#2F30CF#2F30CF

#2F30CF is a dark, highly saturated blue. Relative luminance 0.072; OKLCH L 43.9% C 0.233 H 271.3°. Best body text is #FFFFFF at 8.59:1 contrast (WCAG AA passes).

Color values

HEX#2F30CF
RGBrgb(47, 48, 207)
HSLhsl(240, 63%, 50%)
HSVhsv(240, 77%, 81%)
CMYKcmyk(77.3%, 76.8%, 0%, 18.8%)
CIE-LABlab(32.31, 52.58, -80.41)
CIE-LCHlch(32.31, 96.08, 303.18°)
OKLaboklab(43.9% 0.0051 -0.2328)
OKLCHoklch(43.9% 0.233 271.3)
XYZxyz(13.4879, 7.2217, 59.7025)
Luminance0.0722 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2F30CF #CFCE2F
analogous
#2F80CF #2F30CF #7E2FCF
triadic
#2F30CF #CF2F30 #30CF2F
tetradic
#2F30CF #CF2F80 #CFCE2F #2FCF7E
square
#2F30CF #CF2F80 #CFCE2F #2FCF7E
split-complementary
#2F30CF #CF7E2F #80CF2F
monochromatic
#18196B #24249D #2F30CF #6061DB #9293E6

Accessibility & contrast

On white

8.59
#2F30CF on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.44
#2F30CF on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F30CF
8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2F30CF#FFFFFF#000000##FFFFFF
##2F30CF1.008.592.448.59
#FFFFFF8.591.0021.001.00
#0000002.4421.001.0021.00
##FFFFFF8.591.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0054D3
Deuteranopia (green-blind)
#0044CC
Tritanopia (blue-blind)
#00607E
Achromatopsia (no color)
#4C4C4C

Design tokens & code

CSS
--color: #2f30cf;
/* rgb */ color: rgb(47, 48, 207);
/* oklch */ color: oklch(43.9% 0.233 271.3);
Tailwind
colors: {
  custom: {
    50: '#836bdf',
    500: '#2f30cf',
    950: '#000000',
  },
}
SCSS
$custom: #2f30cf;
$custom-light: #836bdf;
$custom-dark: #000000;
JSON
{
  "hex": "#2f30cf",
  "rgb": {
    "r": 47,
    "g": 48,
    "b": 207
  },
  "hsl": {
    "h": 239.625,
    "s": 62.992,
    "l": 49.804
  },
  "oklch": {
    "l": 0.43899,
    "c": 0.23287,
    "h": 271.3
  },
  "luminance": 0.07223
}

Semantic roles & 50–950 ramp

primary
#2F30CF
secondary
#D1D189
accent
#E542E6
background
#F9F6FD
surface
#F1EBFB
border
#CBC6D4
text
#0D0715
muted
#7E7A83

Preview Lab

Preview with #2F30CF

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

Preview Lab → · Contrast checker → · Palette generator →

#2F30CF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva