#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
RGB	rgb(41, 35, 176)
HSL	hsl(243, 67%, 41%)
HSV	hsv(243, 80%, 69%)
CMYK	cmyk(76.7%, 80.1%, 0%, 31%)
CIE-LAB	lab(26.18, 49.01, -72.29)
CIE-LCH	lch(26.18, 87.33, 304.13°)
OKLab	oklab(38.5% 0.0089 -0.2092)
OKLCH	oklch(38.5% 0.209 272.4)
XYZ	xyz(9.3493, 4.8071, 41.5010)
Luminance	0.0481 (WCAG relative)
Temperature	cool
Family	blue

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
##2923B0	1.00	10.71	1.96	10.71
#FFFFFF	10.71	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.71	1.00	21.00	1.00

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 →