#303A3E#303A3E

#303A3E is a dark, near-neutral cyan. Relative luminance 0.040; OKLCH L 34.1% C 0.015 H 224.0°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#303A3E
RGB	rgb(48, 58, 62)
HSL	hsl(197, 13%, 22%)
HSV	hsv(197, 23%, 24%)
CMYK	cmyk(22.6%, 6.5%, 0%, 75.7%)
CIE-LAB	lab(23.68, -3.09, -3.87)
CIE-LCH	lch(23.68, 4.95, 231.33°)
OKLab	oklab(34.09% -0.0109 -0.0105)
OKLCH	oklch(34.09% 0.015 224)
XYZ	xyz(3.6012, 4.0022, 5.1393)
Luminance	0.0400 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303A3E #3E3430

analogous

#303E3B #303A3E #30333E

triadic

#303A3E #3E303A #3A3E30

tetradic

#303A3E #3B303E #3E3430 #333E30

square

#303A3E #3B303E #3E3430 #333E30

split-complementary

#303A3E #3E3033 #3E3B30

monochromatic

#0D1011 #151A1C #303A3E #4B5A60 #657B83

Accessibility & contrast

On white

11.66

#303A3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#303A3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303A3E

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303A3E	#FFFFFF	#000000	##FFFFFF
##303A3E	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38393E

Deuteranopia (green-blind)

#36383E

Tritanopia (blue-blind)

#2C3B3B

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #303a3e;
/* rgb */ color: rgb(48, 58, 62);
/* oklch */ color: oklch(34.1% 0.015 224.0);

Tailwind

colors: {
  custom: {
    50: '#687073',
    500: '#303a3e',
    950: '#000000',
  },
}

SCSS

$custom: #303a3e;
$custom-light: #687073;
$custom-dark: #000000;

JSON

{
  "hex": "#303a3e",
  "rgb": {
    "r": 48,
    "g": 58,
    "b": 62
  },
  "hsl": {
    "h": 197.143,
    "s": 12.727,
    "l": 21.569
  },
  "oklch": {
    "l": 0.34086,
    "c": 0.0151,
    "h": 224
  },
  "luminance": 0.04002
}

Semantic roles & 50–950 ramp

primary

#303A3E

secondary

#6E615C

accent

#8572B6

background

#F6F6F6

surface

#EBECEC

border

#C6C7C7

text

#060708

muted

#7A7A7B

Preview Lab

Preview with #303A3E

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

Preview Lab → · Contrast checker → · Palette generator →