#2F228C#2F228C

#2F228C is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.8% C 0.165 H 279.0°. Best body text is #FFFFFF at 12.15:1 contrast (WCAG AA passes).

Color values

HEX	#2F228C
RGB	rgb(47, 34, 140)
HSL	hsl(247, 61%, 34%)
HSV	hsv(247, 76%, 55%)
CMYK	cmyk(66.4%, 75.7%, 0%, 45.1%)
CIE-LAB	lab(22.45, 38.50, -56.45)
CIE-LCH	lch(22.45, 68.33, 304.29°)
OKLab	oklab(34.82% 0.0259 -0.163)
OKLCH	oklch(34.82% 0.165 279)
XYZ	xyz(6.4764, 3.6413, 25.1674)
Luminance	0.0364 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F228C #7F8C22

analogous

#224A8C #2F228C #64228C

triadic

#2F228C #8C2F22 #228C2F

tetradic

#2F228C #8C224A #7F8C22 #228C64

square

#2F228C #8C224A #7F8C22 #228C64

split-complementary

#2F228C #8C6422 #4A8C22

monochromatic

#0E0A2A #1E165B #2F228C #402EBD #6353D5

Accessibility & contrast

On white

12.15

#2F228C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#2F228C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F228C

12.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F228C	#FFFFFF	#000000	##FFFFFF
##2F228C	1.00	12.15	1.73	12.15
#FFFFFF	12.15	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8F

Deuteranopia (green-blind)

#00318A

Tritanopia (blue-blind)

#004055

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2f228c;
/* rgb */ color: rgb(47, 34, 140);
/* oklch */ color: oklch(34.8% 0.165 279.0);

Tailwind

colors: {
  custom: {
    50: '#755faf',
    500: '#2f228c',
    950: '#000000',
  },
}

SCSS

$custom: #2f228c;
$custom-light: #755faf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f228c",
  "rgb": {
    "r": 47,
    "g": 34,
    "b": 140
  },
  "hsl": {
    "h": 247.358,
    "s": 60.92,
    "l": 34.118
  },
  "oklch": {
    "l": 0.34821,
    "c": 0.16501,
    "h": 279
  },
  "luminance": 0.03642
}

Semantic roles & 50–950 ramp

primary

#2F228C

secondary

#ACB951

accent

#E444D0

background

#F7F5FA

surface

#EEE9F5

border

#C9C5CF

text

#090510

muted

#7B797F

Preview Lab

Preview with #2F228C

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

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