#2A4DB1#2A4DB1

#2A4DB1 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.6% C 0.165 H 265.6°. Best body text is #FFFFFF at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#2A4DB1
RGB	rgb(42, 77, 177)
HSL	hsl(224, 62%, 43%)
HSV	hsv(224, 76%, 69%)
CMYK	cmyk(76.3%, 56.5%, 0%, 30.6%)
CIE-LAB	lab(35.93, 23.75, -56.87)
CIE-LCH	lch(35.93, 61.63, 292.67°)
OKLab	oklab(45.64% -0.0127 -0.164)
OKLCH	oklch(45.64% 0.165 265.6)
XYZ	xyz(11.5417, 8.9730, 42.7101)
Luminance	0.0897 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4DB1 #B18E2A

analogous

#2A91B1 #2A4DB1 #4A2AB1

triadic

#2A4DB1 #B12A4D #4DB12A

tetradic

#2A4DB1 #B12A91 #B18E2A #2AB14A

square

#2A4DB1 #B12A91 #B18E2A #2AB14A

split-complementary

#2A4DB1 #B14A2A #91B12A

monochromatic

#13224E #1E3780 #2A4DB1 #456AD3 #7792DF

Accessibility & contrast

On white

7.51

#2A4DB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#2A4DB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4DB1

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4DB1	#FFFFFF	#000000	##FFFFFF
##2A4DB1	1.00	7.51	2.79	7.51
#FFFFFF	7.51	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB4

Deuteranopia (green-blind)

#004FAF

Tritanopia (blue-blind)

#006677

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #2a4db1;
/* rgb */ color: rgb(42, 77, 177);
/* oklch */ color: oklch(45.6% 0.165 265.6);

Tailwind

colors: {
  custom: {
    50: '#787ec9',
    500: '#2a4db1',
    950: '#000000',
  },
}

SCSS

$custom: #2a4db1;
$custom-light: #787ec9;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4db1",
  "rgb": {
    "r": 42,
    "g": 77,
    "b": 177
  },
  "hsl": {
    "h": 224.444,
    "s": 61.644,
    "l": 42.941
  },
  "oklch": {
    "l": 0.45639,
    "c": 0.16452,
    "h": 265.6
  },
  "luminance": 0.08974
}

Semantic roles & 50–950 ramp

primary

#2A4DB1

secondary

#C6B070

accent

#BB43E5

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2A4DB1

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

Preview Lab → · Contrast checker → · Palette generator →