#30303A#30303A

#30303A is a dark, near-neutral blue. Relative luminance 0.030; OKLCH L 31.3% C 0.018 H 285.3°. Best body text is #FFFFFF at 13.05:1 contrast (WCAG AA passes).

Color values

HEX	#30303A
RGB	rgb(48, 48, 58)
HSL	hsl(240, 9%, 21%)
HSV	hsv(240, 17%, 23%)
CMYK	cmyk(17.2%, 17.2%, 0%, 77.3%)
CIE-LAB	lab(20.23, 2.52, -6.32)
CIE-LCH	lch(20.23, 6.80, 291.77°)
OKLab	oklab(31.33% 0.0047 -0.0171)
OKLCH	oklch(31.33% 0.018 285.3)
XYZ	xyz(3.0394, 3.0477, 4.4303)
Luminance	0.0305 (WCAG relative)
Temperature	neutral
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30303A #3A3A30

analogous

#30353A #30303A #35303A

triadic

#30303A #3A3030 #303A30

tetradic

#30303A #3A3035 #3A3A30 #303A35

square

#30303A #3A3035 #3A3A30 #303A35

split-complementary

#30303A #3A3530 #353A30

monochromatic

#0E0E11 #141419 #30303A #4C4C5B #67677D

Accessibility & contrast

On white

13.05

#30303A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#30303A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30303A

13.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30303A	#FFFFFF	#000000	##FFFFFF
##30303A	1.00	13.05	1.61	13.05
#FFFFFF	13.05	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E313A

Deuteranopia (green-blind)

#2D313A

Tritanopia (blue-blind)

#2E3233

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #30303a;
/* rgb */ color: rgb(48, 48, 58);
/* oklch */ color: oklch(31.3% 0.018 285.3);

Tailwind

colors: {
  custom: {
    50: '#686870',
    500: '#30303a',
    950: '#000000',
  },
}

SCSS

$custom: #30303a;
$custom-light: #686870;
$custom-dark: #000000;

JSON

{
  "hex": "#30303a",
  "rgb": {
    "r": 48,
    "g": 48,
    "b": 58
  },
  "hsl": {
    "h": 240,
    "s": 9.434,
    "l": 20.784
  },
  "oklch": {
    "l": 0.31329,
    "c": 0.01776,
    "h": 285.3
  },
  "luminance": 0.03048
}

Semantic roles & 50–950 ramp

primary

#30303A

secondary

#69695C

accent

#B275B2

background

#F6F6F6

surface

#EBEBEC

border

#C6C6C7

text

#060607

muted

#7A7A7A

Preview Lab

Preview with #30303A

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

Preview Lab → · Contrast checker → · Palette generator →