#2F4580#2F4580

#2F4580 is a dark, moderate blue. Relative luminance 0.064; OKLCH L 40.4% C 0.103 H 266.5°. Best body text is #FFFFFF at 9.20:1 contrast (WCAG AA passes).

Color values

HEX	#2F4580
RGB	rgb(47, 69, 128)
HSL	hsl(224, 46%, 34%)
HSV	hsv(224, 63%, 50%)
CMYK	cmyk(63.3%, 46.1%, 0%, 49.8%)
CIE-LAB	lab(30.44, 11.32, -35.98)
CIE-LCH	lch(30.44, 37.72, 287.47°)
OKLab	oklab(40.44% -0.0063 -0.1026)
OKLCH	oklch(40.44% 0.103 266.5)
XYZ	xyz(7.1954, 6.4185, 21.2776)
Luminance	0.0642 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4580 #806A2F

analogous

#2F6E80 #2F4580 #422F80

triadic

#2F4580 #802F45 #45802F

tetradic

#2F4580 #802F6E #806A2F #2F8042

square

#2F4580 #802F6E #806A2F #2F8042

split-complementary

#2F4580 #80422F #6E802F

monochromatic

#0E1526 #1F2D53 #2F4580 #3F5DAD #637EC6

Accessibility & contrast

On white

9.20

#2F4580 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#2F4580 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4580

9.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4580	#FFFFFF	#000000	##FFFFFF
##2F4580	1.00	9.20	2.28	9.20
#FFFFFF	9.20	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A4C82

Deuteranopia (green-blind)

#1D447F

Tritanopia (blue-blind)

#00525C

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2f4580;
/* rgb */ color: rgb(47, 69, 128);
/* oklch */ color: oklch(40.4% 0.103 266.5);

Tailwind

colors: {
  custom: {
    50: '#7078a5',
    500: '#2f4580',
    950: '#000000',
  },
}

SCSS

$custom: #2f4580;
$custom-light: #7078a5;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4580",
  "rgb": {
    "r": 47,
    "g": 69,
    "b": 128
  },
  "hsl": {
    "h": 223.704,
    "s": 46.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.40435,
    "c": 0.10283,
    "h": 266.5
  },
  "luminance": 0.06419
}

Semantic roles & 50–950 ramp

primary

#2F4580

secondary

#AD975E

accent

#B252D6

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#08080F

muted

#7B7B7F

Preview Lab

Preview with #2F4580

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

Preview Lab → · Contrast checker → · Palette generator →