#2A313D#2A313D

#2A313D is a dark, muted blue. Relative luminance 0.030; OKLCH L 31.2% C 0.024 H 261.2°. Best body text is #FFFFFF at 13.08:1 contrast (WCAG AA passes).

Color values

HEX	#2A313D
RGB	rgb(42, 49, 61)
HSL	hsl(218, 18%, 20%)
HSV	hsv(218, 31%, 24%)
CMYK	cmyk(31.1%, 19.7%, 0%, 76.1%)
CIE-LAB	lab(20.15, 0.35, -8.55)
CIE-LCH	lch(20.15, 8.56, 272.34°)
OKLab	oklab(31.17% -0.0036 -0.0234)
OKLCH	oklch(31.17% 0.024 261.2)
XYZ	xyz(2.8952, 3.0257, 4.8454)
Luminance	0.0303 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A313D #3D362A

analogous

#2A3A3D #2A313D #2C2A3D

triadic

#2A313D #3D2A31 #313D2A

tetradic

#2A313D #3D2A3A #3D362A #2A3D2C

square

#2A313D #3D2A3A #3D362A #2A3D2C

split-complementary

#2A313D #3D2C2A #3A3D2A

monochromatic

#0C0F12 #111419 #2A313D #434E61 #5C6B85

Accessibility & contrast

On white

13.08

#2A313D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#2A313D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A313D

13.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A313D	#FFFFFF	#000000	##FFFFFF
##2A313D	1.00	13.08	1.61	13.08
#FFFFFF	13.08	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D323E

Deuteranopia (green-blind)

#2B303D

Tritanopia (blue-blind)

#253335

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #2a313d;
/* rgb */ color: rgb(42, 49, 61);
/* oklch */ color: oklch(31.2% 0.024 261.2);

Tailwind

colors: {
  custom: {
    50: '#646972',
    500: '#2a313d',
    950: '#000000',
  },
}

SCSS

$custom: #2a313d;
$custom-light: #646972;
$custom-dark: #000000;

JSON

{
  "hex": "#2a313d",
  "rgb": {
    "r": 42,
    "g": 49,
    "b": 61
  },
  "hsl": {
    "h": 217.895,
    "s": 18.447,
    "l": 20.196
  },
  "oklch": {
    "l": 0.31166,
    "c": 0.02372,
    "h": 261.2
  },
  "luminance": 0.03026
}

Semantic roles & 50–950 ramp

primary

#2A313D

secondary

#6E6555

accent

#9E6DBB

background

#F5F6F6

surface

#EAEBEC

border

#C6C6C7

text

#050608

muted

#797A7B

Preview Lab

Preview with #2A313D

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

Preview Lab → · Contrast checker → · Palette generator →