#2F30BC#2F30BC

#2F30BC is a dark, highly saturated blue. Relative luminance 0.063; OKLCH L 41.9% C 0.210 H 272.3°. Best body text is #FFFFFF at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#2F30BC
RGB	rgb(47, 48, 188)
HSL	hsl(240, 60%, 46%)
HSV	hsv(240, 75%, 74%)
CMYK	cmyk(75%, 74.5%, 0%, 26.3%)
CIE-LAB	lab(30.27, 46.43, -72.64)
CIE-LCH	lch(30.27, 86.21, 302.58°)
OKLab	oklab(41.86% 0.0086 -0.2102)
OKLCH	oklch(41.86% 0.21 272.3)
XYZ	xyz(11.3033, 6.3479, 48.1968)
Luminance	0.0635 (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

#2F30BC #BCBB2F

analogous

#2F76BC #2F30BC #742FBC

triadic

#2F30BC #BC2F30 #30BC2F

tetradic

#2F30BC #BC2F76 #BCBB2F #2FBC74

square

#2F30BC #BC2F76 #BCBB2F #2FBC74

split-complementary

#2F30BC #BC742F #76BC2F

monochromatic

#17175A #23238B #2F30BC #5455D4 #8586E0

Accessibility & contrast

On white

9.25

#2F30BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#2F30BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F30BC

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F30BC	#FFFFFF	#000000	##FFFFFF
##2F30BC	1.00	9.25	2.27	9.25
#FFFFFF	9.25	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EC0

Deuteranopia (green-blind)

#0040BA

Tritanopia (blue-blind)

#005974

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2f30bc;
/* rgb */ color: rgb(47, 48, 188);
/* oklch */ color: oklch(41.9% 0.210 272.3);

Tailwind

colors: {
  custom: {
    50: '#7f6ad1',
    500: '#2f30bc',
    950: '#000000',
  },
}

SCSS

$custom: #2f30bc;
$custom-light: #7f6ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f30bc",
  "rgb": {
    "r": 47,
    "g": 48,
    "b": 188
  },
  "hsl": {
    "h": 239.574,
    "s": 60,
    "l": 46.078
  },
  "oklch": {
    "l": 0.41864,
    "c": 0.21042,
    "h": 272.3
  },
  "luminance": 0.06349
}

Semantic roles & 50–950 ramp

primary

#2F30BC

secondary

#CAC97D

accent

#E245E3

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #2F30BC

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

Preview Lab → · Contrast checker → · Palette generator →