#4F83B3#4F83B3

#4F83B3 is a mid, moderate cyan. Relative luminance 0.211; OKLCH L 59.4% C 0.093 H 247.8°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#4F83B3
RGB	rgb(79, 131, 179)
HSL	hsl(209, 40%, 51%)
HSV	hsv(209, 56%, 70%)
CMYK	cmyk(55.9%, 26.8%, 0%, 29.8%)
CIE-LAB	lab(53.11, -3.12, -30.58)
CIE-LCH	lch(53.11, 30.74, 264.17°)
OKLab	oklab(59.4% -0.035 -0.0858)
OKLCH	oklch(59.4% 0.093 247.8)
XYZ	xyz(19.4745, 21.1479, 45.6948)
Luminance	0.2115 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F83B3 #B37F4F

analogous

#4FB3B1 #4F83B3 #4F51B3

triadic

#4F83B3 #B34F83 #83B34F

tetradic

#4F83B3 #B14FB3 #B37F4F #51B34F

square

#4F83B3 #B14FB3 #B37F4F #51B34F

split-complementary

#4F83B3 #B34F51 #B3B14F

monochromatic

#29455F #3B6489 #4F83B3 #7AA1C5 #A4BFD8

Accessibility & contrast

On white

4.02

#4F83B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.23

#4F83B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F83B3

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F83B3	#FFFFFF	#000000	##000000
##4F83B3	1.00	4.02	5.23	5.23
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F84B5

Deuteranopia (green-blind)

#627AB2

Tritanopia (blue-blind)

#018E94

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #4f83b3;
/* rgb */ color: rgb(79, 131, 179);
/* oklch */ color: oklch(59.4% 0.093 247.8);

Tailwind

colors: {
  custom: {
    50: '#88a6ca',
    500: '#4f83b3',
    950: '#000000',
  },
}

SCSS

$custom: #4f83b3;
$custom-light: #88a6ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4f83b3",
  "rgb": {
    "r": 79,
    "g": 131,
    "b": 179
  },
  "hsl": {
    "h": 208.8,
    "s": 39.683,
    "l": 50.588
  },
  "oklch": {
    "l": 0.59403,
    "c": 0.09267,
    "h": 247.8
  },
  "luminance": 0.2115
}

Semantic roles & 50–950 ramp

primary

#4F83B3

secondary

#C5AE99

accent

#9258D0

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C0F13

muted

#7D7F82

Preview Lab

Preview with #4F83B3

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

Preview Lab → · Contrast checker → · Palette generator →