#4C9BCB#4C9BCB

#4C9BCB is a light, moderate cyan. Relative luminance 0.293; OKLCH L 66.0% C 0.105 H 238.0°. Best body text is #000000 at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#4C9BCB
RGB	rgb(76, 155, 203)
HSL	hsl(203, 55%, 55%)
HSV	hsv(203, 63%, 80%)
CMYK	cmyk(62.6%, 23.6%, 0%, 20.4%)
CIE-LAB	lab(61.04, -9.66, -31.87)
CIE-LCH	lch(61.04, 33.31, 253.13°)
OKLab	oklab(65.97% -0.056 -0.0894)
OKLCH	oklch(65.97% 0.105 238)
XYZ	xyz(25.4772, 29.2885, 60.7989)
Luminance	0.2929 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C9BCB #CB7C4C

analogous

#4CCBBB #4C9BCB #4C5CCB

triadic

#4C9BCB #CB4C9B #9BCB4C

tetradic

#4C9BCB #BB4CCB #CB7C4C #5CCB4C

square

#4C9BCB #BB4CCB #CB7C4C #5CCB4C

split-complementary

#4C9BCB #CB4C5C #CBBB4C

monochromatic

#235979 #317CA9 #4C9BCB #7BB5D9 #ABD0E7

Accessibility & contrast

On white

3.06

#4C9BCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.86

#4C9BCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C9BCB

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C9BCB	#FFFFFF	#000000	##000000
##4C9BCB	1.00	3.06	6.86	6.86
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.86	21.00	1.00	1.00
##000000	6.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#859ACD

Deuteranopia (green-blind)

#738ECA

Tritanopia (blue-blind)

#00A7AB

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #4c9bcb;
/* rgb */ color: rgb(76, 155, 203);
/* oklch */ color: oklch(66.0% 0.105 238.0);

Tailwind

colors: {
  custom: {
    50: '#8ab8db',
    500: '#4c9bcb',
    950: '#000000',
  },
}

SCSS

$custom: #4c9bcb;
$custom-light: #8ab8db;
$custom-dark: #000000;

JSON

{
  "hex": "#4c9bcb",
  "rgb": {
    "r": 76,
    "g": 155,
    "b": 203
  },
  "hsl": {
    "h": 202.677,
    "s": 54.978,
    "l": 54.706
  },
  "oklch": {
    "l": 0.65972,
    "c": 0.10549,
    "h": 238
  },
  "luminance": 0.29291
}

Semantic roles & 50–950 ramp

primary

#4C9BCB

secondary

#D4B39F

accent

#8249DE

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #4C9BCB

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

Preview Lab → · Contrast checker → · Palette generator →