#2A45AA#2A45AA

#2A45AA is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.5% C 0.165 H 267.5°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#2A45AA
RGB	rgb(42, 69, 170)
HSL	hsl(227, 60%, 42%)
HSV	hsv(227, 75%, 67%)
CMYK	cmyk(75.3%, 59.4%, 0%, 33.3%)
CIE-LAB	lab(33.24, 26.41, -57.08)
CIE-LCH	lch(33.24, 62.89, 294.83°)
OKLab	oklab(43.45% -0.0072 -0.1648)
OKLCH	oklch(43.45% 0.165 267.5)
XYZ	xyz(10.3361, 7.6496, 38.9542)
Luminance	0.0765 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A45AA #AA8F2A

analogous

#2A85AA #2A45AA #4F2AAA

triadic

#2A45AA #AA2A45 #45AA2A

tetradic

#2A45AA #AA2A85 #AA8F2A #2AAA4F

square

#2A45AA #AA2A85 #AA8F2A #2AAA4F

split-complementary

#2A45AA #AA4F2A #85AA2A

monochromatic

#121D48 #1E3179 #2A45AA #415FD0 #7289DC

Accessibility & contrast

On white

8.30

#2A45AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#2A45AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A45AA

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A45AA	#FFFFFF	#000000	##FFFFFF
##2A45AA	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054AD

Deuteranopia (green-blind)

#0048A8

Tritanopia (blue-blind)

#005E70

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2a45aa;
/* rgb */ color: rgb(42, 69, 170);
/* oklch */ color: oklch(43.5% 0.165 267.5);

Tailwind

colors: {
  custom: {
    50: '#7778c4',
    500: '#2a45aa',
    950: '#000000',
  },
}

SCSS

$custom: #2a45aa;
$custom-light: #7778c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a45aa",
  "rgb": {
    "r": 42,
    "g": 69,
    "b": 170
  },
  "hsl": {
    "h": 227.344,
    "s": 60.377,
    "l": 41.569
  },
  "oklch": {
    "l": 0.4345,
    "c": 0.16494,
    "h": 267.5
  },
  "luminance": 0.07651
}

Semantic roles & 50–950 ramp

primary

#2A45AA

secondary

#C3B16C

accent

#C244E4

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2A45AA

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

Preview Lab → · Contrast checker → · Palette generator →