#2D509E#2D509E

#2D509E is a dark, vivid blue. Relative luminance 0.088; OKLCH L 44.9% C 0.133 H 263.7°. Best body text is #FFFFFF at 7.63:1 contrast (WCAG AA passes).

Color values

HEX	#2D509E
RGB	rgb(45, 80, 158)
HSL	hsl(221, 56%, 40%)
HSV	hsv(221, 72%, 62%)
CMYK	cmyk(71.5%, 49.4%, 0%, 38%)
CIE-LAB	lab(35.52, 14.90, -46.18)
CIE-LCH	lch(35.52, 48.53, 287.88°)
OKLab	oklab(44.93% -0.0146 -0.1325)
OKLCH	oklch(44.93% 0.133 263.7)
XYZ	xyz(10.1202, 8.7628, 33.4992)
Luminance	0.0876 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D509E #9E7B2D

analogous

#2D899E #2D509E #432D9E

triadic

#2D509E #9E2D50 #509E2D

tetradic

#2D509E #9E2D89 #9E7B2D #2D9E43

square

#2D509E #9E2D89 #9E7B2D #2D9E43

split-complementary

#2D509E #9E432D #899E2D

monochromatic

#12203F #1F386E #2D509E #406AC9 #6F8FD6

Accessibility & contrast

On white

7.63

#2D509E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#2D509E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D509E

7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D509E	#FFFFFF	#000000	##FFFFFF
##2D509E	1.00	7.63	2.75	7.63
#FFFFFF	7.63	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2559A1

Deuteranopia (green-blind)

#024F9C

Tritanopia (blue-blind)

#00626F

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #2d509e;
/* rgb */ color: rgb(45, 80, 158);
/* oklch */ color: oklch(44.9% 0.133 263.7);

Tailwind

colors: {
  custom: {
    50: '#7480bb',
    500: '#2d509e',
    950: '#000000',
  },
}

SCSS

$custom: #2d509e;
$custom-light: #7480bb;
$custom-dark: #000000;

JSON

{
  "hex": "#2d509e",
  "rgb": {
    "r": 45,
    "g": 80,
    "b": 158
  },
  "hsl": {
    "h": 221.416,
    "s": 55.665,
    "l": 39.804
  },
  "oklch": {
    "l": 0.44929,
    "c": 0.1333,
    "h": 263.7
  },
  "luminance": 0.08764
}

Semantic roles & 50–950 ramp

primary

#2D509E

secondary

#BDA369

accent

#B049DF

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2D509E

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

Preview Lab → · Contrast checker → · Palette generator →