#2D3166#2D3166

#2D3166 is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.9% C 0.092 H 277.1°. Best body text is #FFFFFF at 12.05:1 contrast (WCAG AA passes).

Color values

HEX	#2D3166
RGB	rgb(45, 49, 102)
HSL	hsl(236, 39%, 29%)
HSV	hsv(236, 56%, 40%)
CMYK	cmyk(55.9%, 52%, 0%, 60%)
CIE-LAB	lab(22.70, 15.11, -31.87)
CIE-LCH	lch(22.70, 35.27, 295.37°)
OKLab	oklab(33.95% 0.0113 -0.0908)
OKLCH	oklch(33.95% 0.092 277.1)
XYZ	xyz(4.5780, 3.7135, 13.0433)
Luminance	0.0371 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3166 #66622D

analogous

#2D4E66 #2D3166 #462D66

triadic

#2D3166 #662D31 #31662D

tetradic

#2D3166 #662D4E #66622D #2D6646

square

#2D3166 #662D4E #66622D #2D6646

split-complementary

#2D3166 #66462D #4E662D

monochromatic

#090A15 #1A1D3C #2D3166 #404590 #585FB5

Accessibility & contrast

On white

12.05

#2D3166 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#2D3166 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3166

12.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3166	#FFFFFF	#000000	##FFFFFF
##2D3166	1.00	12.05	1.74	12.05
#FFFFFF	12.05	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#183968

Deuteranopia (green-blind)

#113465

Tritanopia (blue-blind)

#143D46

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2d3166;
/* rgb */ color: rgb(45, 49, 102);
/* oklch */ color: oklch(33.9% 0.092 277.1);

Tailwind

colors: {
  custom: {
    50: '#6b6992',
    500: '#2d3166',
    950: '#000000',
  },
}

SCSS

$custom: #2d3166;
$custom-light: #6b6992;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3166",
  "rgb": {
    "r": 45,
    "g": 49,
    "b": 102
  },
  "hsl": {
    "h": 235.789,
    "s": 38.776,
    "l": 28.824
  },
  "oklch": {
    "l": 0.33948,
    "c": 0.09153,
    "h": 277.1
  },
  "luminance": 0.03714
}

Semantic roles & 50–950 ramp

primary

#2D3166

secondary

#989357

accent

#C659CF

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#07060D

muted

#7A7A7E

Preview Lab

Preview with #2D3166

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

Preview Lab → · Contrast checker → · Palette generator →