#2D3AA1#2D3AA1

#2D3AA1 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.7% C 0.165 H 271.3°. Best body text is #FFFFFF at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#2D3AA1
RGB	rgb(45, 58, 161)
HSL	hsl(233, 56%, 40%)
HSV	hsv(233, 72%, 63%)
CMYK	cmyk(72%, 64%, 0%, 36.9%)
CIE-LAB	lab(29.80, 30.69, -57.28)
CIE-LCH	lch(29.80, 64.98, 298.18°)
OKLab	oklab(40.71% 0.0038 -0.1654)
OKLCH	oklch(40.71% 0.165 271.3)
XYZ	xyz(9.0261, 6.1563, 34.4239)
Luminance	0.0616 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3AA1 #A1942D

analogous

#2D74A1 #2D3AA1 #5A2DA1

triadic

#2D3AA1 #A12D3A #3AA12D

tetradic

#2D3AA1 #A12D74 #A1942D #2DA15A

square

#2D3AA1 #A12D74 #A1942D #2DA15A

split-complementary

#2D3AA1 #A15A2D #74A12D

monochromatic

#121841 #202971 #2D3AA1 #4151CA #717DD7

Accessibility & contrast

On white

9.41

#2D3AA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#2D3AA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3AA1

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3AA1	#FFFFFF	#000000	##FFFFFF
##2D3AA1	1.00	9.41	2.23	9.41
#FFFFFF	9.41	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA4

Deuteranopia (green-blind)

#00419F

Tritanopia (blue-blind)

#005568

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2d3aa1;
/* rgb */ color: rgb(45, 58, 161);
/* oklch */ color: oklch(40.7% 0.165 271.3);

Tailwind

colors: {
  custom: {
    50: '#7770be',
    500: '#2d3aa1',
    950: '#000000',
  },
}

SCSS

$custom: #2d3aa1;
$custom-light: #7770be;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3aa1",
  "rgb": {
    "r": 45,
    "g": 58,
    "b": 161
  },
  "hsl": {
    "h": 233.276,
    "s": 56.311,
    "l": 40.392
  },
  "oklch": {
    "l": 0.40708,
    "c": 0.16546,
    "h": 271.3
  },
  "luminance": 0.06157
}

Semantic roles & 50–950 ramp

primary

#2D3AA1

secondary

#BFB56B

accent

#CF48E0

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2D3AA1

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

Preview Lab → · Contrast checker → · Palette generator →