#2A4ABB#2A4ABB

#2A4ABB is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.9% C 0.182 H 266.7°. Best body text is #FFFFFF at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#2A4ABB
RGB	rgb(42, 74, 187)
HSL	hsl(227, 63%, 45%)
HSV	hsv(227, 78%, 73%)
CMYK	cmyk(77.5%, 60.4%, 0%, 26.7%)
CIE-LAB	lab(35.94, 29.51, -62.76)
CIE-LCH	lch(35.94, 69.35, 295.19°)
OKLab	oklab(45.89% -0.0103 -0.1814)
OKLCH	oklch(45.89% 0.182 266.7)
XYZ	xyz(12.3701, 8.9763, 48.0847)
Luminance	0.0898 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4ABB #BB9B2A

analogous

#2A92BB #2A4ABB #532ABB

triadic

#2A4ABB #BB2A4A #4ABB2A

tetradic

#2A4ABB #BB2A92 #BB9B2A #2ABB53

square

#2A4ABB #BB2A92 #BB9B2A #2ABB53

split-complementary

#2A4ABB #BB532A #92BB2A

monochromatic

#142257 #1F3689 #2A4ABB #4C6AD7 #7D94E2

Accessibility & contrast

On white

7.51

#2A4ABB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#2A4ABB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4ABB

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4ABB	#FFFFFF	#000000	##FFFFFF
##2A4ABB	1.00	7.51	2.80	7.51
#FFFFFF	7.51	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BBF

Deuteranopia (green-blind)

#004EB9

Tritanopia (blue-blind)

#00677B

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2a4abb;
/* rgb */ color: rgb(42, 74, 187);
/* oklch */ color: oklch(45.9% 0.182 266.7);

Tailwind

colors: {
  custom: {
    50: '#7a7cd0',
    500: '#2a4abb',
    950: '#000000',
  },
}

SCSS

$custom: #2a4abb;
$custom-light: #7a7cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4abb",
  "rgb": {
    "r": 42,
    "g": 74,
    "b": 187
  },
  "hsl": {
    "h": 226.759,
    "s": 63.319,
    "l": 44.902
  },
  "oklch": {
    "l": 0.45893,
    "c": 0.18166,
    "h": 266.7
  },
  "luminance": 0.08978
}

Semantic roles & 50–950 ramp

primary

#2A4ABB

secondary

#CAB876

accent

#C241E6

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #2A4ABB

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

Preview Lab → · Contrast checker → · Palette generator →