#2923B0#2923B0

#2923B0 is a dark, highly saturated blue. Relative luminance 0.048; OKLCH L 38.5% C 0.209 H 272.4°. Best body text is #FFFFFF at 10.71:1 contrast (WCAG AA passes).

Color values

HEX#2923B0
RGBrgb(41, 35, 176)
HSLhsl(243, 67%, 41%)
HSVhsv(243, 80%, 69%)
CMYKcmyk(76.7%, 80.1%, 0%, 31%)
CIE-LABlab(26.18, 49.01, -72.29)
CIE-LCHlch(26.18, 87.33, 304.13°)
OKLaboklab(38.5% 0.0089 -0.2092)
OKLCHoklch(38.5% 0.209 272.4)
XYZxyz(9.3493, 4.8071, 41.5010)
Luminance0.0481 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2923B0 #AAB023
analogous
#2364B0 #2923B0 #7023B0
triadic
#2923B0 #B02923 #23B029
tetradic
#2923B0 #B02364 #AAB023 #23B070
square
#2923B0 #B02364 #AAB023 #23B070
split-complementary
#2923B0 #B07023 #64B023
monochromatic
#110F4A #1D197D #2923B0 #3F39D8 #716CE2

Accessibility & contrast

On white

10.71
#2923B0 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.96
#2923B0 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2923B0
10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2923B0#FFFFFF#000000##FFFFFF
##2923B01.0010.711.9610.71
#FFFFFF10.711.0021.001.00
#0000001.9621.001.0021.00
##FFFFFF10.711.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0045B4
Deuteranopia (green-blind)
#0037AE
Tritanopia (blue-blind)
#004F6A
Achromatopsia (no color)
#3E3E3E

Design tokens & code

CSS
--color: #2923b0;
/* rgb */ color: rgb(41, 35, 176);
/* oklch */ color: oklch(38.5% 0.209 272.4);
Tailwind
colors: {
  custom: {
    50: '#7b61c9',
    500: '#2923b0',
    950: '#000000',
  },
}
SCSS
$custom: #2923b0;
$custom-light: #7b61c9;
$custom-dark: #000000;
JSON
{
  "hex": "#2923b0",
  "rgb": {
    "r": 41,
    "g": 35,
    "b": 176
  },
  "hsl": {
    "h": 242.553,
    "s": 66.825,
    "l": 41.373
  },
  "oklch": {
    "l": 0.385,
    "c": 0.20938,
    "h": 272.4
  },
  "luminance": 0.04808
}

Semantic roles & 50–950 ramp

primary
#2923B0
secondary
#C4C867
accent
#EA3EE2
background
#F8F5FC
surface
#EFEAF8
border
#CAC6D1
text
#0B0513
muted
#7C7982

Preview Lab

Preview with #2923B0

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

Preview Lab → · Contrast checker → · Palette generator →

#2923B0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva