#2D45A9#2D45A9

#2D45A9 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.5% C 0.163 H 268.4°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#2D45A9
RGB	rgb(45, 69, 169)
HSL	hsl(228, 58%, 42%)
HSV	hsv(228, 73%, 66%)
CMYK	cmyk(73.4%, 59.2%, 0%, 33.7%)
CIE-LAB	lab(33.30, 26.40, -56.38)
CIE-LCH	lch(33.30, 62.25, 295.10°)
OKLab	oklab(43.51% -0.0044 -0.1627)
OKLCH	oklch(43.51% 0.163 268.4)
XYZ	xyz(10.3693, 7.6776, 38.4639)
Luminance	0.0768 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D45A9 #A9912D

analogous

#2D83A9 #2D45A9 #532DA9

triadic

#2D45A9 #A92D45 #45A92D

tetradic

#2D45A9 #A92D83 #A9912D #2DA953

square

#2D45A9 #A92D83 #A9912D #2DA953

split-complementary

#2D45A9 #A9532D #83A92D

monochromatic

#131E48 #203179 #2D45A9 #4660CE #7689DA

Accessibility & contrast

On white

8.28

#2D45A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#2D45A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D45A9

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D45A9	#FFFFFF	#000000	##FFFFFF
##2D45A9	1.00	8.28	2.54	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054AC

Deuteranopia (green-blind)

#0049A7

Tritanopia (blue-blind)

#005E70

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2d45a9;
/* rgb */ color: rgb(45, 69, 169);
/* oklch */ color: oklch(43.5% 0.163 268.4);

Tailwind

colors: {
  custom: {
    50: '#7878c3',
    500: '#2d45a9',
    950: '#000000',
  },
}

SCSS

$custom: #2d45a9;
$custom-light: #7878c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2d45a9",
  "rgb": {
    "r": 45,
    "g": 69,
    "b": 169
  },
  "hsl": {
    "h": 228.387,
    "s": 57.944,
    "l": 41.961
  },
  "oklch": {
    "l": 0.43508,
    "c": 0.16272,
    "h": 268.4
  },
  "luminance": 0.07679
}

Semantic roles & 50–950 ramp

primary

#2D45A9

secondary

#C2B26F

accent

#C347E1

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2D45A9

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

Preview Lab → · Contrast checker → · Palette generator →