#2A4EA0#2A4EA0

#2A4EA0 is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.5% C 0.140 H 263.8°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#2A4EA0
RGB	rgb(42, 78, 160)
HSL	hsl(222, 58%, 40%)
HSV	hsv(222, 74%, 63%)
CMYK	cmyk(73.8%, 51.2%, 0%, 37.3%)
CIE-LAB	lab(34.96, 16.56, -48.30)
CIE-LCH	lch(34.96, 51.06, 288.93°)
OKLab	oklab(44.51% -0.015 -0.1388)
OKLCH	oklch(44.51% 0.14 263.8)
XYZ	xyz(10.0221, 8.4780, 34.3591)
Luminance	0.0848 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4EA0 #A07C2A

analogous

#2A89A0 #2A4EA0 #412AA0

triadic

#2A4EA0 #A02A4E #4EA02A

tetradic

#2A4EA0 #A02A89 #A07C2A #2AA041

square

#2A4EA0 #A02A89 #A07C2A #2AA041

split-complementary

#2A4EA0 #A0412A #89A02A

monochromatic

#111F3F #1D3670 #2A4EA0 #3C67CC #6C8DD8

Accessibility & contrast

On white

7.79

#2A4EA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#2A4EA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4EA0

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4EA0	#FFFFFF	#000000	##FFFFFF
##2A4EA0	1.00	7.79	2.70	7.79
#FFFFFF	7.79	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C58A3

Deuteranopia (green-blind)

#004D9E

Tritanopia (blue-blind)

#00626F

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2a4ea0;
/* rgb */ color: rgb(42, 78, 160);
/* oklch */ color: oklch(44.5% 0.140 263.8);

Tailwind

colors: {
  custom: {
    50: '#747fbd',
    500: '#2a4ea0',
    950: '#000000',
  },
}

SCSS

$custom: #2a4ea0;
$custom-light: #747fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4ea0",
  "rgb": {
    "r": 42,
    "g": 78,
    "b": 160
  },
  "hsl": {
    "h": 221.695,
    "s": 58.416,
    "l": 39.608
  },
  "oklch": {
    "l": 0.44507,
    "c": 0.13963,
    "h": 263.8
  },
  "luminance": 0.08479
}

Semantic roles & 50–950 ramp

primary

#2A4EA0

secondary

#BFA467

accent

#B246E2

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2A4EA0

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

Preview Lab → · Contrast checker → · Palette generator →