#2F4B79#2F4B79

#2F4B79 is a dark, moderate blue. Relative luminance 0.070; OKLCH L 41.4% C 0.085 H 259.9°. Best body text is #FFFFFF at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#2F4B79
RGB	rgb(47, 75, 121)
HSL	hsl(217, 44%, 33%)
HSV	hsv(217, 61%, 47%)
CMYK	cmyk(61.2%, 38%, 0%, 52.5%)
CIE-LAB	lab(31.84, 4.73, -29.40)
CIE-LCH	lch(31.84, 29.77, 279.14°)
OKLab	oklab(41.38% -0.0149 -0.0833)
OKLCH	oklch(41.38% 0.085 259.9)
XYZ	xyz(7.1384, 7.0164, 19.0636)
Luminance	0.0702 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4B79 #795D2F

analogous

#2F7079 #2F4B79 #382F79

triadic

#2F4B79 #792F4B #4B792F

tetradic

#2F4B79 #792F70 #795D2F #2F7938

square

#2F4B79 #792F70 #795D2F #2F7938

split-complementary

#2F4B79 #79382F #70792F

monochromatic

#0D1421 #1E304D #2F4B79 #4066A5 #6185C2

Accessibility & contrast

On white

8.74

#2F4B79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#2F4B79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4B79

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4B79	#FFFFFF	#000000	##FFFFFF
##2F4B79	1.00	8.74	2.40	8.74
#FFFFFF	8.74	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#384F7B

Deuteranopia (green-blind)

#2E4878

Tritanopia (blue-blind)

#00555C

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2f4b79;
/* rgb */ color: rgb(47, 75, 121);
/* oklch */ color: oklch(41.4% 0.085 259.9);

Tailwind

colors: {
  custom: {
    50: '#6e7da0',
    500: '#2f4b79',
    950: '#000000',
  },
}

SCSS

$custom: #2f4b79;
$custom-light: #6e7da0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4b79",
  "rgb": {
    "r": 47,
    "g": 75,
    "b": 121
  },
  "hsl": {
    "h": 217.297,
    "s": 44.048,
    "l": 32.941
  },
  "oklch": {
    "l": 0.4138,
    "c": 0.08459,
    "h": 259.9
  },
  "luminance": 0.07017
}

Semantic roles & 50–950 ramp

primary

#2F4B79

secondary

#A88B5B

accent

#A354D4

background

#F6F7F9

surface

#ECEEF2

border

#C7C9CC

text

#08090E

muted

#7B7B7E

Preview Lab

Preview with #2F4B79

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

Preview Lab → · Contrast checker → · Palette generator →