#2D40AE#2D40AE

#2D40AE is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.0% C 0.176 H 269.7°. Best body text is #FFFFFF at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#2D40AE
RGB	rgb(45, 64, 174)
HSL	hsl(231, 59%, 43%)
HSV	hsv(231, 74%, 68%)
CMYK	cmyk(74.1%, 63.2%, 0%, 31.8%)
CIE-LAB	lab(32.44, 31.54, -60.78)
CIE-LCH	lch(32.44, 68.48, 297.43°)
OKLab	oklab(43% -0.0009 -0.1756)
OKLCH	oklch(43% 0.176 269.7)
XYZ	xyz(10.5529, 7.2796, 40.8851)
Luminance	0.0728 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D40AE #AE9B2D

analogous

#2D80AE #2D40AE #5B2DAE

triadic

#2D40AE #AE2D40 #40AE2D

tetradic

#2D40AE #AE2D80 #AE9B2D #2DAE5B

square

#2D40AE #AE2D80 #AE9B2D #2DAE5B

split-complementary

#2D40AE #AE5B2D #80AE2D

monochromatic

#141C4D #202E7D #2D40AE #485CD0 #7988DC

Accessibility & contrast

On white

8.55

#2D40AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#2D40AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D40AE

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D40AE	#FFFFFF	#000000	##FFFFFF
##2D40AE	1.00	8.55	2.46	8.55
#FFFFFF	8.55	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B2

Deuteranopia (green-blind)

#0046AC

Tritanopia (blue-blind)

#005C71

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2d40ae;
/* rgb */ color: rgb(45, 64, 174);
/* oklch */ color: oklch(43.0% 0.176 269.7);

Tailwind

colors: {
  custom: {
    50: '#7974c7',
    500: '#2d40ae',
    950: '#000000',
  },
}

SCSS

$custom: #2d40ae;
$custom-light: #7974c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2d40ae",
  "rgb": {
    "r": 45,
    "g": 64,
    "b": 174
  },
  "hsl": {
    "h": 231.163,
    "s": 58.904,
    "l": 42.941
  },
  "oklch": {
    "l": 0.42995,
    "c": 0.17563,
    "h": 269.7
  },
  "luminance": 0.07281
}

Semantic roles & 50–950 ramp

primary

#2D40AE

secondary

#C4B872

accent

#CB46E2

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2D40AE

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

Preview Lab → · Contrast checker → · Palette generator →