#2D3DA3#2D3DA3

#2D3DA3 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.4% C 0.164 H 270.5°. Best body text is #FFFFFF at 9.10:1 contrast (WCAG AA passes).

Color values

HEX	#2D3DA3
RGB	rgb(45, 61, 163)
HSL	hsl(232, 57%, 41%)
HSV	hsv(232, 72%, 64%)
CMYK	cmyk(72.4%, 62.6%, 0%, 36.1%)
CIE-LAB	lab(30.73, 29.46, -56.97)
CIE-LCH	lch(30.73, 64.13, 297.34°)
OKLab	oklab(41.45% 0.0015 -0.1645)
OKLCH	oklch(41.45% 0.164 270.5)
XYZ	xyz(9.3595, 6.5388, 35.4121)
Luminance	0.0654 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3DA3 #A3932D

analogous

#2D78A3 #2D3DA3 #582DA3

triadic

#2D3DA3 #A32D3D #3DA32D

tetradic

#2D3DA3 #A32D78 #A3932D #2DA358

square

#2D3DA3 #A32D78 #A3932D #2DA358

split-complementary

#2D3DA3 #A3582D #78A32D

monochromatic

#131943 #202B73 #2D3DA3 #4255CB #7280D8

Accessibility & contrast

On white

9.10

#2D3DA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#2D3DA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3DA3

9.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3DA3	#FFFFFF	#000000	##FFFFFF
##2D3DA3	1.00	9.10	2.31	9.10
#FFFFFF	9.10	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA6

Deuteranopia (green-blind)

#0043A1

Tritanopia (blue-blind)

#00576A

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2d3da3;
/* rgb */ color: rgb(45, 61, 163);
/* oklch */ color: oklch(41.4% 0.164 270.5);

Tailwind

colors: {
  custom: {
    50: '#7772bf',
    500: '#2d3da3',
    950: '#000000',
  },
}

SCSS

$custom: #2d3da3;
$custom-light: #7772bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3da3",
  "rgb": {
    "r": 45,
    "g": 61,
    "b": 163
  },
  "hsl": {
    "h": 231.864,
    "s": 56.731,
    "l": 40.784
  },
  "oklch": {
    "l": 0.41446,
    "c": 0.16449,
    "h": 270.5
  },
  "luminance": 0.0654
}

Semantic roles & 50–950 ramp

primary

#2D3DA3

secondary

#C0B46C

accent

#CB48E0

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2D3DA3

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

Preview Lab → · Contrast checker → · Palette generator →