#2F4BA0#2F4BA0

#2F4BA0 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.1% C 0.142 H 266.8°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#2F4BA0
RGB	rgb(47, 75, 160)
HSL	hsl(225, 55%, 41%)
HSV	hsv(225, 71%, 63%)
CMYK	cmyk(70.6%, 53.1%, 0%, 37.3%)
CIE-LAB	lab(34.34, 19.30, -49.29)
CIE-LCH	lch(34.34, 52.93, 291.38°)
OKLab	oklab(44.1% -0.008 -0.1417)
OKLCH	oklch(44.1% 0.142 266.8)
XYZ	xyz(10.0313, 8.1735, 34.2999)
Luminance	0.0818 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4BA0 #A0842F

analogous

#2F83A0 #2F4BA0 #4C2FA0

triadic

#2F4BA0 #A02F4B #4BA02F

tetradic

#2F4BA0 #A02F83 #A0842F #2FA04C

square

#2F4BA0 #A02F83 #A0842F #2FA04C

split-complementary

#2F4BA0 #A04C2F #83A02F

monochromatic

#131F41 #213571 #2F4BA0 #4465C8 #738CD6

Accessibility & contrast

On white

7.97

#2F4BA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#2F4BA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4BA0

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4BA0	#FFFFFF	#000000	##FFFFFF
##2F4BA0	1.00	7.97	2.64	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1356A3

Deuteranopia (green-blind)

#004C9E

Tritanopia (blue-blind)

#005F6E

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2f4ba0;
/* rgb */ color: rgb(47, 75, 160);
/* oklch */ color: oklch(44.1% 0.142 266.8);

Tailwind

colors: {
  custom: {
    50: '#767cbd',
    500: '#2f4ba0',
    950: '#000000',
  },
}

SCSS

$custom: #2f4ba0;
$custom-light: #767cbd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4ba0",
  "rgb": {
    "r": 47,
    "g": 75,
    "b": 160
  },
  "hsl": {
    "h": 225.133,
    "s": 54.589,
    "l": 40.588
  },
  "oklch": {
    "l": 0.441,
    "c": 0.14191,
    "h": 266.8
  },
  "luminance": 0.08175
}

Semantic roles & 50–950 ramp

primary

#2F4BA0

secondary

#BEAA6D

accent

#B94ADE

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2F4BA0

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

Preview Lab → · Contrast checker → · Palette generator →