#39454B#39454B

#39454B is a dark, near-neutral cyan. Relative luminance 0.056; OKLCH L 38.2% C 0.019 H 229.5°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#39454B
RGB	rgb(57, 69, 75)
HSL	hsl(200, 14%, 26%)
HSV	hsv(200, 24%, 29%)
CMYK	cmyk(24%, 8%, 0%, 70.6%)
CIE-LAB	lab(28.47, -3.27, -5.22)
CIE-LCH	lch(28.47, 6.16, 237.91°)
OKLab	oklab(38.21% -0.0121 -0.0142)
OKLCH	oklch(38.21% 0.019 229.5)
XYZ	xyz(5.0851, 5.6339, 7.4748)
Luminance	0.0563 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39454B #4B3F39

analogous

#394B48 #39454B #393C4B

triadic

#39454B #4B3945 #454B39

tetradic

#39454B #48394B #4B3F39 #3C4B39

square

#39454B #48394B #4B3F39 #3C4B39

split-complementary

#39454B #4B393C #4B4839

monochromatic

#0D1011 #1F2528 #39454B #53656E #6E8591

Accessibility & contrast

On white

9.87

#39454B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#39454B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39454B

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39454B	#FFFFFF	#000000	##FFFFFF
##39454B	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#42444B

Deuteranopia (green-blind)

#3F424B

Tritanopia (blue-blind)

#344747

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #39454b;
/* rgb */ color: rgb(57, 69, 75);
/* oklch */ color: oklch(38.2% 0.019 229.5);

Tailwind

colors: {
  custom: {
    50: '#6f787d',
    500: '#39454b',
    950: '#000000',
  },
}

SCSS

$custom: #39454b;
$custom-light: #6f787d;
$custom-dark: #000000;

JSON

{
  "hex": "#39454b",
  "rgb": {
    "r": 57,
    "g": 69,
    "b": 75
  },
  "hsl": {
    "h": 200,
    "s": 13.636,
    "l": 25.882
  },
  "oklch": {
    "l": 0.38207,
    "c": 0.01864,
    "h": 229.5
  },
  "luminance": 0.05634
}

Semantic roles & 50–950 ramp

primary

#39454B

secondary

#7B6C65

accent

#8871B6

background

#F6F7F7

surface

#ECEDEE

border

#C7C8C9

text

#070909

muted

#7A7B7B

Preview Lab

Preview with #39454B

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

Preview Lab → · Contrast checker → · Palette generator →