#4B9CCF#4B9CCF

#4B9CCF is a light, moderate cyan. Relative luminance 0.298; OKLCH L 66.4% C 0.110 H 239.1°. Best body text is #000000 at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#4B9CCF
RGB	rgb(75, 156, 207)
HSL	hsl(203, 58%, 55%)
HSV	hsv(203, 64%, 81%)
CMYK	cmyk(63.8%, 24.6%, 0%, 18.8%)
CIE-LAB	lab(61.46, -9.10, -33.45)
CIE-LCH	lch(61.46, 34.67, 254.78°)
OKLab	oklab(66.35% -0.0563 -0.094)
OKLCH	oklch(66.35% 0.11 239.1)
XYZ	xyz(26.0483, 29.7751, 63.3938)
Luminance	0.2978 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B9CCF #CF7E4B

analogous

#4BCFC0 #4B9CCF #4B5ACF

triadic

#4B9CCF #CF4B9C #9CCF4B

tetradic

#4B9CCF #C04BCF #CF7E4B #5ACF4B

square

#4B9CCF #C04BCF #CF7E4B #5ACF4B

split-complementary

#4B9CCF #CF4B5A #CFC04B

monochromatic

#225A7E #2E7DAE #4B9CCF #7BB7DC #ACD1E9

Accessibility & contrast

On white

3.02

#4B9CCF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.96

#4B9CCF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B9CCF

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B9CCF	#FFFFFF	#000000	##000000
##4B9CCF	1.00	3.02	6.96	6.96
#FFFFFF	3.02	1.00	21.00	21.00
#000000	6.96	21.00	1.00	1.00
##000000	6.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#859CD1

Deuteranopia (green-blind)

#728FCE

Tritanopia (blue-blind)

#00A9AD

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #4b9ccf;
/* rgb */ color: rgb(75, 156, 207);
/* oklch */ color: oklch(66.4% 0.110 239.1);

Tailwind

colors: {
  custom: {
    50: '#8ab9de',
    500: '#4b9ccf',
    950: '#000000',
  },
}

SCSS

$custom: #4b9ccf;
$custom-light: #8ab9de;
$custom-dark: #000000;

JSON

{
  "hex": "#4b9ccf",
  "rgb": {
    "r": 75,
    "g": 156,
    "b": 207
  },
  "hsl": {
    "h": 203.182,
    "s": 57.895,
    "l": 55.294
  },
  "oklch": {
    "l": 0.66354,
    "c": 0.10957,
    "h": 239.1
  },
  "luminance": 0.29778
}

Semantic roles & 50–950 ramp

primary

#4B9CCF

secondary

#D6B59F

accent

#8247E1

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #4B9CCF

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

Preview Lab → · Contrast checker → · Palette generator →