#4FA9CF#4FA9CF

#4FA9CF is a light, moderate cyan. Relative luminance 0.345; OKLCH L 69.5% C 0.102 H 228.6°. Best body text is #000000 at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#4FA9CF
RGB	rgb(79, 169, 207)
HSL	hsl(198, 57%, 56%)
HSV	hsv(198, 62%, 81%)
CMYK	cmyk(61.8%, 18.4%, 0%, 18.8%)
CIE-LAB	lab(65.39, -15.49, -27.36)
CIE-LCH	lch(65.39, 31.44, 240.49°)
OKLab	oklab(69.52% -0.0674 -0.0764)
OKLCH	oklch(69.52% 0.102 228.6)
XYZ	xyz(28.6705, 34.5403, 64.1754)
Luminance	0.3454 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FA9CF #CF754F

analogous

#4FCFB5 #4FA9CF #4F69CF

triadic

#4FA9CF #CF4FA9 #A9CF4F

tetradic

#4FA9CF #B54FCF #CF754F #69CF4F

square

#4FA9CF #B54FCF #CF754F #69CF4F

split-complementary

#4FA9CF #CF4F69 #CFB54F

monochromatic

#236581 #308AB1 #4FA9CF #7FC0DC #AFD8E9

Accessibility & contrast

On white

2.66

#4FA9CF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.91

#4FA9CF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FA9CF

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FA9CF	#FFFFFF	#000000	##000000
##4FA9CF	1.00	2.66	7.91	7.91
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.91	21.00	1.00	1.00
##000000	7.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95A6D1

Deuteranopia (green-blind)

#8399CF

Tritanopia (blue-blind)

#00B4B5

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #4fa9cf;
/* rgb */ color: rgb(79, 169, 207);
/* oklch */ color: oklch(69.5% 0.102 228.6);

Tailwind

colors: {
  custom: {
    50: '#8cc2dd',
    500: '#4fa9cf',
    950: '#000000',
  },
}

SCSS

$custom: #4fa9cf;
$custom-light: #8cc2dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4fa9cf",
  "rgb": {
    "r": 79,
    "g": 169,
    "b": 207
  },
  "hsl": {
    "h": 197.813,
    "s": 57.143,
    "l": 56.078
  },
  "oklch": {
    "l": 0.69518,
    "c": 0.1019,
    "h": 228.6
  },
  "luminance": 0.34543
}

Semantic roles & 50–950 ramp

primary

#4FA9CF

secondary

#D7B2A2

accent

#7547E0

background

#F9FBFD

surface

#F1F7FB

border

#CBD0D4

text

#0D1215

muted

#7E8183

Preview Lab

Preview with #4FA9CF

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

Preview Lab → · Contrast checker → · Palette generator →