#2F4D8A#2F4D8A

#2F4D8A is a dark, moderate blue. Relative luminance 0.077; OKLCH L 42.9% C 0.107 H 262.9°. Best body text is #FFFFFF at 8.24:1 contrast (WCAG AA passes).

Color values

HEX	#2F4D8A
RGB	rgb(47, 77, 138)
HSL	hsl(220, 49%, 36%)
HSV	hsv(220, 66%, 54%)
CMYK	cmyk(65.9%, 44.2%, 0%, 45.9%)
CIE-LAB	lab(33.45, 9.68, -37.36)
CIE-LCH	lch(33.45, 38.59, 284.53°)
OKLab	oklab(42.95% -0.0132 -0.1066)
OKLCH	oklch(42.95% 0.107 262.9)
XYZ	xyz(8.4120, 7.7463, 25.0917)
Luminance	0.0775 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4D8A #8A6C2F

analogous

#2F7B8A #2F4D8A #3F2F8A

triadic

#2F4D8A #8A2F4D #4D8A2F

tetradic

#2F4D8A #8A2F7B #8A6C2F #2F8A3F

square

#2F4D8A #8A2F7B #8A6C2F #2F8A3F

split-complementary

#2F4D8A #8A3F2F #7B8A2F

monochromatic

#101A2F #1F345C #2F4D8A #3F66B8 #6889CC

Accessibility & contrast

On white

8.24

#2F4D8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#2F4D8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4D8A

8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4D8A	#FFFFFF	#000000	##FFFFFF
##2F4D8A	1.00	8.24	2.55	8.24
#FFFFFF	8.24	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#31538C

Deuteranopia (green-blind)

#224B89

Tritanopia (blue-blind)

#005B64

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2f4d8a;
/* rgb */ color: rgb(47, 77, 138);
/* oklch */ color: oklch(42.9% 0.107 262.9);

Tailwind

colors: {
  custom: {
    50: '#717eac',
    500: '#2f4d8a',
    950: '#000000',
  },
}

SCSS

$custom: #2f4d8a;
$custom-light: #717eac;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4d8a",
  "rgb": {
    "r": 47,
    "g": 77,
    "b": 138
  },
  "hsl": {
    "h": 220.22,
    "s": 49.189,
    "l": 36.275
  },
  "oklch": {
    "l": 0.42947,
    "c": 0.10738,
    "h": 262.9
  },
  "luminance": 0.07747
}

Semantic roles & 50–950 ramp

primary

#2F4D8A

secondary

#B39862

accent

#AB4FD9

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #2F4D8A

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

Preview Lab → · Contrast checker → · Palette generator →