#3F85B5#3F85B5

#3F85B5 is a mid, moderate cyan. Relative luminance 0.212; OKLCH L 59.3% C 0.102 H 241.4°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#3F85B5
RGB	rgb(63, 133, 181)
HSL	hsl(204, 48%, 48%)
HSV	hsv(204, 65%, 71%)
CMYK	cmyk(65.2%, 26.5%, 0%, 29%)
CIE-LAB	lab(53.13, -6.78, -31.75)
CIE-LCH	lch(53.13, 32.46, 257.94°)
OKLab	oklab(59.27% -0.0488 -0.0893)
OKLCH	oklch(59.27% 0.102 241.4)
XYZ	xyz(18.7747, 21.1661, 46.8031)
Luminance	0.2117 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F85B5 #B56F3F

analogous

#3FB5AA #3F85B5 #3F4AB5

triadic

#3F85B5 #B53F85 #85B53F

tetradic

#3F85B5 #AA3FB5 #B56F3F #4AB53F

square

#3F85B5 #AA3FB5 #B56F3F #4AB53F

split-complementary

#3F85B5 #B53F4A #B5AA3F

monochromatic

#1F425A #2F6488 #3F85B5 #67A2CA #94BEDA

Accessibility & contrast

On white

4.01

#3F85B5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.23

#3F85B5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F85B5

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F85B5	#FFFFFF	#000000	##000000
##3F85B5	1.00	4.01	5.23	5.23
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F85B7

Deuteranopia (green-blind)

#5F7AB4

Tritanopia (blue-blind)

#009196

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3f85b5;
/* rgb */ color: rgb(63, 133, 181);
/* oklch */ color: oklch(59.3% 0.102 241.4);

Tailwind

colors: {
  custom: {
    50: '#80a8cb',
    500: '#3f85b5',
    950: '#000000',
  },
}

SCSS

$custom: #3f85b5;
$custom-light: #80a8cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3f85b5",
  "rgb": {
    "r": 63,
    "g": 133,
    "b": 181
  },
  "hsl": {
    "h": 204.407,
    "s": 48.361,
    "l": 47.843
  },
  "oklch": {
    "l": 0.59266,
    "c": 0.1018,
    "h": 241.4
  },
  "luminance": 0.21168
}

Semantic roles & 50–950 ramp

primary

#3F85B5

secondary

#C5A28A

accent

#8750D8

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3F85B5

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

Preview Lab → · Contrast checker → · Palette generator →