#4B9CEC#4B9CEC

#4B9CEC is a light, vivid cyan. Relative luminance 0.313; OKLCH L 67.8% C 0.143 H 250.5°. Best body text is #000000 at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#4B9CEC
RGB	rgb(75, 156, 236)
HSL	hsl(210, 81%, 61%)
HSV	hsv(210, 68%, 93%)
CMYK	cmyk(68.2%, 33.9%, 0%, 7.5%)
CIE-LAB	lab(62.78, 0.57, -47.46)
CIE-LCH	lch(62.78, 47.46, 270.69°)
OKLab	oklab(67.83% -0.0477 -0.1347)
OKLCH	oklch(67.83% 0.143 250.5)
XYZ	xyz(29.9248, 31.3257, 83.8100)
Luminance	0.3133 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B9CEC #EC9B4B

analogous

#4BECEC #4B9CEC #4B4BEC

triadic

#4B9CEC #EC4B9C #9CEC4B

tetradic

#4B9CEC #EC4BEC #EC9B4B #4BEC4B

square

#4B9CEC #EC4BEC #EC9B4B #4BEC4B

split-complementary

#4B9CEC #EC4B4B #ECEC4B

monochromatic

#125FAB #187EE2 #4B9CEC #82BAF2 #BAD9F8

Accessibility & contrast

On white

2.89

#4B9CEC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.27

#4B9CEC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4B9CEC

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B9CEC	#FFFFFF	#000000	##000000
##4B9CEC	1.00	2.89	7.27	7.27
#FFFFFF	2.89	1.00	21.00	21.00
#000000	7.27	21.00	1.00	1.00
##000000	7.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#78A0EF

Deuteranopia (green-blind)

#6191EA

Tritanopia (blue-blind)

#00AFB9

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #4b9cec;
/* rgb */ color: rgb(75, 156, 236);
/* oklch */ color: oklch(67.8% 0.143 250.5);

Tailwind

colors: {
  custom: {
    50: '#8eb8f2',
    500: '#4b9cec',
    950: '#000000',
  },
}

SCSS

$custom: #4b9cec;
$custom-light: #8eb8f2;
$custom-dark: #000000;

JSON

{
  "hex": "#4b9cec",
  "rgb": {
    "r": 75,
    "g": 156,
    "b": 236
  },
  "hsl": {
    "h": 209.814,
    "s": 80.905,
    "l": 60.98
  },
  "oklch": {
    "l": 0.67831,
    "c": 0.14286,
    "h": 250.5
  },
  "luminance": 0.31329
}

Semantic roles & 50–950 ramp

primary

#4B9CEC

secondary

#E8C9AB

accent

#7208DD

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #4B9CEC

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

Preview Lab → · Contrast checker → · Palette generator →