#3045B3#3045B3

#3045B3 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.5% C 0.175 H 269.5°. Best body text is #FFFFFF at 7.99:1 contrast (WCAG AA passes).

Color values

HEX	#3045B3
RGB	rgb(48, 69, 179)
HSL	hsl(230, 58%, 45%)
HSV	hsv(230, 73%, 70%)
CMYK	cmyk(73.2%, 61.5%, 0%, 29.8%)
CIE-LAB	lab(34.27, 30.49, -60.75)
CIE-LCH	lch(34.27, 67.97, 296.65°)
OKLab	oklab(44.52% -0.0016 -0.1754)
OKLCH	oklch(44.52% 0.175 269.5)
XYZ	xyz(11.4809, 8.1381, 43.6048)
Luminance	0.0814 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3045B3 #B39E30

analogous

#3086B3 #3045B3 #5D30B3

triadic

#3045B3 #B33045 #45B330

tetradic

#3045B3 #B33086 #B39E30 #30B35D

square

#3045B3 #B33086 #B39E30 #30B35D

split-complementary

#3045B3 #B35D30 #86B330

monochromatic

#162052 #233283 #3045B3 #5065D0 #808FDD

Accessibility & contrast

On white

7.99

#3045B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#3045B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3045B3

7.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3045B3	#FFFFFF	#000000	##FFFFFF
##3045B3	1.00	7.99	2.63	7.99
#FFFFFF	7.99	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B7

Deuteranopia (green-blind)

#004BB1

Tritanopia (blue-blind)

#006175

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3045b3;
/* rgb */ color: rgb(48, 69, 179);
/* oklch */ color: oklch(44.5% 0.175 269.5);

Tailwind

colors: {
  custom: {
    50: '#7b78cb',
    500: '#3045b3',
    950: '#000000',
  },
}

SCSS

$custom: #3045b3;
$custom-light: #7b78cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3045b3",
  "rgb": {
    "r": 48,
    "g": 69,
    "b": 179
  },
  "hsl": {
    "h": 230.382,
    "s": 57.709,
    "l": 44.51
  },
  "oklch": {
    "l": 0.44522,
    "c": 0.17544,
    "h": 269.5
  },
  "luminance": 0.08139
}

Semantic roles & 50–950 ramp

primary

#3045B3

secondary

#C6BA79

accent

#C847E1

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3045B3

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

Preview Lab → · Contrast checker → · Palette generator →