#4B8FCB#4B8FCB

#4B8FCB is a light, moderate cyan. Relative luminance 0.255; OKLCH L 63.2% C 0.114 H 247.4°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#4B8FCB
RGB	rgb(75, 143, 203)
HSL	hsl(208, 55%, 55%)
HSV	hsv(208, 63%, 80%)
CMYK	cmyk(63.1%, 29.6%, 0%, 20.4%)
CIE-LAB	lab(57.51, -3.04, -37.37)
CIE-LCH	lch(57.51, 37.50, 265.35°)
OKLab	oklab(63.18% -0.044 -0.1054)
OKLCH	oklch(63.18% 0.114 247.4)
XYZ	xyz(23.4996, 25.4503, 60.1623)
Luminance	0.2545 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B8FCB #CB874B

analogous

#4BCBC7 #4B8FCB #4B4FCB

triadic

#4B8FCB #CB4B8F #8FCB4B

tetradic

#4B8FCB #C74BCB #CB874B #4FCB4B

square

#4B8FCB #C74BCB #CB874B #4FCB4B

split-complementary

#4B8FCB #CB4B4F #CBC74B

monochromatic

#235079 #3170A8 #4B8FCB #7AADD9 #AACAE6

Accessibility & contrast

On white

3.45

#4B8FCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.09

#4B8FCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B8FCB

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B8FCB	#FFFFFF	#000000	##000000
##4B8FCB	1.00	3.45	6.09	6.09
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.09	21.00	1.00	1.00
##000000	6.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7591CE

Deuteranopia (green-blind)

#6485CA

Tritanopia (blue-blind)

#009DA4

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4b8fcb;
/* rgb */ color: rgb(75, 143, 203);
/* oklch */ color: oklch(63.2% 0.114 247.4);

Tailwind

colors: {
  custom: {
    50: '#89afdb',
    500: '#4b8fcb',
    950: '#000000',
  },
}

SCSS

$custom: #4b8fcb;
$custom-light: #89afdb;
$custom-dark: #000000;

JSON

{
  "hex": "#4b8fcb",
  "rgb": {
    "r": 75,
    "g": 143,
    "b": 203
  },
  "hsl": {
    "h": 208.125,
    "s": 55.172,
    "l": 54.51
  },
  "oklch": {
    "l": 0.63177,
    "c": 0.11422,
    "h": 247.4
  },
  "luminance": 0.25453
}

Semantic roles & 50–950 ramp

primary

#4B8FCB

secondary

#D4B79E

accent

#8F49DF

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0D1015

muted

#7D7F83

Preview Lab

Preview with #4B8FCB

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

Preview Lab → · Contrast checker → · Palette generator →