#2D3FA7#2D3FA7

#2D3FA7 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.2% C 0.167 H 270.0°. Best body text is #FFFFFF at 8.82:1 contrast (WCAG AA passes).

Color values

HEX	#2D3FA7
RGB	rgb(45, 63, 167)
HSL	hsl(231, 58%, 42%)
HSV	hsv(231, 73%, 65%)
CMYK	cmyk(73.1%, 62.3%, 0%, 34.5%)
CIE-LAB	lab(31.58, 29.62, -57.98)
CIE-LCH	lch(31.58, 65.11, 297.06°)
OKLab	oklab(42.18% 0 -0.1674)
OKLCH	oklch(42.18% 0.167 270)
XYZ	xyz(9.8324, 6.9019, 37.3657)
Luminance	0.0690 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3FA7 #A7952D

analogous

#2D7CA7 #2D3FA7 #582DA7

triadic

#2D3FA7 #A72D3F #3FA72D

tetradic

#2D3FA7 #A72D7C #A7952D #2DA758

square

#2D3FA7 #A72D7C #A7952D #2DA758

split-complementary

#2D3FA7 #A7582D #7CA72D

monochromatic

#131B47 #202D77 #2D3FA7 #4459CD #7584DA

Accessibility & contrast

On white

8.82

#2D3FA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#2D3FA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3FA7

8.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3FA7	#FFFFFF	#000000	##FFFFFF
##2D3FA7	1.00	8.82	2.38	8.82
#FFFFFF	8.82	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050AA

Deuteranopia (green-blind)

#0045A5

Tritanopia (blue-blind)

#005A6D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2d3fa7;
/* rgb */ color: rgb(45, 63, 167);
/* oklch */ color: oklch(42.2% 0.167 270.0);

Tailwind

colors: {
  custom: {
    50: '#7874c2',
    500: '#2d3fa7',
    950: '#000000',
  },
}

SCSS

$custom: #2d3fa7;
$custom-light: #7874c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3fa7",
  "rgb": {
    "r": 45,
    "g": 63,
    "b": 167
  },
  "hsl": {
    "h": 231.148,
    "s": 57.547,
    "l": 41.569
  },
  "oklch": {
    "l": 0.4218,
    "c": 0.16745,
    "h": 270
  },
  "luminance": 0.06903
}

Semantic roles & 50–950 ramp

primary

#2D3FA7

secondary

#C1B56E

accent

#CA47E1

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2D3FA7

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

Preview Lab → · Contrast checker → · Palette generator →