#2A4FAD#2A4FAD

#2A4FAD is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.7% C 0.157 H 264.7°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#2A4FAD
RGB	rgb(42, 79, 173)
HSL	hsl(223, 61%, 42%)
HSV	hsv(223, 76%, 68%)
CMYK	cmyk(75.7%, 54.3%, 0%, 32.2%)
CIE-LAB	lab(36.18, 20.89, -54.10)
CIE-LCH	lch(36.18, 57.99, 291.12°)
OKLab	oklab(45.73% -0.0145 -0.1559)
OKLCH	oklch(45.73% 0.157 264.7)
XYZ	xyz(11.2910, 9.1001, 40.6885)
Luminance	0.0910 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4FAD #AD882A

analogous

#2A91AD #2A4FAD #462AAD

triadic

#2A4FAD #AD2A4F #4FAD2A

tetradic

#2A4FAD #AD2A91 #AD882A #2AAD46

square

#2A4FAD #AD2A91 #AD882A #2AAD46

split-complementary

#2A4FAD #AD462A #91AD2A

monochromatic

#12224B #1E397C #2A4FAD #436BD1 #7492DD

Accessibility & contrast

On white

7.45

#2A4FAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#2A4FAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4FAD

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4FAD	#FFFFFF	#000000	##FFFFFF
##2A4FAD	1.00	7.45	2.82	7.45
#FFFFFF	7.45	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#015BB0

Deuteranopia (green-blind)

#004FAB

Tritanopia (blue-blind)

#006676

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2a4fad;
/* rgb */ color: rgb(42, 79, 173);
/* oklch */ color: oklch(45.7% 0.157 264.7);

Tailwind

colors: {
  custom: {
    50: '#777fc6',
    500: '#2a4fad',
    950: '#000000',
  },
}

SCSS

$custom: #2a4fad;
$custom-light: #777fc6;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4fad",
  "rgb": {
    "r": 42,
    "g": 79,
    "b": 173
  },
  "hsl": {
    "h": 223.053,
    "s": 60.93,
    "l": 42.157
  },
  "oklch": {
    "l": 0.45728,
    "c": 0.15653,
    "h": 264.7
  },
  "luminance": 0.09101
}

Semantic roles & 50–950 ramp

primary

#2A4FAD

secondary

#C5AC6E

accent

#B744E4

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2A4FAD

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

Preview Lab → · Contrast checker → · Palette generator →