#2F4B84#2F4B84

#2F4B84 is a dark, moderate blue. Relative luminance 0.073; OKLCH L 42.1% C 0.101 H 263.0°. Best body text is #FFFFFF at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#2F4B84
RGB	rgb(47, 75, 132)
HSL	hsl(220, 47%, 35%)
HSV	hsv(220, 64%, 52%)
CMYK	cmyk(64.4%, 43.2%, 0%, 48.2%)
CIE-LAB	lab(32.48, 8.78, -35.21)
CIE-LCH	lch(32.48, 36.29, 284.00°)
OKLab	oklab(42.08% -0.0122 -0.1003)
OKLCH	oklch(42.08% 0.101 263)
XYZ	xyz(7.8518, 7.3017, 22.8209)
Luminance	0.0730 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4B84 #84682F

analogous

#2F7684 #2F4B84 #3D2F84

triadic

#2F4B84 #842F4B #4B842F

tetradic

#2F4B84 #842F76 #84682F #2F843D

square

#2F4B84 #842F76 #84682F #2F843D

split-complementary

#2F4B84 #843D2F #76842F

monochromatic

#0F182A #1F3157 #2F4B84 #3F65B1 #6586C8

Accessibility & contrast

On white

8.54

#2F4B84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#2F4B84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4B84

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4B84	#FFFFFF	#000000	##FFFFFF
##2F4B84	1.00	8.54	2.46	8.54
#FFFFFF	8.54	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#315186

Deuteranopia (green-blind)

#254983

Tritanopia (blue-blind)

#005861

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2f4b84;
/* rgb */ color: rgb(47, 75, 132);
/* oklch */ color: oklch(42.1% 0.101 263.0);

Tailwind

colors: {
  custom: {
    50: '#707ca8',
    500: '#2f4b84',
    950: '#000000',
  },
}

SCSS

$custom: #2f4b84;
$custom-light: #707ca8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4b84",
  "rgb": {
    "r": 47,
    "g": 75,
    "b": 132
  },
  "hsl": {
    "h": 220.235,
    "s": 47.486,
    "l": 35.098
  },
  "oklch": {
    "l": 0.42084,
    "c": 0.10102,
    "h": 263
  },
  "luminance": 0.07302
}

Semantic roles & 50–950 ramp

primary

#2F4B84

secondary

#AF9560

accent

#AB51D7

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#08090F

muted

#7B7B7F

Preview Lab

Preview with #2F4B84

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

Preview Lab → · Contrast checker → · Palette generator →