#2F49A5#2F49A5

#2F49A5 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.1% C 0.152 H 267.8°. Best body text is #FFFFFF at 8.02:1 contrast (WCAG AA passes).

Color values

HEX	#2F49A5
RGB	rgb(47, 73, 165)
HSL	hsl(227, 56%, 42%)
HSV	hsv(227, 72%, 65%)
CMYK	cmyk(71.5%, 55.8%, 0%, 35.3%)
CIE-LAB	lab(34.16, 22.52, -52.59)
CIE-LCH	lch(34.16, 57.20, 293.18°)
OKLab	oklab(44.08% -0.0059 -0.1514)
OKLCH	oklch(44.08% 0.152 267.8)
XYZ	xyz(10.3440, 8.0850, 36.6054)
Luminance	0.0809 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F49A5 #A58B2F

analogous

#2F84A5 #2F49A5 #502FA5

triadic

#2F49A5 #A52F49 #49A52F

tetradic

#2F49A5 #A52F84 #A58B2F #2FA550

square

#2F49A5 #A52F84 #A58B2F #2FA550

split-complementary

#2F49A5 #A5502F #84A52F

monochromatic

#141F46 #213475 #2F49A5 #4764CB #768CD8

Accessibility & contrast

On white

8.02

#2F49A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#2F49A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F49A5

8.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F49A5	#FFFFFF	#000000	##FFFFFF
##2F49A5	1.00	8.02	2.62	8.02
#FFFFFF	8.02	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056A8

Deuteranopia (green-blind)

#004BA3

Tritanopia (blue-blind)

#005F70

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2f49a5;
/* rgb */ color: rgb(47, 73, 165);
/* oklch */ color: oklch(44.1% 0.152 267.8);

Tailwind

colors: {
  custom: {
    50: '#777bc0',
    500: '#2f49a5',
    950: '#000000',
  },
}

SCSS

$custom: #2f49a5;
$custom-light: #777bc0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f49a5",
  "rgb": {
    "r": 47,
    "g": 73,
    "b": 165
  },
  "hsl": {
    "h": 226.78,
    "s": 55.66,
    "l": 41.569
  },
  "oklch": {
    "l": 0.44079,
    "c": 0.15153,
    "h": 267.8
  },
  "luminance": 0.08086
}

Semantic roles & 50–950 ramp

primary

#2F49A5

secondary

#C0AE70

accent

#BE49DF

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2F49A5

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

Preview Lab → · Contrast checker → · Palette generator →