#455E63#455E63

#455E63 is a mid, muted cyan. Relative luminance 0.102; OKLCH L 46.4% C 0.031 H 211.3°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#455E63
RGB	rgb(69, 94, 99)
HSL	hsl(190, 18%, 33%)
HSV	hsv(190, 30%, 39%)
CMYK	cmyk(30.3%, 5.1%, 0%, 61.2%)
CIE-LAB	lab(38.15, -7.99, -5.89)
CIE-LCH	lch(38.15, 9.92, 216.41°)
OKLab	oklab(46.37% -0.0265 -0.0161)
OKLCH	oklch(46.37% 0.031 211.3)
XYZ	xyz(8.7084, 10.1711, 13.3063)
Luminance	0.1017 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455E63 #634A45

analogous

#456359 #455E63 #454F63

triadic

#455E63 #63455E #5E6345

tetradic

#455E63 #594563 #634A45 #4F6345

square

#455E63 #594563 #634A45 #4F6345

split-complementary

#455E63 #63454F #635945

monochromatic

#131A1B #2C3C3F #455E63 #5E8087 #7E9EA5

Accessibility & contrast

On white

6.92

#455E63 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#455E63 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455E63

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455E63	#FFFFFF	#000000	##FFFFFF
##455E63	1.00	6.92	3.03	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5C63

Deuteranopia (green-blind)

#555863

Tritanopia (blue-blind)

#3B605F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #455e63;
/* rgb */ color: rgb(69, 94, 99);
/* oklch */ color: oklch(46.4% 0.031 211.3);

Tailwind

colors: {
  custom: {
    50: '#798b8f',
    500: '#455e63',
    950: '#000000',
  },
}

SCSS

$custom: #455e63;
$custom-light: #798b8f;
$custom-dark: #000000;

JSON

{
  "hex": "#455e63",
  "rgb": {
    "r": 69,
    "g": 94,
    "b": 99
  },
  "hsl": {
    "h": 190,
    "s": 17.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.46372,
    "c": 0.03096,
    "h": 211.3
  },
  "luminance": 0.10171
}

Semantic roles & 50–950 ramp

primary

#455E63

secondary

#927772

accent

#7A6DBB

background

#F7F8F8

surface

#EDF0F0

border

#C8CBCB

text

#090C0C

muted

#7B7D7D

Preview Lab

Preview with #455E63

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

Preview Lab → · Contrast checker → · Palette generator →