#2F509A#2F509A

#2F509A is a dark, vivid blue. Relative luminance 0.087; OKLCH L 44.7% C 0.127 H 263.9°. Best body text is #FFFFFF at 7.68:1 contrast (WCAG AA passes).

Color values

HEX	#2F509A
RGB	rgb(47, 80, 154)
HSL	hsl(221, 53%, 39%)
HSV	hsv(221, 69%, 60%)
CMYK	cmyk(69.5%, 48.1%, 0%, 39.6%)
CIE-LAB	lab(35.35, 13.70, -44.05)
CIE-LCH	lch(35.35, 46.13, 287.27°)
OKLab	oklab(44.74% -0.0134 -0.1262)
OKLCH	oklch(44.74% 0.127 263.9)
XYZ	xyz(9.8716, 8.6738, 31.7195)
Luminance	0.0867 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F509A #9A792F

analogous

#2F869A #2F509A #432F9A

triadic

#2F509A #9A2F50 #509A2F

tetradic

#2F509A #9A2F86 #9A792F #2F9A43

square

#2F509A #9A2F86 #9A792F #2F9A43

split-complementary

#2F509A #9A432F #869A2F

monochromatic

#121F3C #21386B #2F509A #416AC5 #708FD3

Accessibility & contrast

On white

7.68

#2F509A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#2F509A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F509A

7.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F509A	#FFFFFF	#000000	##FFFFFF
##2F509A	1.00	7.68	2.73	7.68
#FFFFFF	7.68	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29589D

Deuteranopia (green-blind)

#114F98

Tritanopia (blue-blind)

#00616D

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #2f509a;
/* rgb */ color: rgb(47, 80, 154);
/* oklch */ color: oklch(44.7% 0.127 263.9);

Tailwind

colors: {
  custom: {
    50: '#7480b8',
    500: '#2f509a',
    950: '#000000',
  },
}

SCSS

$custom: #2f509a;
$custom-light: #7480b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f509a",
  "rgb": {
    "r": 47,
    "g": 80,
    "b": 154
  },
  "hsl": {
    "h": 221.495,
    "s": 53.234,
    "l": 39.412
  },
  "oklch": {
    "l": 0.44735,
    "c": 0.1269,
    "h": 263.9
  },
  "luminance": 0.08675
}

Semantic roles & 50–950 ramp

primary

#2F509A

secondary

#BBA26A

accent

#B04BDD

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #2F509A

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

Preview Lab → · Contrast checker → · Palette generator →