#3043B2#3043B2

#3043B2 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.1% C 0.177 H 270.0°. Best body text is #FFFFFF at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#3043B2
RGB	rgb(48, 67, 178)
HSL	hsl(231, 58%, 44%)
HSV	hsv(231, 73%, 70%)
CMYK	cmyk(73%, 62.4%, 0%, 30.2%)
CIE-LAB	lab(33.68, 31.42, -61.12)
CIE-LCH	lch(33.68, 68.72, 297.21°)
OKLab	oklab(44.06% -0.0001 -0.1765)
OKLCH	oklch(44.06% 0.177 270)
XYZ	xyz(11.2592, 7.8559, 43.0338)
Luminance	0.0786 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3043B2 #B29F30

analogous

#3084B2 #3043B2 #5E30B2

triadic

#3043B2 #B23043 #43B230

tetradic

#3043B2 #B23084 #B29F30 #30B25E

square

#3043B2 #B23084 #B29F30 #30B25E

split-complementary

#3043B2 #B25E30 #84B230

monochromatic

#161F52 #233182 #3043B2 #5062D0 #808DDD

Accessibility & contrast

On white

8.17

#3043B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#3043B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3043B2

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3043B2	#FFFFFF	#000000	##FFFFFF
##3043B2	1.00	8.17	2.57	8.17
#FFFFFF	8.17	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B6

Deuteranopia (green-blind)

#0049B0

Tritanopia (blue-blind)

#005F74

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3043b2;
/* rgb */ color: rgb(48, 67, 178);
/* oklch */ color: oklch(44.1% 0.177 270.0);

Tailwind

colors: {
  custom: {
    50: '#7b77ca',
    500: '#3043b2',
    950: '#000000',
  },
}

SCSS

$custom: #3043b2;
$custom-light: #7b77ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3043b2",
  "rgb": {
    "r": 48,
    "g": 67,
    "b": 178
  },
  "hsl": {
    "h": 231.231,
    "s": 57.522,
    "l": 44.314
  },
  "oklch": {
    "l": 0.44061,
    "c": 0.17653,
    "h": 270
  },
  "luminance": 0.07857
}

Semantic roles & 50–950 ramp

primary

#3043B2

secondary

#C6BA78

accent

#CA47E1

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3043B2

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

Preview Lab → · Contrast checker → · Palette generator →