#2B509C#2B509C

#2B509C is a dark, vivid blue. Relative luminance 0.087; OKLCH L 44.7% C 0.131 H 262.7°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#2B509C
RGB	rgb(43, 80, 156)
HSL	hsl(220, 57%, 39%)
HSV	hsv(220, 72%, 61%)
CMYK	cmyk(72.4%, 48.7%, 0%, 38.8%)
CIE-LAB	lab(35.30, 13.83, -45.34)
CIE-LCH	lch(35.30, 47.40, 286.97°)
OKLab	oklab(44.69% -0.0165 -0.1301)
OKLCH	oklch(44.69% 0.131 262.7)
XYZ	xyz(9.8635, 8.6502, 32.5959)
Luminance	0.0865 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B509C #9C772B

analogous

#2B899C #2B509C #3F2B9C

triadic

#2B509C #9C2B50 #509C2B

tetradic

#2B509C #9C2B89 #9C772B #2B9C3F

square

#2B509C #9C2B89 #9C772B #2B9C3F

split-complementary

#2B509C #9C3F2B #899C2B

monochromatic

#111F3C #1E376C #2B509C #3B6AC9 #6B8ED6

Accessibility & contrast

On white

7.69

#2B509C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#2B509C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B509C

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B509C	#FFFFFF	#000000	##FFFFFF
##2B509C	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27599F

Deuteranopia (green-blind)

#074E9A

Tritanopia (blue-blind)

#00626E

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #2b509c;
/* rgb */ color: rgb(43, 80, 156);
/* oklch */ color: oklch(44.7% 0.131 262.7);

Tailwind

colors: {
  custom: {
    50: '#7380ba',
    500: '#2b509c',
    950: '#000000',
  },
}

SCSS

$custom: #2b509c;
$custom-light: #7380ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2b509c",
  "rgb": {
    "r": 43,
    "g": 80,
    "b": 156
  },
  "hsl": {
    "h": 220.354,
    "s": 56.784,
    "l": 39.02
  },
  "oklch": {
    "l": 0.44692,
    "c": 0.13111,
    "h": 262.7
  },
  "luminance": 0.08651
}

Semantic roles & 50–950 ramp

primary

#2B509C

secondary

#BDA066

accent

#AE48E0

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #2B509C

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

Preview Lab → · Contrast checker → · Palette generator →