#2A45AD#2A45AD

#2A45AD is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.7% C 0.169 H 267.6°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#2A45AD
RGB	rgb(42, 69, 173)
HSL	hsl(228, 61%, 42%)
HSV	hsv(228, 76%, 68%)
CMYK	cmyk(75.7%, 60.1%, 0%, 32.2%)
CIE-LAB	lab(33.49, 27.54, -58.47)
CIE-LCH	lch(33.49, 64.63, 295.22°)
OKLab	oklab(43.71% -0.0071 -0.1689)
OKLCH	oklch(43.71% 0.169 267.6)
XYZ	xyz(10.6232, 7.7645, 40.4659)
Luminance	0.0777 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A45AD #AD922A

analogous

#2A86AD #2A45AD #512AAD

triadic

#2A45AD #AD2A45 #45AD2A

tetradic

#2A45AD #AD2A86 #AD922A #2AAD51

square

#2A45AD #AD2A86 #AD922A #2AAD51

split-complementary

#2A45AD #AD512A #86AD2A

monochromatic

#121E4B #1E317C #2A45AD #4360D1 #748ADD

Accessibility & contrast

On white

8.22

#2A45AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#2A45AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A45AD

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A45AD	#FFFFFF	#000000	##FFFFFF
##2A45AD	1.00	8.22	2.55	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B0

Deuteranopia (green-blind)

#0049AB

Tritanopia (blue-blind)

#005F72

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2a45ad;
/* rgb */ color: rgb(42, 69, 173);
/* oklch */ color: oklch(43.7% 0.169 267.6);

Tailwind

colors: {
  custom: {
    50: '#7778c6',
    500: '#2a45ad',
    950: '#000000',
  },
}

SCSS

$custom: #2a45ad;
$custom-light: #7778c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2a45ad",
  "rgb": {
    "r": 42,
    "g": 69,
    "b": 173
  },
  "hsl": {
    "h": 227.634,
    "s": 60.93,
    "l": 42.157
  },
  "oklch": {
    "l": 0.43709,
    "c": 0.16902,
    "h": 267.6
  },
  "luminance": 0.07766
}

Semantic roles & 50–950 ramp

primary

#2A45AD

secondary

#C5B36E

accent

#C344E4

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2A45AD

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

Preview Lab → · Contrast checker → · Palette generator →