#2A4EA1#2A4EA1

#2A4EA1 is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.6% C 0.141 H 263.9°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#2A4EA1
RGB	rgb(42, 78, 161)
HSL	hsl(222, 59%, 40%)
HSV	hsv(222, 74%, 63%)
CMYK	cmyk(73.9%, 51.6%, 0%, 36.9%)
CIE-LAB	lab(35.03, 16.95, -48.79)
CIE-LCH	lch(35.03, 51.65, 289.16°)
OKLab	oklab(44.58% -0.0149 -0.1403)
OKLCH	oklch(44.58% 0.141 263.9)
XYZ	xyz(10.1100, 8.5131, 34.8217)
Luminance	0.0851 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4EA1 #A17D2A

analogous

#2A89A1 #2A4EA1 #422AA1

triadic

#2A4EA1 #A12A4E #4EA12A

tetradic

#2A4EA1 #A12A89 #A17D2A #2AA142

square

#2A4EA1 #A12A89 #A17D2A #2AA142

split-complementary

#2A4EA1 #A1422A #89A12A

monochromatic

#111F40 #1D3670 #2A4EA1 #3C68CC #6D8DD9

Accessibility & contrast

On white

7.77

#2A4EA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#2A4EA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4EA1

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4EA1	#FFFFFF	#000000	##FFFFFF
##2A4EA1	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B58A4

Deuteranopia (green-blind)

#004D9F

Tritanopia (blue-blind)

#006270

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2a4ea1;
/* rgb */ color: rgb(42, 78, 161);
/* oklch */ color: oklch(44.6% 0.141 263.9);

Tailwind

colors: {
  custom: {
    50: '#747fbd',
    500: '#2a4ea1',
    950: '#000000',
  },
}

SCSS

$custom: #2a4ea1;
$custom-light: #747fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4ea1",
  "rgb": {
    "r": 42,
    "g": 78,
    "b": 161
  },
  "hsl": {
    "h": 221.849,
    "s": 58.621,
    "l": 39.804
  },
  "oklch": {
    "l": 0.44583,
    "c": 0.14105,
    "h": 263.9
  },
  "luminance": 0.08514
}

Semantic roles & 50–950 ramp

primary

#2A4EA1

secondary

#C0A567

accent

#B346E2

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2A4EA1

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

Preview Lab → · Contrast checker → · Palette generator →