#2F4F97#2F4F97

#2F4F97 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.3% C 0.124 H 264.0°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#2F4F97
RGB	rgb(47, 79, 151)
HSL	hsl(222, 53%, 39%)
HSV	hsv(222, 69%, 59%)
CMYK	cmyk(68.9%, 47.7%, 0%, 40.8%)
CIE-LAB	lab(34.86, 13.23, -43.02)
CIE-LCH	lch(34.86, 45.01, 287.10°)
OKLab	oklab(44.3% -0.0129 -0.1232)
OKLCH	oklch(44.3% 0.124 264)
XYZ	xyz(9.5522, 8.4297, 30.3958)
Luminance	0.0843 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4F97 #97772F

analogous

#2F8397 #2F4F97 #432F97

triadic

#2F4F97 #972F4F #4F972F

tetradic

#2F4F97 #972F83 #97772F #2F9743

square

#2F4F97 #972F83 #97772F #2F9743

split-complementary

#2F4F97 #97432F #83972F

monochromatic

#121E3A #203768 #2F4F97 #4068C3 #6E8DD2

Accessibility & contrast

On white

7.82

#2F4F97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#2F4F97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4F97

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4F97	#FFFFFF	#000000	##FFFFFF
##2F4F97	1.00	7.82	2.69	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A579A

Deuteranopia (green-blind)

#144E96

Tritanopia (blue-blind)

#00606B

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2f4f97;
/* rgb */ color: rgb(47, 79, 151);
/* oklch */ color: oklch(44.3% 0.124 264.0);

Tailwind

colors: {
  custom: {
    50: '#747fb6',
    500: '#2f4f97',
    950: '#000000',
  },
}

SCSS

$custom: #2f4f97;
$custom-light: #747fb6;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4f97",
  "rgb": {
    "r": 47,
    "g": 79,
    "b": 151
  },
  "hsl": {
    "h": 221.538,
    "s": 52.525,
    "l": 38.824
  },
  "oklch": {
    "l": 0.44299,
    "c": 0.12385,
    "h": 264
  },
  "luminance": 0.08431
}

Semantic roles & 50–950 ramp

primary

#2F4F97

secondary

#B9A068

accent

#B04CDC

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #2F4F97

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

Preview Lab → · Contrast checker → · Palette generator →