#4B87BC#4B87BC

#4B87BC is a mid, moderate cyan. Relative luminance 0.225; OKLCH L 60.6% C 0.103 H 247.1°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#4B87BC
RGB	rgb(75, 135, 188)
HSL	hsl(208, 46%, 52%)
HSV	hsv(208, 60%, 74%)
CMYK	cmyk(60.1%, 28.2%, 0%, 26.3%)
CIE-LAB	lab(54.50, -3.37, -33.57)
CIE-LCH	lch(54.50, 33.74, 264.28°)
OKLab	oklab(60.58% -0.0399 -0.0945)
OKLCH	oklch(60.58% 0.103 247.1)
XYZ	xyz(20.6394, 22.4527, 50.8133)
Luminance	0.2245 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B87BC #BC804B

analogous

#4BBCB9 #4B87BC #4B4FBC

triadic

#4B87BC #BC4B87 #87BC4B

tetradic

#4B87BC #B94BBC #BC804B #4FBC4B

square

#4B87BC #B94BBC #BC804B #4FBC4B

split-complementary

#4B87BC #BC4B4F #BCB94B

monochromatic

#264866 #376893 #4B87BC #78A5CD #A4C2DD

Accessibility & contrast

On white

3.82

#4B87BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#4B87BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B87BC

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B87BC	#FFFFFF	#000000	##000000
##4B87BC	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)

#7089BE

Deuteranopia (green-blind)

#617DBB

Tritanopia (blue-blind)

#009499

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4b87bc;
/* rgb */ color: rgb(75, 135, 188);
/* oklch */ color: oklch(60.6% 0.103 247.1);

Tailwind

colors: {
  custom: {
    50: '#87a9d0',
    500: '#4b87bc',
    950: '#000000',
  },
}

SCSS

$custom: #4b87bc;
$custom-light: #87a9d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4b87bc",
  "rgb": {
    "r": 75,
    "g": 135,
    "b": 188
  },
  "hsl": {
    "h": 208.142,
    "s": 45.749,
    "l": 51.569
  },
  "oklch": {
    "l": 0.60583,
    "c": 0.10257,
    "h": 247.1
  },
  "luminance": 0.22455
}

Semantic roles & 50–950 ramp

primary

#4B87BC

secondary

#CAB099

accent

#9052D5

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C0F14

muted

#7D7F82

Preview Lab

Preview with #4B87BC

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

Preview Lab → · Contrast checker → · Palette generator →