#2D45A7#2D45A7

#2D45A7 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.3% C 0.160 H 268.4°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#2D45A7
RGB	rgb(45, 69, 167)
HSL	hsl(228, 58%, 42%)
HSV	hsv(228, 73%, 65%)
CMYK	cmyk(73.1%, 58.7%, 0%, 34.5%)
CIE-LAB	lab(33.14, 25.65, -55.44)
CIE-LCH	lch(33.14, 61.09, 294.83°)
OKLab	oklab(43.34% -0.0045 -0.1599)
OKLCH	oklch(43.34% 0.16 268.4)
XYZ	xyz(10.1830, 7.6031, 37.4826)
Luminance	0.0760 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D45A7 #A78F2D

analogous

#2D82A7 #2D45A7 #522DA7

triadic

#2D45A7 #A72D45 #45A72D

tetradic

#2D45A7 #A72D82 #A78F2D #2DA752

square

#2D45A7 #A72D82 #A78F2D #2DA752

split-complementary

#2D45A7 #A7522D #82A72D

monochromatic

#131D47 #203177 #2D45A7 #445FCD #7589DA

Accessibility & contrast

On white

8.33

#2D45A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#2D45A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D45A7

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D45A7	#FFFFFF	#000000	##FFFFFF
##2D45A7	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054AA

Deuteranopia (green-blind)

#0048A5

Tritanopia (blue-blind)

#005D6F

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2d45a7;
/* rgb */ color: rgb(45, 69, 167);
/* oklch */ color: oklch(43.3% 0.160 268.4);

Tailwind

colors: {
  custom: {
    50: '#7778c2',
    500: '#2d45a7',
    950: '#000000',
  },
}

SCSS

$custom: #2d45a7;
$custom-light: #7778c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2d45a7",
  "rgb": {
    "r": 45,
    "g": 69,
    "b": 167
  },
  "hsl": {
    "h": 228.197,
    "s": 57.547,
    "l": 41.569
  },
  "oklch": {
    "l": 0.43339,
    "c": 0.15997,
    "h": 268.4
  },
  "luminance": 0.07604
}

Semantic roles & 50–950 ramp

primary

#2D45A7

secondary

#C1B16E

accent

#C347E1

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2D45A7

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

Preview Lab → · Contrast checker → · Palette generator →