#404A4E#404A4E

#404A4E is a dark, near-neutral cyan. Relative luminance 0.065; OKLCH L 40.2% C 0.015 H 223.8°. Best body text is #FFFFFF at 9.10:1 contrast (WCAG AA passes).

Color values

HEX	#404A4E
RGB	rgb(64, 74, 78)
HSL	hsl(197, 10%, 28%)
HSV	hsv(197, 18%, 31%)
CMYK	cmyk(17.9%, 5.1%, 0%, 69.4%)
CIE-LAB	lab(30.73, -3.03, -3.74)
CIE-LCH	lch(30.73, 4.81, 231.01°)
OKLab	oklab(40.17% -0.0105 -0.0101)
OKLCH	oklch(40.17% 0.015 223.8)
XYZ	xyz(5.9379, 6.5375, 8.1553)
Luminance	0.0654 (WCAG relative)
Temperature	neutral
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404A4E #4E4440

analogous

#404E4B #404A4E #40434E

triadic

#404A4E #4E404A #4A4E40

tetradic

#404A4E #4B404E #4E4440 #434E40

square

#404A4E #4B404E #4E4440 #434E40

split-complementary

#404A4E #4E4043 #4E4B40

monochromatic

#0E1011 #242A2C #404A4E #5C6A70 #788990

Accessibility & contrast

On white

9.10

#404A4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#404A4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404A4E

9.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404A4E	#FFFFFF	#000000	##FFFFFF
##404A4E	1.00	9.10	2.31	9.10
#FFFFFF	9.10	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48494E

Deuteranopia (green-blind)

#46484E

Tritanopia (blue-blind)

#3C4B4B

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #404a4e;
/* rgb */ color: rgb(64, 74, 78);
/* oklch */ color: oklch(40.2% 0.015 223.8);

Tailwind

colors: {
  custom: {
    50: '#757c7f',
    500: '#404a4e',
    950: '#000000',
  },
}

SCSS

$custom: #404a4e;
$custom-light: #757c7f;
$custom-dark: #000000;

JSON

{
  "hex": "#404a4e",
  "rgb": {
    "r": 64,
    "g": 74,
    "b": 78
  },
  "hsl": {
    "h": 197.143,
    "s": 9.859,
    "l": 27.843
  },
  "oklch": {
    "l": 0.40167,
    "c": 0.01458,
    "h": 223.8
  },
  "luminance": 0.06538
}

Semantic roles & 50–950 ramp

primary

#404A4E

secondary

#7D716D

accent

#8775B3

background

#F7F7F7

surface

#EDEEEE

border

#C8C9C9

text

#08090A

muted

#7B7B7C

Preview Lab

Preview with #404A4E

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

Preview Lab → · Contrast checker → · Palette generator →