#3045B4#3045B4

#3045B4 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.6% C 0.177 H 269.5°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#3045B4
RGB	rgb(48, 69, 180)
HSL	hsl(230, 58%, 45%)
HSV	hsv(230, 73%, 71%)
CMYK	cmyk(73.3%, 61.7%, 0%, 29.4%)
CIE-LAB	lab(34.35, 30.85, -61.21)
CIE-LCH	lch(34.35, 68.54, 296.75°)
OKLab	oklab(44.61% -0.0016 -0.1768)
OKLCH	oklch(44.61% 0.177 269.5)
XYZ	xyz(11.5824, 8.1787, 44.1394)
Luminance	0.0818 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3045B4 #B49F30

analogous

#3087B4 #3045B4 #5D30B4

triadic

#3045B4 #B43045 #45B430

tetradic

#3045B4 #B43087 #B49F30 #30B45D

square

#3045B4 #B43087 #B49F30 #30B45D

split-complementary

#3045B4 #B45D30 #87B430

monochromatic

#162053 #233284 #3045B4 #5165D1 #8190DD

Accessibility & contrast

On white

7.97

#3045B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#3045B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3045B4

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3045B4	#FFFFFF	#000000	##FFFFFF
##3045B4	1.00	7.97	2.64	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B8

Deuteranopia (green-blind)

#004BB2

Tritanopia (blue-blind)

#006176

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3045b4;
/* rgb */ color: rgb(48, 69, 180);
/* oklch */ color: oklch(44.6% 0.177 269.5);

Tailwind

colors: {
  custom: {
    50: '#7b78cb',
    500: '#3045b4',
    950: '#000000',
  },
}

SCSS

$custom: #3045b4;
$custom-light: #7b78cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3045b4",
  "rgb": {
    "r": 48,
    "g": 69,
    "b": 180
  },
  "hsl": {
    "h": 230.455,
    "s": 57.895,
    "l": 44.706
  },
  "oklch": {
    "l": 0.4461,
    "c": 0.17678,
    "h": 269.5
  },
  "luminance": 0.0818
}

Semantic roles & 50–950 ramp

primary

#3045B4

secondary

#C6BA79

accent

#C947E1

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3045B4

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

Preview Lab → · Contrast checker → · Palette generator →