#2A45BC#2A45BC

#2A45BC is a mid, vivid blue. Relative luminance 0.084; OKLCH L 45.0% C 0.189 H 267.8°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#2A45BC
RGB	rgb(42, 69, 188)
HSL	hsl(229, 63%, 45%)
HSV	hsv(229, 78%, 74%)
CMYK	cmyk(77.7%, 63.3%, 0%, 26.3%)
CIE-LAB	lab(34.76, 33.14, -65.27)
CIE-LCH	lch(34.76, 73.20, 296.92°)
OKLab	oklab(45.04% -0.0072 -0.1888)
OKLCH	oklch(45.04% 0.189 267.8)
XYZ	xyz(12.1569, 8.3780, 48.5436)
Luminance	0.0838 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A45BC #BCA12A

analogous

#2A8EBC #2A45BC #582ABC

triadic

#2A45BC #BC2A45 #45BC2A

tetradic

#2A45BC #BC2A8E #BCA12A #2ABC58

square

#2A45BC #BC2A8E #BCA12A #2ABC58

split-complementary

#2A45BC #BC582A #8EBC2A

monochromatic

#142058 #1F338A #2A45BC #4C66D7 #7E91E2

Accessibility & contrast

On white

7.85

#2A45BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#2A45BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A45BC

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A45BC	#FFFFFF	#000000	##FFFFFF
##2A45BC	1.00	7.85	2.68	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C0

Deuteranopia (green-blind)

#004BBA

Tritanopia (blue-blind)

#00647A

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2a45bc;
/* rgb */ color: rgb(42, 69, 188);
/* oklch */ color: oklch(45.0% 0.189 267.8);

Tailwind

colors: {
  custom: {
    50: '#7b78d1',
    500: '#2a45bc',
    950: '#000000',
  },
}

SCSS

$custom: #2a45bc;
$custom-light: #7b78d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a45bc",
  "rgb": {
    "r": 42,
    "g": 69,
    "b": 188
  },
  "hsl": {
    "h": 228.904,
    "s": 63.478,
    "l": 45.098
  },
  "oklch": {
    "l": 0.45044,
    "c": 0.18895,
    "h": 267.8
  },
  "luminance": 0.08379
}

Semantic roles & 50–950 ramp

primary

#2A45BC

secondary

#CBBB77

accent

#C841E7

background

#F8F7FD

surface

#EFEDFA

border

#CAC8D3

text

#0B0914

muted

#7C7B83

Preview Lab

Preview with #2A45BC

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

Preview Lab → · Contrast checker → · Palette generator →