#303240#303240

#303240 is a dark, muted blue. Relative luminance 0.033; OKLCH L 32.1% C 0.025 H 278.5°. Best body text is #FFFFFF at 12.68:1 contrast (WCAG AA passes).

Color values

HEX	#303240
RGB	rgb(48, 50, 64)
HSL	hsl(233, 14%, 22%)
HSV	hsv(233, 25%, 25%)
CMYK	cmyk(25%, 21.9%, 0%, 74.9%)
CIE-LAB	lab(21.13, 2.82, -9.05)
CIE-LCH	lch(21.13, 9.48, 287.28°)
OKLab	oklab(32.11% 0.0037 -0.0247)
OKLCH	oklch(32.11% 0.025 278.5)
XYZ	xyz(3.2847, 3.2797, 5.3095)
Luminance	0.0328 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303240 #403E30

analogous

#303A40 #303240 #363040

triadic

#303240 #403032 #324030

tetradic

#303240 #40303A #403E30 #304036

square

#303240 #40303A #403E30 #304036

split-complementary

#303240 #403630 #3A4030

monochromatic

#0D0E11 #16171D #303240 #4A4D63 #646986

Accessibility & contrast

On white

12.68

#303240 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#303240 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303240

12.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303240	#FFFFFF	#000000	##FFFFFF
##303240	1.00	12.68	1.66	12.68
#FFFFFF	12.68	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E3341

Deuteranopia (green-blind)

#2D3240

Tritanopia (blue-blind)

#2C3437

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #303240;
/* rgb */ color: rgb(48, 50, 64);
/* oklch */ color: oklch(32.1% 0.025 278.5);

Tailwind

colors: {
  custom: {
    50: '#686974',
    500: '#303240',
    950: '#000000',
  },
}

SCSS

$custom: #303240;
$custom-light: #686974;
$custom-dark: #000000;

JSON

{
  "hex": "#303240",
  "rgb": {
    "r": 48,
    "g": 50,
    "b": 64
  },
  "hsl": {
    "h": 232.5,
    "s": 14.286,
    "l": 21.961
  },
  "oklch": {
    "l": 0.32112,
    "c": 0.02503,
    "h": 278.5
  },
  "luminance": 0.0328
}

Semantic roles & 50–950 ramp

primary

#303240

secondary

#706E5C

accent

#AE71B7

background

#F6F6F7

surface

#EBEBED

border

#C6C6C8

text

#060608

muted

#7A7A7B

Preview Lab

Preview with #303240

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

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