#2A4FB3#2A4FB3

#2A4FB3 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.2% C 0.165 H 265.1°. Best body text is #FFFFFF at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#2A4FB3
RGB	rgb(42, 79, 179)
HSL	hsl(224, 62%, 43%)
HSV	hsv(224, 77%, 70%)
CMYK	cmyk(76.5%, 55.9%, 0%, 29.8%)
CIE-LAB	lab(36.63, 23.19, -56.92)
CIE-LCH	lch(36.63, 61.46, 292.17°)
OKLab	oklab(46.21% -0.0141 -0.1642)
OKLCH	oklch(46.21% 0.165 265.1)
XYZ	xyz(11.8846, 9.3375, 43.8151)
Luminance	0.0934 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4FB3 #B38E2A

analogous

#2A93B3 #2A4FB3 #4A2AB3

triadic

#2A4FB3 #B32A4F #4FB32A

tetradic

#2A4FB3 #B32A93 #B38E2A #2AB34A

square

#2A4FB3 #B32A93 #B38E2A #2AB34A

split-complementary

#2A4FB3 #B34A2A #93B32A

monochromatic

#132350 #1E3981 #2A4FB3 #466DD4 #7894DF

Accessibility & contrast

On white

7.32

#2A4FB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#2A4FB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4FB3

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4FB3	#FFFFFF	#000000	##FFFFFF
##2A4FB3	1.00	7.32	2.87	7.32
#FFFFFF	7.32	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB6

Deuteranopia (green-blind)

#0050B1

Tritanopia (blue-blind)

#006879

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2a4fb3;
/* rgb */ color: rgb(42, 79, 179);
/* oklch */ color: oklch(46.2% 0.165 265.1);

Tailwind

colors: {
  custom: {
    50: '#787fca',
    500: '#2a4fb3',
    950: '#000000',
  },
}

SCSS

$custom: #2a4fb3;
$custom-light: #787fca;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4fb3",
  "rgb": {
    "r": 42,
    "g": 79,
    "b": 179
  },
  "hsl": {
    "h": 223.796,
    "s": 61.991,
    "l": 43.333
  },
  "oklch": {
    "l": 0.4621,
    "c": 0.16476,
    "h": 265.1
  },
  "luminance": 0.09339
}

Semantic roles & 50–950 ramp

primary

#2A4FB3

secondary

#C7B072

accent

#B943E5

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2A4FB3

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

Preview Lab → · Contrast checker → · Palette generator →