#282A2F#282A2F

#282A2F is a dark, near-neutral blue. Relative luminance 0.023; OKLCH L 28.5% C 0.010 H 268.3°. Best body text is #FFFFFF at 14.36:1 contrast (WCAG AA passes).

Color values

HEX	#282A2F
RGB	rgb(40, 42, 47)
HSL	hsl(223, 8%, 17%)
HSV	hsv(223, 15%, 18%)
CMYK	cmyk(14.9%, 10.6%, 0%, 81.6%)
CIE-LAB	lab(17.05, 0.39, -3.55)
CIE-LCH	lch(17.05, 3.57, 276.31°)
OKLab	oklab(28.5% -0.0003 -0.0096)
OKLCH	oklch(28.5% 0.01 268.3)
XYZ	xyz(2.2160, 2.3123, 3.0183)
Luminance	0.0231 (WCAG relative)
Temperature	neutral
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282A2F #2F2D28

analogous

#282E2F #282A2F #2A282F

triadic

#282A2F #2F282A #2A2F28

tetradic

#282A2F #2F282E #2F2D28 #282F2A

square

#282A2F #2F282E #2F2D28 #282F2A

split-complementary

#282A2F #2F2A28 #2E2F28

monochromatic

#0E0F11 #0E0F11 #282A2F #444850 #606571

Accessibility & contrast

On white

14.36

#282A2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#282A2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282A2F

14.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282A2F	#FFFFFF	#000000	##FFFFFF
##282A2F	1.00	14.36	1.46	14.36
#FFFFFF	14.36	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292A2F

Deuteranopia (green-blind)

#282A2F

Tritanopia (blue-blind)

#262B2C

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #282a2f;
/* rgb */ color: rgb(40, 42, 47);
/* oklch */ color: oklch(28.5% 0.010 268.3);

Tailwind

colors: {
  custom: {
    50: '#616367',
    500: '#282a2f',
    950: '#000000',
  },
}

SCSS

$custom: #282a2f;
$custom-light: #616367;
$custom-dark: #000000;

JSON

{
  "hex": "#282a2f",
  "rgb": {
    "r": 40,
    "g": 42,
    "b": 47
  },
  "hsl": {
    "h": 222.857,
    "s": 8.046,
    "l": 17.059
  },
  "oklch": {
    "l": 0.28502,
    "c": 0.00957,
    "h": 268.3
  },
  "luminance": 0.02312
}

Semantic roles & 50–950 ramp

primary

#282A2F

secondary

#5E5C54

accent

#A077B1

background

#F5F5F6

surface

#E9EAEB

border

#C5C6C6

text

#050506

muted

#79797A

Preview Lab

Preview with #282A2F

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

Preview Lab → · Contrast checker → · Palette generator →