#3FA5CD#3FA5CD

#3FA5CD is a light, moderate cyan. Relative luminance 0.324; OKLCH L 68.0% C 0.109 H 227.9°. Best body text is #000000 at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#3FA5CD
RGB	rgb(63, 165, 205)
HSL	hsl(197, 59%, 53%)
HSV	hsv(197, 69%, 80%)
CMYK	cmyk(69.3%, 19.5%, 0%, 19.6%)
CIE-LAB	lab(63.65, -16.59, -28.97)
CIE-LCH	lch(63.65, 33.39, 240.21°)
OKLab	oklab(67.97% -0.0734 -0.0812)
OKLCH	oklch(67.97% 0.109 227.9)
XYZ	xyz(26.5200, 32.3718, 62.5965)
Luminance	0.3237 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA5CD #CD673F

analogous

#3FCDAE #3FA5CD #3F5ECD

triadic

#3FA5CD #CD3FA5 #A5CD3F

tetradic

#3FA5CD #AE3FCD #CD673F #5ECD3F

square

#3FA5CD #AE3FCD #CD673F #5ECD3F

split-complementary

#3FA5CD #CD3F5E #CDAE3F

monochromatic

#1E5B74 #2B82A4 #3FA5CD #70BCDA #A0D3E6

Accessibility & contrast

On white

2.81

#3FA5CD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.47

#3FA5CD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FA5CD

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA5CD	#FFFFFF	#000000	##000000
##3FA5CD	1.00	2.81	7.47	7.47
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.47	21.00	1.00	1.00
##000000	7.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90A2CF

Deuteranopia (green-blind)

#7C94CC

Tritanopia (blue-blind)

#00B0B2

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #3fa5cd;
/* rgb */ color: rgb(63, 165, 205);
/* oklch */ color: oklch(68.0% 0.109 227.9);

Tailwind

colors: {
  custom: {
    50: '#85bfdc',
    500: '#3fa5cd',
    950: '#000000',
  },
}

SCSS

$custom: #3fa5cd;
$custom-light: #85bfdc;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa5cd",
  "rgb": {
    "r": 63,
    "g": 165,
    "b": 205
  },
  "hsl": {
    "h": 196.901,
    "s": 58.678,
    "l": 52.549
  },
  "oklch": {
    "l": 0.67966,
    "c": 0.10943,
    "h": 227.9
  },
  "luminance": 0.32375
}

Semantic roles & 50–950 ramp

primary

#3FA5CD

secondary

#D3A695

accent

#7246E2

background

#F8FBFD

surface

#F0F7FB

border

#CBD0D4

text

#0C1215

muted

#7D8183

Preview Lab

Preview with #3FA5CD

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

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