',
    500: '#3fa5c1',
    950: '#000000',
  },
}

SCSS

$custom: #3fa5c1;
$custom-light: #83c0d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa5c1",
  "rgb": {
    "r": 63,
    "g": 165,
    "b": 193
  },
  "hsl": {
    "h": 192.923,
    "s": 51.181,
    "l": 50.196
  },
  "oklch": {
    "l": 0.67446,
    "c": 0.10092,
    "h": 219.4
  },
  "luminance": 0.31817
}

Semantic roles & 50–950 ramp

primary

#3FA5C1

secondary

#CB9D91

accent

#6C4DDB

background

#F8FBFC

surface

#F0F7F9

border

#CBD0D2

text

#0C1214

muted

#7D8182

Preview Lab

Preview with #3FA5C1

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

Preview Lab → · Contrast checker → · Palette generator →