#2F47B2#2F47B2

#2F47B2 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.8% C 0.172 H 268.7°. Best body text is #FFFFFF at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#2F47B2
RGB	rgb(47, 71, 178)
HSL	hsl(229, 58%, 44%)
HSV	hsv(229, 74%, 70%)
CMYK	cmyk(73.6%, 60.1%, 0%, 30.2%)
CIE-LAB	lab(34.65, 28.69, -59.54)
CIE-LCH	lch(34.65, 66.09, 295.73°)
OKLab	oklab(44.77% -0.0039 -0.1719)
OKLCH	oklch(44.77% 0.172 268.7)
XYZ	xyz(11.4586, 8.3240, 43.1136)
Luminance	0.0833 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F47B2 #B29A2F

analogous

#2F89B2 #2F47B2 #592FB2

triadic

#2F47B2 #B22F47 #47B22F

tetradic

#2F47B2 #B22F89 #B29A2F #2FB259

square

#2F47B2 #B22F89 #B29A2F #2FB259

split-complementary

#2F47B2 #B2592F #89B22F

monochromatic

#152051 #223482 #2F47B2 #4E66D0 #7E90DD

Accessibility & contrast

On white

7.88

#2F47B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#2F47B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F47B2

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F47B2	#FFFFFF	#000000	##FFFFFF
##2F47B2	1.00	7.88	2.67	7.88
#FFFFFF	7.88	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058B6

Deuteranopia (green-blind)

#004CB0

Tritanopia (blue-blind)

#006275

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2f47b2;
/* rgb */ color: rgb(47, 71, 178);
/* oklch */ color: oklch(44.8% 0.172 268.7);

Tailwind

colors: {
  custom: {
    50: '#7a7aca',
    500: '#2f47b2',
    950: '#000000',
  },
}

SCSS

$custom: #2f47b2;
$custom-light: #7a7aca;
$custom-dark: #000000;

JSON

{
  "hex": "#2f47b2",
  "rgb": {
    "r": 47,
    "g": 71,
    "b": 178
  },
  "hsl": {
    "h": 229.008,
    "s": 58.222,
    "l": 44.118
  },
  "oklch": {
    "l": 0.44765,
    "c": 0.17192,
    "h": 268.7
  },
  "luminance": 0.08325
}

Semantic roles & 50–950 ramp

primary

#2F47B2

secondary

#C6B777

accent

#C546E1

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #2F47B2

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

Preview Lab → · Contrast checker → · Palette generator →