#4F9ADB#4F9ADB

#4F9ADB is a light, vivid cyan. Relative luminance 0.299; OKLCH L 66.6% C 0.123 H 247.1°. Best body text is #000000 at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#4F9ADB
RGB	rgb(79, 154, 219)
HSL	hsl(208, 66%, 58%)
HSV	hsv(208, 64%, 86%)
CMYK	cmyk(63.9%, 29.7%, 0%, 14.1%)
CIE-LAB	lab(61.55, -3.34, -39.98)
CIE-LCH	lch(61.55, 40.12, 265.22°)
OKLab	oklab(66.64% -0.0478 -0.1128)
OKLCH	oklch(66.64% 0.123 247.1)
XYZ	xyz(27.5615, 29.8852, 71.3200)
Luminance	0.2989 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F9ADB #DB904F

analogous

#4FDBD6 #4F9ADB #4F54DB

triadic

#4F9ADB #DB4F9A #9ADB4F

tetradic

#4F9ADB #D64FDB #DB904F #54DB4F

square

#4F9ADB #D64FDB #DB904F #54DB4F

split-complementary

#4F9ADB #DB4F54 #DBD64F

monochromatic

#1E5C92 #287CC5 #4F9ADB #82B7E5 #B5D4F0

Accessibility & contrast

On white

3.01

#4F9ADB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.98

#4F9ADB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F9ADB

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F9ADB	#FFFFFF	#000000	##000000
##4F9ADB	1.00	3.01	6.98	6.98
#FFFFFF	3.01	1.00	21.00	21.00
#000000	6.98	21.00	1.00	1.00
##000000	6.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E9CDE

Deuteranopia (green-blind)

#6A8FDA

Tritanopia (blue-blind)

#00A9B1

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #4f9adb;
/* rgb */ color: rgb(79, 154, 219);
/* oklch */ color: oklch(66.6% 0.123 247.1);

Tailwind

colors: {
  custom: {
    50: '#8db7e6',
    500: '#4f9adb',
    950: '#000000',
  },
}

SCSS

$custom: #4f9adb;
$custom-light: #8db7e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4f9adb",
  "rgb": {
    "r": 79,
    "g": 154,
    "b": 219
  },
  "hsl": {
    "h": 207.857,
    "s": 66.038,
    "l": 58.431
  },
  "oklch": {
    "l": 0.66644,
    "c": 0.12252,
    "h": 247.1
  },
  "luminance": 0.29888
}

Semantic roles & 50–950 ramp

primary

#4F9ADB

secondary

#DFC1A7

accent

#8E3FE9

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4F9ADB

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

Preview Lab → · Contrast checker → · Palette generator →