#303950#303950

#303950 is a dark, muted blue. Relative luminance 0.041; OKLCH L 34.7% C 0.042 H 267.7°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#303950
RGB	rgb(48, 57, 80)
HSL	hsl(223, 25%, 25%)
HSV	hsv(223, 40%, 31%)
CMYK	cmyk(40%, 28.8%, 0%, 68.6%)
CIE-LAB	lab(24.11, 2.90, -15.20)
CIE-LCH	lch(24.11, 15.47, 280.79°)
OKLab	oklab(34.67% -0.0017 -0.0422)
OKLCH	oklch(34.67% 0.042 267.7)
XYZ	xyz(4.1296, 4.1336, 8.1681)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303950 #504730

analogous

#304950 #303950 #373050

triadic

#303950 #503039 #395030

tetradic

#303950 #503049 #504730 #305037

square

#303950 #503049 #504730 #305037

split-complementary

#303950 #503730 #495030

monochromatic

#0B0E13 #191E2A #303950 #475476 #5E709C

Accessibility & contrast

On white

11.50

#303950 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#303950 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303950

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303950	#FFFFFF	#000000	##FFFFFF
##303950	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313B51

Deuteranopia (green-blind)

#2E384F

Tritanopia (blue-blind)

#263E41

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #303950;
/* rgb */ color: rgb(48, 57, 80);
/* oklch */ color: oklch(34.7% 0.042 267.7);

Tailwind

colors: {
  custom: {
    50: '#696f81',
    500: '#303950',
    950: '#000000',
  },
}

SCSS

$custom: #303950;
$custom-light: #696f81;
$custom-dark: #000000;

JSON

{
  "hex": "#303950",
  "rgb": {
    "r": 48,
    "g": 57,
    "b": 80
  },
  "hsl": {
    "h": 223.125,
    "s": 25,
    "l": 25.098
  },
  "oklch": {
    "l": 0.34673,
    "c": 0.04224,
    "h": 267.7
  },
  "luminance": 0.04134
}

Semantic roles & 50–950 ramp

primary

#303950

secondary

#81765B

accent

#A866C1

background

#F6F6F7

surface

#EBECEE

border

#C6C7C9

text

#06070A

muted

#7A7A7C

Preview Lab

Preview with #303950

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

Preview Lab → · Contrast checker → · Palette generator →