#2F4CA3#2F4CA3

#2F4CA3 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.5% C 0.145 H 266.6°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#2F4CA3
RGB	rgb(47, 76, 163)
HSL	hsl(225, 55%, 41%)
HSV	hsv(225, 71%, 64%)
CMYK	cmyk(71.2%, 53.4%, 0%, 36.1%)
CIE-LAB	lab(34.84, 19.76, -50.29)
CIE-LCH	lch(34.84, 54.03, 291.45°)
OKLab	oklab(44.54% -0.0086 -0.1446)
OKLCH	oklch(44.54% 0.145 266.6)
XYZ	xyz(10.3653, 8.4165, 35.7215)
Luminance	0.0842 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4CA3 #A3862F

analogous

#2F86A3 #2F4CA3 #4C2FA3

triadic

#2F4CA3 #A32F4C #4CA32F

tetradic

#2F4CA3 #A32F86 #A3862F #2FA34C

square

#2F4CA3 #A32F86 #A3862F #2FA34C

split-complementary

#2F4CA3 #A34C2F #86A32F

monochromatic

#142044 #213673 #2F4CA3 #4667CA #758ED7

Accessibility & contrast

On white

7.83

#2F4CA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#2F4CA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4CA3

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4CA3	#FFFFFF	#000000	##FFFFFF
##2F4CA3	1.00	7.83	2.68	7.83
#FFFFFF	7.83	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1057A6

Deuteranopia (green-blind)

#004DA1

Tritanopia (blue-blind)

#006170

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2f4ca3;
/* rgb */ color: rgb(47, 76, 163);
/* oklch */ color: oklch(44.5% 0.145 266.6);

Tailwind

colors: {
  custom: {
    50: '#767dbf',
    500: '#2f4ca3',
    950: '#000000',
  },
}

SCSS

$custom: #2f4ca3;
$custom-light: #767dbf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4ca3",
  "rgb": {
    "r": 47,
    "g": 76,
    "b": 163
  },
  "hsl": {
    "h": 225,
    "s": 55.238,
    "l": 41.176
  },
  "oklch": {
    "l": 0.44543,
    "c": 0.14488,
    "h": 266.6
  },
  "luminance": 0.08418
}

Semantic roles & 50–950 ramp

primary

#2F4CA3

secondary

#BFAB6F

accent

#B949DF

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2F4CA3

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

Preview Lab → · Contrast checker → · Palette generator →