#3F9EBE#3F9EBE

#3F9EBE is a light, moderate cyan. Relative luminance 0.292; OKLCH L 65.6% C 0.100 H 223.8°. Best body text is #000000 at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#3F9EBE
RGB	rgb(63, 158, 190)
HSL	hsl(195, 50%, 50%)
HSV	hsv(195, 67%, 75%)
CMYK	cmyk(66.8%, 16.8%, 0%, 25.5%)
CIE-LAB	lab(60.98, -17.69, -24.71)
CIE-LCH	lch(60.98, 30.39, 234.39°)
OKLab	oklab(65.64% -0.0719 -0.069)
OKLCH	oklch(65.64% 0.1 223.8)
XYZ	xyz(23.5673, 29.2256, 53.1043)
Luminance	0.2923 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9EBE #BE5F3F

analogous

#3FBE9F #3F9EBE #3F5FBE

triadic

#3F9EBE #BE3F9E #9EBE3F

tetradic

#3F9EBE #9F3FBE #BE5F3F #5FBE3F

square

#3F9EBE #9F3FBE #BE5F3F #5FBE3F

split-complementary

#3F9EBE #BE3F5F #BE9F3F

monochromatic

#215262 #307890 #3F9EBE #6CB5CE #9ACCDD

Accessibility & contrast

On white

3.07

#3F9EBE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.85

#3F9EBE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9EBE

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9EBE	#FFFFFF	#000000	##000000
##3F9EBE	1.00	3.07	6.85	6.85
#FFFFFF	3.07	1.00	21.00	21.00
#000000	6.85	21.00	1.00	1.00
##000000	6.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C9BC0

Deuteranopia (green-blind)

#7A8DBE

Tritanopia (blue-blind)

#00A8A8

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #3f9ebe;
/* rgb */ color: rgb(63, 158, 190);
/* oklch */ color: oklch(65.6% 0.100 223.8);

Tailwind

colors: {
  custom: {
    50: '#83bad1',
    500: '#3f9ebe',
    950: '#000000',
  },
}

SCSS

$custom: #3f9ebe;
$custom-light: #83bad1;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9ebe",
  "rgb": {
    "r": 63,
    "g": 158,
    "b": 190
  },
  "hsl": {
    "h": 195.118,
    "s": 50.198,
    "l": 49.608
  },
  "oklch": {
    "l": 0.65638,
    "c": 0.09962,
    "h": 223.8
  },
  "luminance": 0.29228
}

Semantic roles & 50–950 ramp

primary

#3F9EBE

secondary

#C99E8F

accent

#714EDA

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1114

muted

#7D8082

Preview Lab

Preview with #3F9EBE

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

Preview Lab → · Contrast checker → · Palette generator →