#3045A8#3045A8

#3045A8 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.6% C 0.160 H 269.4°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#3045A8
RGB	rgb(48, 69, 168)
HSL	hsl(230, 56%, 42%)
HSV	hsv(230, 71%, 66%)
CMYK	cmyk(71.4%, 58.9%, 0%, 34.1%)
CIE-LAB	lab(33.37, 26.43, -55.66)
CIE-LCH	lch(33.37, 61.61, 295.40°)
OKLab	oklab(43.58% -0.0016 -0.1605)
OKLCH	oklch(43.58% 0.16 269.4)
XYZ	xyz(10.4125, 7.7107, 37.9778)
Luminance	0.0771 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3045A8 #A89330

analogous

#3081A8 #3045A8 #5730A8

triadic

#3045A8 #A83045 #45A830

tetradic

#3045A8 #A83081 #A89330 #30A857

square

#3045A8 #A83081 #A89330 #30A857

split-complementary

#3045A8 #A85730 #81A830

monochromatic

#151E49 #223178 #3045A8 #4A61CB #7A8AD9

Accessibility & contrast

On white

8.26

#3045A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#3045A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3045A8

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3045A8	#FFFFFF	#000000	##FFFFFF
##3045A8	1.00	8.26	2.54	8.26
#FFFFFF	8.26	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054AB

Deuteranopia (green-blind)

#0049A6

Tritanopia (blue-blind)

#005E6F

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3045a8;
/* rgb */ color: rgb(48, 69, 168);
/* oklch */ color: oklch(43.6% 0.160 269.4);

Tailwind

colors: {
  custom: {
    50: '#7878c3',
    500: '#3045a8',
    950: '#000000',
  },
}

SCSS

$custom: #3045a8;
$custom-light: #7878c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3045a8",
  "rgb": {
    "r": 48,
    "g": 69,
    "b": 168
  },
  "hsl": {
    "h": 229.5,
    "s": 55.556,
    "l": 42.353
  },
  "oklch": {
    "l": 0.43577,
    "c": 0.16049,
    "h": 269.4
  },
  "luminance": 0.07712
}

Semantic roles & 50–950 ramp

primary

#3045A8

secondary

#C1B373

accent

#C549DF

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3045A8

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

Preview Lab → · Contrast checker → · Palette generator →