#455F6B#455F6B

#455F6B is a mid, muted cyan. Relative luminance 0.105; OKLCH L 46.9% C 0.037 H 228.1°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#455F6B
RGB	rgb(69, 95, 107)
HSL	hsl(199, 22%, 35%)
HSV	hsv(199, 36%, 42%)
CMYK	cmyk(35.5%, 11.2%, 0%, 58%)
CIE-LAB	lab(38.74, -6.40, -9.93)
CIE-LCH	lch(38.74, 11.81, 237.22°)
OKLab	oklab(46.94% -0.0244 -0.0272)
OKLCH	oklch(46.94% 0.037 228.1)
XYZ	xyz(9.1994, 10.5107, 15.4511)
Luminance	0.1051 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455F6B #6B5145

analogous

#456B64 #455F6B #454C6B

triadic

#455F6B #6B455F #5F6B45

tetradic

#455F6B #64456B #6B5145 #4C6B45

square

#455F6B #64456B #6B5145 #4C6B45

split-complementary

#455F6B #6B454C #6B6445

monochromatic

#151D21 #2D3E46 #455F6B #5D8090 #7E9EAC

Accessibility & contrast

On white

6.77

#455F6B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#455F6B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455F6B

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455F6B	#FFFFFF	#000000	##FFFFFF
##455F6B	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595E6C

Deuteranopia (green-blind)

#53596B

Tritanopia (blue-blind)

#386363

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #455f6b;
/* rgb */ color: rgb(69, 95, 107);
/* oklch */ color: oklch(46.9% 0.037 228.1);

Tailwind

colors: {
  custom: {
    50: '#7a8c95',
    500: '#455f6b',
    950: '#000000',
  },
}

SCSS

$custom: #455f6b;
$custom-light: #7a8c95;
$custom-dark: #000000;

JSON

{
  "hex": "#455f6b",
  "rgb": {
    "r": 69,
    "g": 95,
    "b": 107
  },
  "hsl": {
    "h": 198.947,
    "s": 21.591,
    "l": 34.51
  },
  "oklch": {
    "l": 0.46939,
    "c": 0.03658,
    "h": 228.1
  },
  "luminance": 0.10511
}

Semantic roles & 50–950 ramp

primary

#455F6B

secondary

#987F74

accent

#846ABE

background

#F7F8F9

surface

#EDF0F1

border

#C8CBCB

text

#090C0D

muted

#7B7D7E

Preview Lab

Preview with #455F6B

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

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