#2F4AA0#2F4AA0

#2F4AA0 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 43.9% C 0.143 H 267.1°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#2F4AA0
RGB	rgb(47, 74, 160)
HSL	hsl(226, 55%, 41%)
HSV	hsv(226, 71%, 63%)
CMYK	cmyk(70.6%, 53.7%, 0%, 37.3%)
CIE-LAB	lab(34.06, 19.97, -49.74)
CIE-LCH	lch(34.06, 53.60, 291.87°)
OKLab	oklab(43.89% -0.0071 -0.143)
OKLCH	oklch(43.89% 0.143 267.1)
XYZ	xyz(9.9640, 8.0390, 34.2775)
Luminance	0.0804 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4AA0 #A0852F

analogous

#2F82A0 #2F4AA0 #4D2FA0

triadic

#2F4AA0 #A02F4A #4AA02F

tetradic

#2F4AA0 #A02F82 #A0852F #2FA04D

square

#2F4AA0 #A02F82 #A0852F #2FA04D

split-complementary

#2F4AA0 #A04D2F #82A02F

monochromatic

#131E41 #213471 #2F4AA0 #4464C8 #738BD6

Accessibility & contrast

On white

8.05

#2F4AA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#2F4AA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4AA0

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4AA0	#FFFFFF	#000000	##FFFFFF
##2F4AA0	1.00	8.05	2.61	8.05
#FFFFFF	8.05	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E56A3

Deuteranopia (green-blind)

#004B9E

Tritanopia (blue-blind)

#005F6D

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2f4aa0;
/* rgb */ color: rgb(47, 74, 160);
/* oklch */ color: oklch(43.9% 0.143 267.1);

Tailwind

colors: {
  custom: {
    50: '#767cbd',
    500: '#2f4aa0',
    950: '#000000',
  },
}

SCSS

$custom: #2f4aa0;
$custom-light: #767cbd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4aa0",
  "rgb": {
    "r": 47,
    "g": 74,
    "b": 160
  },
  "hsl": {
    "h": 225.664,
    "s": 54.589,
    "l": 40.588
  },
  "oklch": {
    "l": 0.4389,
    "c": 0.1432,
    "h": 267.1
  },
  "luminance": 0.0804
}

Semantic roles & 50–950 ramp

primary

#2F4AA0

secondary

#BEAA6D

accent

#BB4ADE

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2F4AA0

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

Preview Lab → · Contrast checker → · Palette generator →