#2F30C8#2F30C8

#2F30C8 is a dark, highly saturated blue. Relative luminance 0.069; OKLCH L 43.1% C 0.225 H 271.6°. Best body text is #FFFFFF at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#2F30C8
RGB	rgb(47, 48, 200)
HSL	hsl(240, 62%, 48%)
HSV	hsv(240, 77%, 78%)
CMYK	cmyk(76.5%, 76%, 0%, 21.6%)
CIE-LAB	lab(31.55, 50.34, -77.59)
CIE-LCH	lch(31.55, 92.49, 302.98°)
OKLab	oklab(43.14% 0.0064 -0.2246)
OKLCH	oklch(43.14% 0.225 271.6)
XYZ	xyz(12.6510, 6.8870, 55.2950)
Luminance	0.0689 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F30C8 #C8C72F

analogous

#2F7CC8 #2F30C8 #7A2FC8

triadic

#2F30C8 #C82F30 #30C82F

tetradic

#2F30C8 #C82F7C #C8C72F #2FC87A

square

#2F30C8 #C82F7C #C8C72F #2FC87A

split-complementary

#2F30C8 #C87A2F #7CC82F

monochromatic

#181865 #232496 #2F30C8 #5C5CD9 #8D8EE4

Accessibility & contrast

On white

8.83

#2F30C8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#2F30C8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F30C8

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F30C8	#FFFFFF	#000000	##FFFFFF
##2F30C8	1.00	8.83	2.38	8.83
#FFFFFF	8.83	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052CC

Deuteranopia (green-blind)

#0042C5

Tritanopia (blue-blind)

#005D7A

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2f30c8;
/* rgb */ color: rgb(47, 48, 200);
/* oklch */ color: oklch(43.1% 0.225 271.6);

Tailwind

colors: {
  custom: {
    50: '#816bda',
    500: '#2f30c8',
    950: '#000000',
  },
}

SCSS

$custom: #2f30c8;
$custom-light: #816bda;
$custom-dark: #000000;

JSON

{
  "hex": "#2f30c8",
  "rgb": {
    "r": 47,
    "g": 48,
    "b": 200
  },
  "hsl": {
    "h": 239.608,
    "s": 61.943,
    "l": 48.431
  },
  "oklch": {
    "l": 0.43142,
    "c": 0.2247,
    "h": 271.6
  },
  "luminance": 0.06888
}

Semantic roles & 50–950 ramp

primary

#2F30C8

secondary

#CFCE84

accent

#E443E5

background

#F8F6FD

surface

#F0EBFB

border

#CBC6D4

text

#0C0715

muted

#7D7A83

Preview Lab

Preview with #2F30C8

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

Preview Lab → · Contrast checker → · Palette generator →