#2F449B#2F449B

#2F449B is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.3% C 0.144 H 269.1°. Best body text is #FFFFFF at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#2F449B
RGB	rgb(47, 68, 155)
HSL	hsl(228, 53%, 40%)
HSV	hsv(228, 70%, 61%)
CMYK	cmyk(69.7%, 56.1%, 0%, 39.2%)
CIE-LAB	lab(32.04, 22.10, -49.99)
CIE-LCH	lch(32.04, 54.66, 293.85°)
OKLab	oklab(42.25% -0.0022 -0.1438)
OKLCH	oklch(42.25% 0.144 269.1)
XYZ	xyz(9.1538, 7.1043, 31.8928)
Luminance	0.0711 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F449B #9B862F

analogous

#2F7A9B #2F449B #502F9B

triadic

#2F449B #9B2F44 #449B2F

tetradic

#2F449B #9B2F7A #9B862F #2F9B50

square

#2F449B #9B2F7A #9B862F #2F9B50

split-complementary

#2F449B #9B502F #7A9B2F

monochromatic

#131B3D #212F6C #2F449B #425BC6 #7184D4

Accessibility & contrast

On white

8.67

#2F449B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#2F449B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F449B

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F449B	#FFFFFF	#000000	##FFFFFF
##2F449B	1.00	8.67	2.42	8.67
#FFFFFF	8.67	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00509E

Deuteranopia (green-blind)

#004799

Tritanopia (blue-blind)

#005968

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2f449b;
/* rgb */ color: rgb(47, 68, 155);
/* oklch */ color: oklch(42.3% 0.144 269.1);

Tailwind

colors: {
  custom: {
    50: '#7577b9',
    500: '#2f449b',
    950: '#000000',
  },
}

SCSS

$custom: #2f449b;
$custom-light: #7577b9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f449b",
  "rgb": {
    "r": 47,
    "g": 68,
    "b": 155
  },
  "hsl": {
    "h": 228.333,
    "s": 53.465,
    "l": 39.608
  },
  "oklch": {
    "l": 0.4225,
    "c": 0.14387,
    "h": 269.1
  },
  "luminance": 0.07105
}

Semantic roles & 50–950 ramp

primary

#2F449B

secondary

#BBAC6A

accent

#C04BDD

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2F449B

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

Preview Lab → · Contrast checker → · Palette generator →