#4F9BDB#4F9BDB

#4F9BDB is a light, vivid cyan. Relative luminance 0.302; OKLCH L 66.9% C 0.122 H 246.4°. Best body text is #000000 at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#4F9BDB
RGB	rgb(79, 155, 219)
HSL	hsl(207, 66%, 58%)
HSV	hsv(207, 64%, 86%)
CMYK	cmyk(63.9%, 29.2%, 0%, 14.1%)
CIE-LAB	lab(61.84, -3.91, -39.53)
CIE-LCH	lch(61.84, 39.72, 264.35°)
OKLab	oklab(66.87% -0.0488 -0.1115)
OKLCH	oklch(66.87% 0.122 246.4)
XYZ	xyz(27.7272, 30.2167, 71.3753)
Luminance	0.3022 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F9BDB #DB8F4F

analogous

#4FDBD5 #4F9BDB #4F55DB

triadic

#4F9BDB #DB4F9B #9BDB4F

tetradic

#4F9BDB #D54FDB #DB8F4F #55DB4F

square

#4F9BDB #D54FDB #DB8F4F #55DB4F

split-complementary

#4F9BDB #DB4F55 #DBD54F

monochromatic

#1E5D92 #287DC5 #4F9BDB #82B8E5 #B5D5F0

Accessibility & contrast

On white

2.98

#4F9BDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.04

#4F9BDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4F9BDB

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F9BDB	#FFFFFF	#000000	##000000
##4F9BDB	1.00	2.98	7.04	7.04
#FFFFFF	2.98	1.00	21.00	21.00
#000000	7.04	21.00	1.00	1.00
##000000	7.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F9DDE

Deuteranopia (green-blind)

#6C8FDA

Tritanopia (blue-blind)

#00AAB1

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #4f9bdb;
/* rgb */ color: rgb(79, 155, 219);
/* oklch */ color: oklch(66.9% 0.122 246.4);

Tailwind

colors: {
  custom: {
    50: '#8db8e6',
    500: '#4f9bdb',
    950: '#000000',
  },
}

SCSS

$custom: #4f9bdb;
$custom-light: #8db8e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4f9bdb",
  "rgb": {
    "r": 79,
    "g": 155,
    "b": 219
  },
  "hsl": {
    "h": 207.429,
    "s": 66.038,
    "l": 58.431
  },
  "oklch": {
    "l": 0.66869,
    "c": 0.12173,
    "h": 246.4
  },
  "luminance": 0.30219
}

Semantic roles & 50–950 ramp

primary

#4F9BDB

secondary

#DFC1A7

accent

#8D3FE9

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4F9BDB

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

Preview Lab → · Contrast checker → · Palette generator →