#3C81BB#3C81BB

#3C81BB is a mid, moderate cyan. Relative luminance 0.202; OKLCH L 58.5% C 0.113 H 246.7°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#3C81BB
RGB	rgb(60, 129, 187)
HSL	hsl(207, 51%, 48%)
HSV	hsv(207, 68%, 73%)
CMYK	cmyk(67.9%, 31%, 0%, 26.7%)
CIE-LAB	lab(52.12, -2.90, -36.79)
CIE-LCH	lch(52.12, 36.90, 265.50°)
OKLab	oklab(58.53% -0.0448 -0.104)
OKLCH	oklch(58.53% 0.113 246.7)
XYZ	xyz(18.6800, 20.2471, 49.9277)
Luminance	0.2025 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C81BB #BB763C

analogous

#3CBBB5 #3C81BB #3C41BB

triadic

#3C81BB #BB3C81 #81BB3C

tetradic

#3C81BB #B53CBB #BB763C #41BB3C

square

#3C81BB #B53CBB #BB763C #41BB3C

split-complementary

#3C81BB #BB3C41 #BBB53C

monochromatic

#1E415E #2D618D #3C81BB #669FCE #95BCDD

Accessibility & contrast

On white

4.16

#3C81BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#3C81BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C81BB

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C81BB	#FFFFFF	#000000	##000000
##3C81BB	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6783BE

Deuteranopia (green-blind)

#5677BA

Tritanopia (blue-blind)

#008F96

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #3c81bb;
/* rgb */ color: rgb(60, 129, 187);
/* oklch */ color: oklch(58.5% 0.113 246.7);

Tailwind

colors: {
  custom: {
    50: '#80a5cf',
    500: '#3c81bb',
    950: '#000000',
  },
}

SCSS

$custom: #3c81bb;
$custom-light: #80a5cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3c81bb",
  "rgb": {
    "r": 60,
    "g": 129,
    "b": 187
  },
  "hsl": {
    "h": 207.402,
    "s": 51.417,
    "l": 48.431
  },
  "oklch": {
    "l": 0.58526,
    "c": 0.11326,
    "h": 246.7
  },
  "luminance": 0.20249
}

Semantic roles & 50–950 ramp

primary

#3C81BB

secondary

#C8A78B

accent

#8E4DDB

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3C81BB

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

Preview Lab → · Contrast checker → · Palette generator →