#2F228F#2F228F

#2F228F is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.1% C 0.169 H 278.6°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#2F228F
RGB	rgb(47, 34, 143)
HSL	hsl(247, 62%, 35%)
HSV	hsv(247, 76%, 56%)
CMYK	cmyk(67.1%, 76.2%, 0%, 43.9%)
CIE-LAB	lab(22.76, 39.48, -57.80)
CIE-LCH	lch(22.76, 70.00, 304.33°)
OKLab	oklab(35.14% 0.0252 -0.1669)
OKLCH	oklch(35.14% 0.169 278.6)
XYZ	xyz(6.7006, 3.7310, 26.3483)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F228F #828F22

analogous

#224C8F #2F228F #66228F

triadic

#2F228F #8F2F22 #228F2F

tetradic

#2F228F #8F224C #828F22 #228F66

square

#2F228F #8F224C #828F22 #228F66

split-complementary

#2F228F #8F6622 #4C8F22

monochromatic

#0E0A2C #1F165E #2F228F #3F2EC0 #6455D7

Accessibility & contrast

On white

12.02

#2F228F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#2F228F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F228F

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F228F	#FFFFFF	#000000	##FFFFFF
##2F228F	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B92

Deuteranopia (green-blind)

#00328D

Tritanopia (blue-blind)

#004157

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2f228f;
/* rgb */ color: rgb(47, 34, 143);
/* oklch */ color: oklch(35.1% 0.169 278.6);

Tailwind

colors: {
  custom: {
    50: '#755fb1',
    500: '#2f228f',
    950: '#000000',
  },
}

SCSS

$custom: #2f228f;
$custom-light: #755fb1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f228f",
  "rgb": {
    "r": 47,
    "g": 34,
    "b": 143
  },
  "hsl": {
    "h": 247.156,
    "s": 61.582,
    "l": 34.706
  },
  "oklch": {
    "l": 0.35137,
    "c": 0.16879,
    "h": 278.6
  },
  "luminance": 0.03732
}

Semantic roles & 50–950 ramp

primary

#2F228F

secondary

#AEBA52

accent

#E543D1

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #2F228F

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

Preview Lab → · Contrast checker → · Palette generator →