#303648#303648

#303648 is a dark, muted blue. Relative luminance 0.037; OKLCH L 33.5% C 0.033 H 270.2°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#303648
RGB	rgb(48, 54, 72)
HSL	hsl(225, 20%, 24%)
HSV	hsv(225, 33%, 28%)
CMYK	cmyk(33.3%, 25%, 0%, 71.8%)
CIE-LAB	lab(22.77, 2.44, -11.93)
CIE-LCH	lch(22.77, 12.18, 281.57°)
OKLab	oklab(33.51% 0.0001 -0.0329)
OKLCH	oklch(33.51% 0.033 270.2)
XYZ	xyz(3.7075, 3.7345, 6.6551)
Luminance	0.0374 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303648 #484230

analogous

#304248 #303648 #363048

triadic

#303648 #483036 #364830

tetradic

#303648 #483042 #484230 #304836

square

#303648 #483042 #484230 #304836

split-complementary

#303648 #483630 #424830

monochromatic

#0C0E12 #181A23 #303648 #48526D #616D91

Accessibility & contrast

On white

12.02

#303648 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#303648 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303648

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303648	#FFFFFF	#000000	##FFFFFF
##303648	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303749

Deuteranopia (green-blind)

#2E3548

Tritanopia (blue-blind)

#2A393C

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #303648;
/* rgb */ color: rgb(48, 54, 72);
/* oklch */ color: oklch(33.5% 0.033 270.2);

Tailwind

colors: {
  custom: {
    50: '#696c7b',
    500: '#303648',
    950: '#000000',
  },
}

SCSS

$custom: #303648;
$custom-light: #696c7b;
$custom-dark: #000000;

JSON

{
  "hex": "#303648",
  "rgb": {
    "r": 48,
    "g": 54,
    "b": 72
  },
  "hsl": {
    "h": 225,
    "s": 20,
    "l": 23.529
  },
  "oklch": {
    "l": 0.33509,
    "c": 0.0329,
    "h": 270.2
  },
  "luminance": 0.03735
}

Semantic roles & 50–950 ramp

primary

#303648

secondary

#79715B

accent

#A86BBD

background

#F6F6F7

surface

#EBEBED

border

#C6C6C8

text

#060709

muted

#7A7A7B

Preview Lab

Preview with #303648

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

Preview Lab → · Contrast checker → · Palette generator →