#404A50#404A50

#404A50 is a dark, near-neutral cyan. Relative luminance 0.066; OKLCH L 40.2% C 0.016 H 234.2°. Best body text is #FFFFFF at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#404A50
RGB	rgb(64, 74, 80)
HSL	hsl(203, 11%, 28%)
HSV	hsv(203, 20%, 31%)
CMYK	cmyk(20%, 7.5%, 0%, 68.6%)
CIE-LAB	lab(30.80, -2.52, -4.92)
CIE-LCH	lch(30.80, 5.52, 242.91°)
OKLab	oklab(40.24% -0.0096 -0.0133)
OKLCH	oklch(40.24% 0.016 234.2)
XYZ	xyz(6.0107, 6.5666, 8.5387)
Luminance	0.0657 (WCAG relative)
Temperature	neutral
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404A50 #504640

analogous

#40504E #404A50 #404250

triadic

#404A50 #50404A #4A5040

tetradic

#404A50 #4E4050 #504640 #425040

square

#404A50 #4E4050 #504640 #425040

split-complementary

#404A50 #504042 #504E40

monochromatic

#0E1011 #252B2E #404A50 #5B6972 #788993

Accessibility & contrast

On white

9.08

#404A50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#404A50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404A50

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404A50	#FFFFFF	#000000	##FFFFFF
##404A50	1.00	9.08	2.31	9.08
#FFFFFF	9.08	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474A50

Deuteranopia (green-blind)

#454850

Tritanopia (blue-blind)

#3C4C4C

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #404a50;
/* rgb */ color: rgb(64, 74, 80);
/* oklch */ color: oklch(40.2% 0.016 234.2);

Tailwind

colors: {
  custom: {
    50: '#757c81',
    500: '#404a50',
    950: '#000000',
  },
}

SCSS

$custom: #404a50;
$custom-light: #757c81;
$custom-dark: #000000;

JSON

{
  "hex": "#404a50",
  "rgb": {
    "r": 64,
    "g": 74,
    "b": 80
  },
  "hsl": {
    "h": 202.5,
    "s": 11.111,
    "l": 28.235
  },
  "oklch": {
    "l": 0.40245,
    "c": 0.01642,
    "h": 234.2
  },
  "luminance": 0.06567
}

Semantic roles & 50–950 ramp

primary

#404A50

secondary

#7F746D

accent

#8C74B4

background

#F7F7F7

surface

#EDEEEE

border

#C8C9C9

text

#08090A

muted

#7B7B7C

Preview Lab

Preview with #404A50

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

Preview Lab → · Contrast checker → · Palette generator →