#374A4E#374A4E

#374A4E is a dark, muted cyan. Relative luminance 0.063; OKLCH L 39.5% C 0.025 H 212.0°. Best body text is #FFFFFF at 9.33:1 contrast (WCAG AA passes).

Color values

HEX	#374A4E
RGB	rgb(55, 74, 78)
HSL	hsl(190, 17%, 26%)
HSV	hsv(190, 29%, 31%)
CMYK	cmyk(29.5%, 5.1%, 0%, 69.4%)
CIE-LAB	lab(30.06, -6.32, -4.81)
CIE-LCH	lch(30.06, 7.94, 217.25°)
OKLab	oklab(39.46% -0.021 -0.0131)
OKLCH	oklch(39.46% 0.025 212)
XYZ	xyz(5.3990, 6.2596, 8.1300)
Luminance	0.0626 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#374A4E #4E3B37

analogous

#374E46 #374A4E #373E4E

triadic

#374A4E #4E374A #4A4E37

tetradic

#374A4E #46374E #4E3B37 #3E4E37

square

#374A4E #46374E #4E3B37 #3E4E37

split-complementary

#374A4E #4E373E #4E4637

monochromatic

#0D1112 #1E282A #374A4E #506C72 #6A8E96

Accessibility & contrast

On white

9.33

#374A4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#374A4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #374A4E

9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##374A4E	#FFFFFF	#000000	##FFFFFF
##374A4E	1.00	9.33	2.25	9.33
#FFFFFF	9.33	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47494E

Deuteranopia (green-blind)

#43454E

Tritanopia (blue-blind)

#304C4B

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #374a4e;
/* rgb */ color: rgb(55, 74, 78);
/* oklch */ color: oklch(39.5% 0.025 212.0);

Tailwind

colors: {
  custom: {
    50: '#6e7c7f',
    500: '#374a4e',
    950: '#000000',
  },
}

SCSS

$custom: #374a4e;
$custom-light: #6e7c7f;
$custom-dark: #000000;

JSON

{
  "hex": "#374a4e",
  "rgb": {
    "r": 55,
    "g": 74,
    "b": 78
  },
  "hsl": {
    "h": 190.435,
    "s": 17.293,
    "l": 26.078
  },
  "oklch": {
    "l": 0.39462,
    "c": 0.02473,
    "h": 212
  },
  "luminance": 0.0626
}

Semantic roles & 50–950 ramp

primary

#374A4E

secondary

#7E6863

accent

#7B6EBA

background

#F6F7F7

surface

#ECEEEE

border

#C7C9C9

text

#07090A

muted

#7A7B7C

Preview Lab

Preview with #374A4E

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

Preview Lab → · Contrast checker → · Palette generator →