#2D45B3#2D45B3

#2D45B3 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.4% C 0.176 H 268.6°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#2D45B3
RGB	rgb(45, 69, 179)
HSL	hsl(229, 60%, 44%)
HSV	hsv(229, 75%, 70%)
CMYK	cmyk(74.9%, 61.5%, 0%, 29.8%)
CIE-LAB	lab(34.12, 30.13, -60.99)
CIE-LCH	lch(34.12, 68.03, 296.29°)
OKLab	oklab(44.37% -0.0044 -0.1762)
OKLCH	oklch(44.37% 0.176 268.6)
XYZ	xyz(11.3442, 8.0676, 43.5984)
Luminance	0.0807 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D45B3 #B39B2D

analogous

#2D88B3 #2D45B3 #582DB3

triadic

#2D45B3 #B32D45 #45B32D

tetradic

#2D45B3 #B32D88 #B39B2D #2DB358

square

#2D45B3 #B32D88 #B39B2D #2DB358

split-complementary

#2D45B3 #B3582D #88B32D

monochromatic

#141F51 #213282 #2D45B3 #4B63D2 #7C8EDE

Accessibility & contrast

On white

8.03

#2D45B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#2D45B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D45B3

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D45B3	#FFFFFF	#000000	##FFFFFF
##2D45B3	1.00	8.03	2.61	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B7

Deuteranopia (green-blind)

#004AB1

Tritanopia (blue-blind)

#006175

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2d45b3;
/* rgb */ color: rgb(45, 69, 179);
/* oklch */ color: oklch(44.4% 0.176 268.6);

Tailwind

colors: {
  custom: {
    50: '#7a78cb',
    500: '#2d45b3',
    950: '#000000',
  },
}

SCSS

$custom: #2d45b3;
$custom-light: #7a78cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2d45b3",
  "rgb": {
    "r": 45,
    "g": 69,
    "b": 179
  },
  "hsl": {
    "h": 229.254,
    "s": 59.821,
    "l": 43.922
  },
  "oklch": {
    "l": 0.44374,
    "c": 0.17626,
    "h": 268.6
  },
  "luminance": 0.08069
}

Semantic roles & 50–950 ramp

primary

#2D45B3

secondary

#C7B875

accent

#C745E3

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #2D45B3

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

Preview Lab → · Contrast checker → · Palette generator →