#4B9FEC#4B9FEC

#4B9FEC is a light, vivid cyan. Relative luminance 0.323; OKLCH L 68.5% C 0.140 H 248.9°. Best body text is #000000 at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#4B9FEC
RGB	rgb(75, 159, 236)
HSL	hsl(209, 81%, 61%)
HSV	hsv(209, 68%, 93%)
CMYK	cmyk(68.2%, 32.6%, 0%, 7.5%)
CIE-LAB	lab(63.63, -1.15, -46.13)
CIE-LCH	lch(63.63, 46.14, 268.57°)
OKLab	oklab(68.49% -0.0506 -0.1307)
OKLCH	oklch(68.49% 0.14 248.9)
XYZ	xyz(30.4344, 32.3450, 83.9799)
Luminance	0.3235 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B9FEC #EC984B

analogous

#4BECE9 #4B9FEC #4B4EEC

triadic

#4B9FEC #EC4B9F #9FEC4B

tetradic

#4B9FEC #E94BEC #EC984B #4EEC4B

square

#4B9FEC #E94BEC #EC984B #4EEC4B

split-complementary

#4B9FEC #EC4B4E #ECE94B

monochromatic

#1262AB #1881E2 #4B9FEC #82BDF2 #BADAF8

Accessibility & contrast

On white

2.81

#4B9FEC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.47

#4B9FEC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4B9FEC

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B9FEC	#FFFFFF	#000000	##000000
##4B9FEC	1.00	2.81	7.47	7.47
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.47	21.00	1.00	1.00
##000000	7.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7DA3EF

Deuteranopia (green-blind)

#6693EA

Tritanopia (blue-blind)

#00B1BB

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #4b9fec;
/* rgb */ color: rgb(75, 159, 236);
/* oklch */ color: oklch(68.5% 0.140 248.9);

Tailwind

colors: {
  custom: {
    50: '#8ebbf2',
    500: '#4b9fec',
    950: '#000000',
  },
}

SCSS

$custom: #4b9fec;
$custom-light: #8ebbf2;
$custom-dark: #000000;

JSON

{
  "hex": "#4b9fec",
  "rgb": {
    "r": 75,
    "g": 159,
    "b": 236
  },
  "hsl": {
    "h": 208.696,
    "s": 80.905,
    "l": 60.98
  },
  "oklch": {
    "l": 0.68495,
    "c": 0.14017,
    "h": 248.9
  },
  "luminance": 0.32348
}

Semantic roles & 50–950 ramp

primary

#4B9FEC

secondary

#E8C8AB

accent

#6E08DD

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #4B9FEC

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

Preview Lab → · Contrast checker → · Palette generator →