#3FA5D9#3FA5D9

#3FA5D9 is a light, vivid cyan. Relative luminance 0.330; OKLCH L 68.5% C 0.120 H 234.8°. Best body text is #000000 at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#3FA5D9
RGB	rgb(63, 165, 217)
HSL	hsl(200, 67%, 55%)
HSV	hsv(200, 71%, 85%)
CMYK	cmyk(71%, 24%, 0%, 14.9%)
CIE-LAB	lab(64.14, -12.64, -34.87)
CIE-LCH	lch(64.14, 37.09, 250.08°)
OKLab	oklab(68.52% -0.0692 -0.0981)
OKLCH	oklch(68.52% 0.12 234.8)
XYZ	xyz(28.0245, 32.9736, 70.5198)
Luminance	0.3298 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA5D9 #D9733F

analogous

#3FD9C0 #3FA5D9 #3F58D9

triadic

#3FA5D9 #D93FA5 #A5D93F

tetradic

#3FA5D9 #C03FD9 #D9733F #58D93F

square

#3FA5D9 #C03FD9 #D9733F #58D93F

split-complementary

#3FA5D9 #D93F58 #D9C03F

monochromatic

#1A6084 #2485B7 #3FA5D9 #72BDE3 #A5D5ED

Accessibility & contrast

On white

2.76

#3FA5D9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.60

#3FA5D9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FA5D9

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA5D9	#FFFFFF	#000000	##000000
##3FA5D9	1.00	2.76	7.60	7.60
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.60	21.00	1.00	1.00
##000000	7.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8CA4DB

Deuteranopia (green-blind)

#7795D8

Tritanopia (blue-blind)

#00B3B7

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #3fa5d9;
/* rgb */ color: rgb(63, 165, 217);
/* oklch */ color: oklch(68.5% 0.120 234.8);

Tailwind

colors: {
  custom: {
    50: '#87bfe5',
    500: '#3fa5d9',
    950: '#000000',
  },
}

SCSS

$custom: #3fa5d9;
$custom-light: #87bfe5;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa5d9",
  "rgb": {
    "r": 63,
    "g": 165,
    "b": 217
  },
  "hsl": {
    "h": 200.26,
    "s": 66.957,
    "l": 54.902
  },
  "oklch": {
    "l": 0.68519,
    "c": 0.12004,
    "h": 234.8
  },
  "luminance": 0.32977
}

Semantic roles & 50–950 ramp

primary

#3FA5D9

secondary

#DAAF9A

accent

#783EEA

background

#F9FBFE

surface

#F1F7FC

border

#CBD0D5

text

#0D1215

muted

#7E8184

Preview Lab

Preview with #3FA5D9

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

Preview Lab → · Contrast checker → · Palette generator →