#3043AC#3043AC

#3043AC is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.5% C 0.168 H 270.0°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#3043AC
RGB	rgb(48, 67, 172)
HSL	hsl(231, 56%, 43%)
HSV	hsv(231, 72%, 67%)
CMYK	cmyk(72.1%, 61%, 0%, 32.5%)
CIE-LAB	lab(33.18, 29.22, -58.36)
CIE-LCH	lch(33.18, 65.27, 296.60°)
OKLab	oklab(43.53% 0 -0.1684)
OKLCH	oklch(43.53% 0.168 270)
XYZ	xyz(10.6699, 7.6202, 39.9302)
Luminance	0.0762 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3043AC #AC9930

analogous

#3081AC #3043AC #5B30AC

triadic

#3043AC #AC3043 #43AC30

tetradic

#3043AC #AC3081 #AC9930 #30AC5B

square

#3043AC #AC3081 #AC9930 #30AC5B

split-complementary

#3043AC #AC5B30 #81AC30

monochromatic

#151E4C #23307C #3043AC #4C60CD #7C8ADA

Accessibility & contrast

On white

8.32

#3043AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#3043AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3043AC

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3043AC	#FFFFFF	#000000	##FFFFFF
##3043AC	1.00	8.32	2.52	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054AF

Deuteranopia (green-blind)

#0048AA

Tritanopia (blue-blind)

#005E71

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3043ac;
/* rgb */ color: rgb(48, 67, 172);
/* oklch */ color: oklch(43.5% 0.168 270.0);

Tailwind

colors: {
  custom: {
    50: '#7a77c6',
    500: '#3043ac',
    950: '#000000',
  },
}

SCSS

$custom: #3043ac;
$custom-light: #7a77c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3043ac",
  "rgb": {
    "r": 48,
    "g": 67,
    "b": 172
  },
  "hsl": {
    "h": 230.806,
    "s": 56.364,
    "l": 43.137
  },
  "oklch": {
    "l": 0.43534,
    "c": 0.16845,
    "h": 270
  },
  "luminance": 0.07621
}

Semantic roles & 50–950 ramp

primary

#3043AC

secondary

#C3B775

accent

#C848E0

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #3043AC

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

Preview Lab → · Contrast checker → · Palette generator →