#404A54#404A54

#404A54 is a dark, muted cyan. Relative luminance 0.066; OKLCH L 40.4% C 0.021 H 248.3°. Best body text is #FFFFFF at 9.03:1 contrast (WCAG AA passes).

Color values

HEX	#404A54
RGB	rgb(64, 74, 84)
HSL	hsl(210, 14%, 29%)
HSV	hsv(210, 24%, 33%)
CMYK	cmyk(23.8%, 11.9%, 0%, 67.1%)
CIE-LAB	lab(30.94, -1.47, -7.27)
CIE-LCH	lch(30.94, 7.42, 258.56°)
OKLab	oklab(40.41% -0.0078 -0.0198)
OKLCH	oklch(40.41% 0.021 248.3)
XYZ	xyz(6.1629, 6.6275, 9.3403)
Luminance	0.0663 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404A54 #544A40

analogous

#405454 #404A54 #404054

triadic

#404A54 #54404A #4A5440

tetradic

#404A54 #544054 #544A40 #405440

square

#404A54 #544054 #544A40 #405440

split-complementary

#404A54 #544040 #545440

monochromatic

#0D0F11 #262B31 #404A54 #5A6977 #778797

Accessibility & contrast

On white

9.03

#404A54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#404A54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404A54

9.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404A54	#FFFFFF	#000000	##FFFFFF
##404A54	1.00	9.03	2.33	9.03
#FFFFFF	9.03	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464A55

Deuteranopia (green-blind)

#444854

Tritanopia (blue-blind)

#3B4C4D

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #404a54;
/* rgb */ color: rgb(64, 74, 84);
/* oklch */ color: oklch(40.4% 0.021 248.3);

Tailwind

colors: {
  custom: {
    50: '#757c84',
    500: '#404a54',
    950: '#000000',
  },
}

SCSS

$custom: #404a54;
$custom-light: #757c84;
$custom-dark: #000000;

JSON

{
  "hex": "#404a54",
  "rgb": {
    "r": 64,
    "g": 74,
    "b": 84
  },
  "hsl": {
    "h": 210,
    "s": 13.514,
    "l": 29.02
  },
  "oklch": {
    "l": 0.40406,
    "c": 0.02127,
    "h": 248.3
  },
  "luminance": 0.06628
}

Semantic roles & 50–950 ramp

primary

#404A54

secondary

#83786D

accent

#9471B6

background

#F7F7F8

surface

#EDEEEF

border

#C8C9CA

text

#08090A

muted

#7B7B7C

Preview Lab

Preview with #404A54

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

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