#2F227B#2F227B

#2F227B is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.1% C 0.143 H 281.9°. Best body text is #FFFFFF at 12.84:1 contrast (WCAG AA passes).

Color values

HEX	#2F227B
RGB	rgb(47, 34, 123)
HSL	hsl(249, 57%, 31%)
HSV	hsv(249, 72%, 48%)
CMYK	cmyk(61.8%, 72.4%, 0%, 51.8%)
CIE-LAB	lab(20.74, 32.87, -48.54)
CIE-LCH	lch(20.74, 58.62, 304.10°)
OKLab	oklab(33.09% 0.0294 -0.1398)
OKLCH	oklch(33.09% 0.143 281.9)
XYZ	xyz(5.3184, 3.1781, 19.0682)
Luminance	0.0318 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F227B #6E7B22

analogous

#22417B #2F227B #5B227B

triadic

#2F227B #7B2F22 #227B2F

tetradic

#2F227B #7B2241 #6E7B22 #227B5B

square

#2F227B #7B2241 #6E7B22 #227B5B

split-complementary

#2F227B #7B5B22 #417B22

monochromatic

#0A071B #1D154B #2F227B #412FAB #5D4ACD

Accessibility & contrast

On white

12.84

#2F227B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#2F227B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F227B

12.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F227B	#FFFFFF	#000000	##FFFFFF
##2F227B	1.00	12.84	1.64	12.84
#FFFFFF	12.84	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357E

Deuteranopia (green-blind)

#002F79

Tritanopia (blue-blind)

#003A4C

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #2f227b;
/* rgb */ color: rgb(47, 34, 123);
/* oklch */ color: oklch(33.1% 0.143 281.9);

Tailwind

colors: {
  custom: {
    50: '#715ea2',
    500: '#2f227b',
    950: '#000000',
  },
}

SCSS

$custom: #2f227b;
$custom-light: #715ea2;
$custom-dark: #000000;

JSON

{
  "hex": "#2f227b",
  "rgb": {
    "r": 47,
    "g": 34,
    "b": 123
  },
  "hsl": {
    "h": 248.764,
    "s": 56.688,
    "l": 30.784
  },
  "oklch": {
    "l": 0.33092,
    "c": 0.14291,
    "h": 281.9
  },
  "luminance": 0.03178
}

Semantic roles & 50–950 ramp

primary

#2F227B

secondary

#9FAE4B

accent

#E048CA

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08040F

muted

#7B797F

Preview Lab

Preview with #2F227B

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

Preview Lab → · Contrast checker → · Palette generator →