#3C87BB#3C87BB

#3C87BB is a mid, moderate cyan. Relative luminance 0.219; OKLCH L 59.9% C 0.109 H 242.0°. Best body text is #000000 at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#3C87BB
RGB	rgb(60, 135, 187)
HSL	hsl(205, 51%, 48%)
HSV	hsv(205, 68%, 73%)
CMYK	cmyk(67.9%, 27.8%, 0%, 26.7%)
CIE-LAB	lab(53.89, -6.40, -34.00)
CIE-LCH	lch(53.89, 34.60, 259.34°)
OKLab	oklab(59.93% -0.0509 -0.0959)
OKLCH	oklch(59.93% 0.109 242)
XYZ	xyz(19.4937, 21.8744, 50.1989)
Luminance	0.2188 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C87BB #BB703C

analogous

#3CBBAF #3C87BB #3C47BB

triadic

#3C87BB #BB3C87 #87BB3C

tetradic

#3C87BB #AF3CBB #BB703C #47BB3C

square

#3C87BB #AF3CBB #BB703C #47BB3C

split-complementary

#3C87BB #BB3C47 #BBAF3C

monochromatic

#1E445E #2D668D #3C87BB #66A3CE #95BFDD

Accessibility & contrast

On white

3.91

#3C87BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.38

#3C87BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C87BB

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C87BB	#FFFFFF	#000000	##000000
##3C87BB	1.00	3.91	5.38	5.38
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.38	21.00	1.00	1.00
##000000	5.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F88BD

Deuteranopia (green-blind)

#5E7BBA

Tritanopia (blue-blind)

#009499

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3c87bb;
/* rgb */ color: rgb(60, 135, 187);
/* oklch */ color: oklch(59.9% 0.109 242.0);

Tailwind

colors: {
  custom: {
    50: '#80a9cf',
    500: '#3c87bb',
    950: '#000000',
  },
}

SCSS

$custom: #3c87bb;
$custom-light: #80a9cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3c87bb",
  "rgb": {
    "r": 60,
    "g": 135,
    "b": 187
  },
  "hsl": {
    "h": 204.567,
    "s": 51.417,
    "l": 48.431
  },
  "oklch": {
    "l": 0.59929,
    "c": 0.10855,
    "h": 242
  },
  "luminance": 0.21876
}

Semantic roles & 50–950 ramp

primary

#3C87BB

secondary

#C8A48B

accent

#874DDB

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3C87BB

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

Preview Lab → · Contrast checker → · Palette generator →