#4B9DDD#4B9DDD

#4B9DDD is a light, vivid cyan. Relative luminance 0.308; OKLCH L 67.3% C 0.124 H 244.8°. Best body text is #000000 at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#4B9DDD
RGB	rgb(75, 157, 221)
HSL	hsl(206, 68%, 58%)
HSV	hsv(206, 66%, 87%)
CMYK	cmyk(66.1%, 29%, 0%, 13.3%)
CIE-LAB	lab(62.36, -5.05, -39.83)
CIE-LCH	lch(62.36, 40.15, 262.77°)
OKLab	oklab(67.27% -0.0529 -0.1124)
OKLCH	oklch(67.27% 0.124 244.8)
XYZ	xyz(28.0048, 30.8273, 72.8670)
Luminance	0.3083 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B9DDD #DD8B4B

analogous

#4BDDD4 #4B9DDD #4B54DD

triadic

#4B9DDD #DD4B9D #9DDD4B

tetradic

#4B9DDD #D44BDD #DD8B4B #54DD4B

square

#4B9DDD #D44BDD #DD8B4B #54DD4B

split-complementary

#4B9DDD #DD4B54 #DDD44B

monochromatic

#1C5E92 #257FC5 #4B9DDD #7EB9E7 #B2D5F0

Accessibility & contrast

On white

2.93

#4B9DDD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.17

#4B9DDD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4B9DDD

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B9DDD	#FFFFFF	#000000	##000000
##4B9DDD	1.00	2.93	7.17	7.17
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.17	21.00	1.00	1.00
##000000	7.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#809FE0

Deuteranopia (green-blind)

#6C90DC

Tritanopia (blue-blind)

#00ACB3

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #4b9ddd;
/* rgb */ color: rgb(75, 157, 221);
/* oklch */ color: oklch(67.3% 0.124 244.8);

Tailwind

colors: {
  custom: {
    50: '#8cb9e8',
    500: '#4b9ddd',
    950: '#000000',
  },
}

SCSS

$custom: #4b9ddd;
$custom-light: #8cb9e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4b9ddd",
  "rgb": {
    "r": 75,
    "g": 157,
    "b": 221
  },
  "hsl": {
    "h": 206.301,
    "s": 68.224,
    "l": 58.039
  },
  "oklch": {
    "l": 0.6727,
    "c": 0.12426,
    "h": 244.8
  },
  "luminance": 0.3083
}

Semantic roles & 50–950 ramp

primary

#4B9DDD

secondary

#DFBEA5

accent

#893DEB

background

#F9FBFE

surface

#F1F6FC

border

#CBD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4B9DDD

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

Preview Lab → · Contrast checker → · Palette generator →