#4C657B#4C657B

#4C657B is a mid, muted cyan. Relative luminance 0.123; OKLCH L 49.6% C 0.046 H 245.5°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#4C657B
RGB	rgb(76, 101, 123)
HSL	hsl(208, 24%, 39%)
HSV	hsv(208, 38%, 48%)
CMYK	cmyk(38.2%, 17.9%, 0%, 51.8%)
CIE-LAB	lab(41.65, -3.29, -15.26)
CIE-LCH	lch(41.65, 15.61, 257.84°)
OKLab	oklab(49.55% -0.0192 -0.0421)
OKLCH	oklch(49.55% 0.046 245.5)
XYZ	xyz(11.2082, 12.2733, 20.5135)
Luminance	0.1227 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C657B #7B624C

analogous

#4C7B7A #4C657B #4C4E7B

triadic

#4C657B #7B4C65 #657B4C

tetradic

#4C657B #7A4C7B #7B624C #4E7B4C

square

#4C657B #7A4C7B #7B624C #4E7B4C

split-complementary

#4C657B #7B4C4E #7B7A4C

monochromatic

#1D272F #354655 #4C657B #6584A0 #8AA2B7

Accessibility & contrast

On white

6.08

#4C657B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#4C657B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C657B

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C657B	#FFFFFF	#000000	##FFFFFF
##4C657B	1.00	6.08	3.45	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C657C

Deuteranopia (green-blind)

#56607B

Tritanopia (blue-blind)

#3C6A6C

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4c657b;
/* rgb */ color: rgb(76, 101, 123);
/* oklch */ color: oklch(49.6% 0.046 245.5);

Tailwind

colors: {
  custom: {
    50: '#8090a1',
    500: '#4c657b',
    950: '#000000',
  },
}

SCSS

$custom: #4c657b;
$custom-light: #8090a1;
$custom-dark: #000000;

JSON

{
  "hex": "#4c657b",
  "rgb": {
    "r": 76,
    "g": 101,
    "b": 123
  },
  "hsl": {
    "h": 208.085,
    "s": 23.618,
    "l": 39.02
  },
  "oklch": {
    "l": 0.49551,
    "c": 0.04626,
    "h": 245.5
  },
  "luminance": 0.12274
}

Semantic roles & 50–950 ramp

primary

#4C657B

secondary

#A4907F

accent

#9168C0

background

#F7F8F9

surface

#EEF0F2

border

#C9CBCC

text

#0A0C0F

muted

#7C7D7E

Preview Lab

Preview with #4C657B

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

Preview Lab → · Contrast checker → · Palette generator →