#4B6B79#4B6B79

#4B6B79 is a mid, muted cyan. Relative luminance 0.134; OKLCH L 50.9% C 0.043 H 227.0°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#4B6B79
RGB	rgb(75, 107, 121)
HSL	hsl(198, 23%, 38%)
HSV	hsv(198, 38%, 47%)
CMYK	cmyk(38%, 11.6%, 0%, 52.5%)
CIE-LAB	lab(43.35, -7.72, -11.48)
CIE-LCH	lch(43.35, 13.83, 236.06°)
OKLab	oklab(50.85% -0.0294 -0.0315)
OKLCH	oklch(50.85% 0.043 227)
XYZ	xyz(11.6094, 13.3911, 20.0585)
Luminance	0.1339 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B6B79 #79594B

analogous

#4B7970 #4B6B79 #4B5479

triadic

#4B6B79 #794B6B #6B794B

tetradic

#4B6B79 #704B79 #79594B #54794B

square

#4B6B79 #704B79 #79594B #54794B

split-complementary

#4B6B79 #794B54 #79704B

monochromatic

#1C282D #344A53 #4B6B79 #638C9E #89A8B6

Accessibility & contrast

On white

5.71

#4B6B79 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#4B6B79 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B6B79

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B6B79	#FFFFFF	#000000	##FFFFFF
##4B6B79	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#64697A

Deuteranopia (green-blind)

#5D6479

Tritanopia (blue-blind)

#3A6F6F

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4b6b79;
/* rgb */ color: rgb(75, 107, 121);
/* oklch */ color: oklch(50.9% 0.043 227.0);

Tailwind

colors: {
  custom: {
    50: '#7f959f',
    500: '#4b6b79',
    950: '#000000',
  },
}

SCSS

$custom: #4b6b79;
$custom-light: #7f959f;
$custom-dark: #000000;

JSON

{
  "hex": "#4b6b79",
  "rgb": {
    "r": 75,
    "g": 107,
    "b": 121
  },
  "hsl": {
    "h": 198.261,
    "s": 23.469,
    "l": 38.431
  },
  "oklch": {
    "l": 0.50854,
    "c": 0.04313,
    "h": 227
  },
  "luminance": 0.13392
}

Semantic roles & 50–950 ramp

primary

#4B6B79

secondary

#A2897E

accent

#8368C0

background

#F7F9F9

surface

#EEF1F2

border

#C9CBCC

text

#0A0D0E

muted

#7C7E7E

Preview Lab

Preview with #4B6B79

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

Preview Lab → · Contrast checker → · Palette generator →