#394F64#394F64

#394F64 is a dark, muted cyan. Relative luminance 0.074; OKLCH L 41.8% C 0.045 H 247.8°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#394F64
RGB	rgb(57, 79, 100)
HSL	hsl(209, 27%, 31%)
HSV	hsv(209, 43%, 39%)
CMYK	cmyk(43%, 21%, 0%, 60.8%)
CIE-LAB	lab(32.66, -2.35, -14.89)
CIE-LCH	lch(32.66, 15.08, 261.04°)
OKLab	oklab(41.84% -0.0169 -0.0412)
OKLCH	oklch(41.84% 0.045 247.8)
XYZ	xyz(6.7828, 7.3815, 13.1215)
Luminance	0.0738 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#394F64 #644E39

analogous

#396463 #394F64 #393964

triadic

#394F64 #64394F #4F6439

tetradic

#394F64 #633964 #644E39 #396439

square

#394F64 #633964 #644E39 #396439

split-complementary

#394F64 #643939 #646339

monochromatic

#0D1116 #23303D #394F64 #4F6E8B #6C8CAB

Accessibility & contrast

On white

8.48

#394F64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#394F64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #394F64

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##394F64	#FFFFFF	#000000	##FFFFFF
##394F64	1.00	8.48	2.48	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474F65

Deuteranopia (green-blind)

#414B64

Tritanopia (blue-blind)

#295456

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #394f64;
/* rgb */ color: rgb(57, 79, 100);
/* oklch */ color: oklch(41.8% 0.045 247.8);

Tailwind

colors: {
  custom: {
    50: '#718090',
    500: '#394f64',
    950: '#000000',
  },
}

SCSS

$custom: #394f64;
$custom-light: #718090;
$custom-dark: #000000;

JSON

{
  "hex": "#394f64",
  "rgb": {
    "r": 57,
    "g": 79,
    "b": 100
  },
  "hsl": {
    "h": 209.302,
    "s": 27.389,
    "l": 30.784
  },
  "oklch": {
    "l": 0.41839,
    "c": 0.04454,
    "h": 247.8
  },
  "luminance": 0.07382
}

Semantic roles & 50–950 ramp

primary

#394F64

secondary

#947C65

accent

#9364C4

background

#F6F7F8

surface

#ECEEF0

border

#C7C9CB

text

#080A0C

muted

#7B7C7D

Preview Lab

Preview with #394F64

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

Preview Lab → · Contrast checker → · Palette generator →