#2F44B5#2F44B5

#2F44B5 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.5% C 0.180 H 269.4°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#2F44B5
RGB	rgb(47, 68, 181)
HSL	hsl(231, 59%, 45%)
HSV	hsv(231, 74%, 71%)
CMYK	cmyk(74%, 62.4%, 0%, 29%)
CIE-LAB	lab(34.14, 31.75, -62.15)
CIE-LCH	lch(34.14, 69.79, 297.06°)
OKLab	oklab(44.46% -0.0019 -0.1796)
OKLCH	oklch(44.46% 0.18 269.4)
XYZ	xyz(11.5770, 8.0736, 44.6553)
Luminance	0.0808 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F44B5 #B5A02F

analogous

#2F87B5 #2F44B5 #5D2FB5

triadic

#2F44B5 #B52F44 #44B52F

tetradic

#2F44B5 #B52F87 #B5A02F #2FB55D

square

#2F44B5 #B52F87 #B5A02F #2FB55D

split-complementary

#2F44B5 #B55D2F #87B52F

monochromatic

#161F54 #223284 #2F44B5 #5064D1 #808FDE

Accessibility & contrast

On white

8.03

#2F44B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#2F44B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F44B5

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F44B5	#FFFFFF	#000000	##FFFFFF
##2F44B5	1.00	8.03	2.62	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B9

Deuteranopia (green-blind)

#004AB3

Tritanopia (blue-blind)

#006176

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2f44b5;
/* rgb */ color: rgb(47, 68, 181);
/* oklch */ color: oklch(44.5% 0.180 269.4);

Tailwind

colors: {
  custom: {
    50: '#7b77cc',
    500: '#2f44b5',
    950: '#000000',
  },
}

SCSS

$custom: #2f44b5;
$custom-light: #7b77cc;
$custom-dark: #000000;

JSON

{
  "hex": "#2f44b5",
  "rgb": {
    "r": 47,
    "g": 68,
    "b": 181
  },
  "hsl": {
    "h": 230.597,
    "s": 58.772,
    "l": 44.706
  },
  "oklch": {
    "l": 0.44462,
    "c": 0.17959,
    "h": 269.4
  },
  "luminance": 0.08075
}

Semantic roles & 50–950 ramp

primary

#2F44B5

secondary

#C7BB79

accent

#CA46E2

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #2F44B5

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

Preview Lab → · Contrast checker → · Palette generator →