#2D40A1#2D40A1

#2D40A1 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.8% C 0.158 H 269.7°. Best body text is #FFFFFF at 8.90:1 contrast (WCAG AA passes).

Color values

HEX	#2D40A1
RGB	rgb(45, 64, 161)
HSL	hsl(230, 56%, 40%)
HSV	hsv(230, 72%, 63%)
CMYK	cmyk(72%, 60.2%, 0%, 36.9%)
CIE-LAB	lab(31.34, 26.73, -54.77)
CIE-LCH	lch(31.34, 60.94, 296.02°)
OKLab	oklab(41.84% -0.0007 -0.158)
OKLCH	oklch(41.84% 0.158 269.7)
XYZ	xyz(9.3464, 6.7969, 34.5307)
Luminance	0.0680 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D40A1 #A18E2D

analogous

#2D7AA1 #2D40A1 #542DA1

triadic

#2D40A1 #A12D40 #40A12D

tetradic

#2D40A1 #A12D7A #A18E2D #2DA154

square

#2D40A1 #A12D7A #A18E2D #2DA154

split-complementary

#2D40A1 #A1542D #7AA12D

monochromatic

#121A41 #202D71 #2D40A1 #4158CA #7182D7

Accessibility & contrast

On white

8.90

#2D40A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#2D40A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D40A1

8.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D40A1	#FFFFFF	#000000	##FFFFFF
##2D40A1	1.00	8.90	2.36	8.90
#FFFFFF	8.90	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA4

Deuteranopia (green-blind)

#00459F

Tritanopia (blue-blind)

#00586A

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2d40a1;
/* rgb */ color: rgb(45, 64, 161);
/* oklch */ color: oklch(41.8% 0.158 269.7);

Tailwind

colors: {
  custom: {
    50: '#7674be',
    500: '#2d40a1',
    950: '#000000',
  },
}

SCSS

$custom: #2d40a1;
$custom-light: #7674be;
$custom-dark: #000000;

JSON

{
  "hex": "#2d40a1",
  "rgb": {
    "r": 45,
    "g": 64,
    "b": 161
  },
  "hsl": {
    "h": 230.172,
    "s": 56.311,
    "l": 40.392
  },
  "oklch": {
    "l": 0.41844,
    "c": 0.158,
    "h": 269.7
  },
  "luminance": 0.06798
}

Semantic roles & 50–950 ramp

primary

#2D40A1

secondary

#BFB16B

accent

#C748E0

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2D40A1

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

Preview Lab → · Contrast checker → · Palette generator →