#4C87BB#4C87BB

#4C87BB is a mid, moderate cyan. Relative luminance 0.225; OKLCH L 60.6% C 0.101 H 247.0°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#4C87BB
RGB	rgb(76, 135, 187)
HSL	hsl(208, 45%, 52%)
HSV	hsv(208, 59%, 73%)
CMYK	cmyk(59.4%, 27.8%, 0%, 26.7%)
CIE-LAB	lab(54.50, -3.49, -33.00)
CIE-LCH	lch(54.50, 33.19, 263.96°)
OKLab	oklab(60.58% -0.0395 -0.0928)
OKLCH	oklch(60.58% 0.101 247)
XYZ	xyz(20.6108, 22.4504, 50.2513)
Luminance	0.2245 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C87BB #BB804C

analogous

#4CBBB8 #4C87BB #4C50BB

triadic

#4C87BB #BB4C87 #87BB4C

tetradic

#4C87BB #B84CBB #BB804C #50BB4C

square

#4C87BB #B84CBB #BB804C #50BB4C

split-complementary

#4C87BB #BB4C50 #BBB84C

monochromatic

#274866 #386892 #4C87BB #78A5CC #A5C2DD

Accessibility & contrast

On white

3.82

#4C87BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#4C87BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C87BB

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C87BB	#FFFFFF	#000000	##000000
##4C87BB	1.00	3.82	5.49	5.49
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7188BD

Deuteranopia (green-blind)

#627DBA

Tritanopia (blue-blind)

#009399

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4c87bb;
/* rgb */ color: rgb(76, 135, 187);
/* oklch */ color: oklch(60.6% 0.101 247.0);

Tailwind

colors: {
  custom: {
    50: '#87a9cf',
    500: '#4c87bb',
    950: '#000000',
  },
}

SCSS

$custom: #4c87bb;
$custom-light: #87a9cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4c87bb",
  "rgb": {
    "r": 76,
    "g": 135,
    "b": 187
  },
  "hsl": {
    "h": 208.108,
    "s": 44.939,
    "l": 51.569
  },
  "oklch": {
    "l": 0.60578,
    "c": 0.10085,
    "h": 247
  },
  "luminance": 0.22452
}

Semantic roles & 50–950 ramp

primary

#4C87BB

secondary

#CAB099

accent

#9053D5

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C0F14

muted

#7D7F82

Preview Lab

Preview with #4C87BB

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

Preview Lab → · Contrast checker → · Palette generator →