#2B559A#2B559A

#2B559A is a mid, vivid blue. Relative luminance 0.093; OKLCH L 45.7% C 0.122 H 259.8°. Best body text is #FFFFFF at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#2B559A
RGB	rgb(43, 85, 154)
HSL	hsl(217, 56%, 39%)
HSV	hsv(217, 72%, 60%)
CMYK	cmyk(72.1%, 44.8%, 0%, 39.6%)
CIE-LAB	lab(36.64, 9.76, -42.00)
CIE-LCH	lch(36.64, 43.11, 283.08°)
OKLab	oklab(45.68% -0.0216 -0.1201)
OKLCH	oklch(45.68% 0.122 259.8)
XYZ	xyz(10.0754, 9.3426, 31.8379)
Luminance	0.0934 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B559A #9A702B

analogous

#2B8C9A #2B559A #382B9A

triadic

#2B559A #9A2B55 #559A2B

tetradic

#2B559A #9A2B8C #9A702B #2B9A38

square

#2B559A #9A2B8C #9A702B #2B9A38

split-complementary

#2B559A #9A382B #8C9A2B

monochromatic

#10203A #1E3B6A #2B559A #3A70C8 #6A93D5

Accessibility & contrast

On white

7.32

#2B559A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#2B559A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B559A

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B559A	#FFFFFF	#000000	##FFFFFF
##2B559A	1.00	7.32	2.87	7.32
#FFFFFF	7.32	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#335C9D

Deuteranopia (green-blind)

#1F5199

Tritanopia (blue-blind)

#006570

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2b559a;
/* rgb */ color: rgb(43, 85, 154);
/* oklch */ color: oklch(45.7% 0.122 259.8);

Tailwind

colors: {
  custom: {
    50: '#7384b8',
    500: '#2b559a',
    950: '#000000',
  },
}

SCSS

$custom: #2b559a;
$custom-light: #7384b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b559a",
  "rgb": {
    "r": 43,
    "g": 85,
    "b": 154
  },
  "hsl": {
    "h": 217.297,
    "s": 56.345,
    "l": 38.627
  },
  "oklch": {
    "l": 0.45676,
    "c": 0.12205,
    "h": 259.8
  },
  "luminance": 0.09344
}

Semantic roles & 50–950 ramp

primary

#2B559A

secondary

#BC9B65

accent

#A648E0

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #2B559A

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

Preview Lab → · Contrast checker → · Palette generator →