#2D3387#2D3387

#2D3387 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.1% C 0.138 H 274.3°. Best body text is #FFFFFF at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#2D3387
RGB	rgb(45, 51, 135)
HSL	hsl(236, 50%, 35%)
HSV	hsv(236, 67%, 53%)
CMYK	cmyk(66.7%, 62.2%, 0%, 47.1%)
CIE-LAB	lab(25.79, 25.79, -47.87)
CIE-LCH	lch(25.79, 54.38, 298.32°)
OKLab	oklab(37.05% 0.0104 -0.1379)
OKLCH	oklch(37.05% 0.138 274.3)
XYZ	xyz(6.6377, 4.6742, 23.4694)
Luminance	0.0467 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3387 #87812D

analogous

#2D6087 #2D3387 #542D87

triadic

#2D3387 #872D33 #33872D

tetradic

#2D3387 #872D60 #87812D #2D8754

square

#2D3387 #872D60 #87812D #2D8754

split-complementary

#2D3387 #87542D #60872D

monochromatic

#0E102B #1E2259 #2D3387 #3C44B5 #636ACB

Accessibility & contrast

On white

10.85

#2D3387 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#2D3387 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3387

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3387	#FFFFFF	#000000	##FFFFFF
##2D3387	1.00	10.85	1.94	10.85
#FFFFFF	10.85	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00418A

Deuteranopia (green-blind)

#003985

Tritanopia (blue-blind)

#004858

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2d3387;
/* rgb */ color: rgb(45, 51, 135);
/* oklch */ color: oklch(37.1% 0.138 274.3);

Tailwind

colors: {
  custom: {
    50: '#716aab',
    500: '#2d3387',
    950: '#000000',
  },
}

SCSS

$custom: #2d3387;
$custom-light: #716aab;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3387",
  "rgb": {
    "r": 45,
    "g": 51,
    "b": 135
  },
  "hsl": {
    "h": 236,
    "s": 50,
    "l": 35.294
  },
  "oklch": {
    "l": 0.37054,
    "c": 0.13827,
    "h": 274.3
  },
  "luminance": 0.04675
}

Semantic roles & 50–950 ramp

primary

#2D3387

secondary

#B2AC5E

accent

#D04EDA

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #2D3387

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

Preview Lab → · Contrast checker → · Palette generator →