#2F509C#2F509C

#2F509C is a dark, vivid blue. Relative luminance 0.087; OKLCH L 44.9% C 0.130 H 264.2°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#2F509C
RGB	rgb(47, 80, 156)
HSL	hsl(222, 54%, 40%)
HSV	hsv(222, 70%, 61%)
CMYK	cmyk(69.9%, 48.7%, 0%, 38.8%)
CIE-LAB	lab(35.48, 14.45, -45.04)
CIE-LCH	lch(35.48, 47.31, 287.79°)
OKLab	oklab(44.88% -0.0131 -0.1291)
OKLCH	oklch(44.88% 0.13 264.2)
XYZ	xyz(10.0396, 8.7410, 32.6041)
Luminance	0.0874 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F509C #9C7B2F

analogous

#2F879C #2F509C #452F9C

triadic

#2F509C #9C2F50 #509C2F

tetradic

#2F509C #9C2F87 #9C7B2F #2F9C45

square

#2F509C #9C2F87 #9C7B2F #2F9C45

split-complementary

#2F509C #9C452F #879C2F

monochromatic

#13203E #21386D #2F509C #426AC6 #718FD4

Accessibility & contrast

On white

7.64

#2F509C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#2F509C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F509C

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F509C	#FFFFFF	#000000	##FFFFFF
##2F509C	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27599F

Deuteranopia (green-blind)

#0C4F9A

Tritanopia (blue-blind)

#00626E

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #2f509c;
/* rgb */ color: rgb(47, 80, 156);
/* oklch */ color: oklch(44.9% 0.130 264.2);

Tailwind

colors: {
  custom: {
    50: '#7580ba',
    500: '#2f509c',
    950: '#000000',
  },
}

SCSS

$custom: #2f509c;
$custom-light: #7580ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2f509c",
  "rgb": {
    "r": 47,
    "g": 80,
    "b": 156
  },
  "hsl": {
    "h": 221.835,
    "s": 53.695,
    "l": 39.804
  },
  "oklch": {
    "l": 0.44879,
    "c": 0.12978,
    "h": 264.2
  },
  "luminance": 0.08742
}

Semantic roles & 50–950 ramp

primary

#2F509C

secondary

#BCA36B

accent

#B14BDD

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #2F509C

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

Preview Lab → · Contrast checker → · Palette generator →