#3C91BB#3C91BB

#3C91BB is a light, moderate cyan. Relative luminance 0.248; OKLCH L 62.3% C 0.103 H 233.4°. Best body text is #000000 at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#3C91BB
RGB	rgb(60, 145, 187)
HSL	hsl(200, 51%, 48%)
HSV	hsv(200, 68%, 73%)
CMYK	cmyk(67.9%, 22.5%, 0%, 26.7%)
CIE-LAB	lab(56.88, -12.07, -29.35)
CIE-LCH	lch(56.88, 31.74, 247.65°)
OKLab	oklab(62.3% -0.0612 -0.0824)
OKLCH	oklch(62.3% 0.103 233.4)
XYZ	xyz(20.9550, 24.7970, 50.6860)
Luminance	0.2480 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C91BB #BB663C

analogous

#3CBBA5 #3C91BB #3C51BB

triadic

#3C91BB #BB3C91 #91BB3C

tetradic

#3C91BB #A53CBB #BB663C #51BB3C

square

#3C91BB #A53CBB #BB663C #51BB3C

split-complementary

#3C91BB #BB3C51 #BBA53C

monochromatic

#1E495E #2D6D8D #3C91BB #66ACCE #95C5DD

Accessibility & contrast

On white

3.52

#3C91BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.96

#3C91BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C91BB

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C91BB	#FFFFFF	#000000	##000000
##3C91BB	1.00	3.52	5.96	5.96
#FFFFFF	3.52	1.00	21.00	21.00
#000000	5.96	21.00	1.00	1.00
##000000	5.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C90BD

Deuteranopia (green-blind)

#6B83BA

Tritanopia (blue-blind)

#009C9F

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #3c91bb;
/* rgb */ color: rgb(60, 145, 187);
/* oklch */ color: oklch(62.3% 0.103 233.4);

Tailwind

colors: {
  custom: {
    50: '#80b1cf',
    500: '#3c91bb',
    950: '#000000',
  },
}

SCSS

$custom: #3c91bb;
$custom-light: #80b1cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3c91bb",
  "rgb": {
    "r": 60,
    "g": 145,
    "b": 187
  },
  "hsl": {
    "h": 199.843,
    "s": 51.417,
    "l": 48.431
  },
  "oklch": {
    "l": 0.62298,
    "c": 0.10264,
    "h": 233.4
  },
  "luminance": 0.24799
}

Semantic roles & 50–950 ramp

primary

#3C91BB

secondary

#C89F8B

accent

#7C4DDB

background

#F8FAFC

surface

#F0F5F9

border

#CBCFD2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3C91BB

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

Preview Lab → · Contrast checker → · Palette generator →