#4FA9DF#4FA9DF

#4FA9DF is a light, moderate cyan. Relative luminance 0.354; OKLCH L 70.2% C 0.117 H 238.0°. Best body text is #000000 at 8.07:1 contrast (WCAG AA passes).

Color values

HEX	#4FA9DF
RGB	rgb(79, 169, 223)
HSL	hsl(203, 69%, 59%)
HSV	hsv(203, 65%, 87%)
CMYK	cmyk(64.6%, 24.2%, 0%, 12.5%)
CIE-LAB	lab(66.03, -10.42, -35.20)
CIE-LCH	lch(66.03, 36.71, 253.51°)
OKLab	oklab(70.24% -0.0619 -0.0989)
OKLCH	oklch(70.24% 0.117 238)
XYZ	xyz(30.7266, 35.3627, 75.0041)
Luminance	0.3537 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FA9DF #DF854F

analogous

#4FDFCD #4FA9DF #4F61DF

triadic

#4FA9DF #DF4FA9 #A9DF4F

tetradic

#4FA9DF #CD4FDF #DF854F #61DF4F

square

#4FA9DF #CD4FDF #DF854F #61DF4F

split-complementary

#4FA9DF #DF4F61 #DFCD4F

monochromatic

#1C6998 #258DCC #4FA9DF #83C2E8 #B7DCF2

Accessibility & contrast

On white

2.60

#4FA9DF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.07

#4FA9DF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FA9DF

8.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FA9DF	#FFFFFF	#000000	##000000
##4FA9DF	1.00	2.60	8.07	8.07
#FFFFFF	2.60	1.00	21.00	21.00
#000000	8.07	21.00	1.00	1.00
##000000	8.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90A8E2

Deuteranopia (green-blind)

#7C9ADE

Tritanopia (blue-blind)

#00B7BB

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #4fa9df;
/* rgb */ color: rgb(79, 169, 223);
/* oklch */ color: oklch(70.2% 0.117 238.0);

Tailwind

colors: {
  custom: {
    50: '#8ec2e9',
    500: '#4fa9df',
    950: '#000000',
  },
}

SCSS

$custom: #4fa9df;
$custom-light: #8ec2e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4fa9df",
  "rgb": {
    "r": 79,
    "g": 169,
    "b": 223
  },
  "hsl": {
    "h": 202.5,
    "s": 69.231,
    "l": 59.216
  },
  "oklch": {
    "l": 0.70239,
    "c": 0.11665,
    "h": 238
  },
  "luminance": 0.35366
}

Semantic roles & 50–950 ramp

primary

#4FA9DF

secondary

#E1BEA9

accent

#7E3CEC

background

#F9FBFE

surface

#F2F7FD

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #4FA9DF

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

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