#3053B5#3053B5

#3053B5 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.4% C 0.161 H 265.7°. Best body text is #FFFFFF at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#3053B5
RGB	rgb(48, 83, 181)
HSL	hsl(224, 58%, 45%)
HSV	hsv(224, 73%, 71%)
CMYK	cmyk(73.5%, 54.1%, 0%, 29%)
CIE-LAB	lab(38.11, 22.05, -55.68)
CIE-LCH	lch(38.11, 59.89, 291.60°)
OKLab	oklab(47.45% -0.0121 -0.1603)
OKLCH	oklch(47.45% 0.161 265.7)
XYZ	xyz(12.6497, 10.1497, 44.9995)
Luminance	0.1015 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3053B5 #B59230

analogous

#3095B5 #3053B5 #5030B5

triadic

#3053B5 #B53053 #53B530

tetradic

#3053B5 #B53095 #B59230 #30B550

square

#3053B5 #B53095 #B59230 #30B550

split-complementary

#3053B5 #B55030 #95B530

monochromatic

#162754 #233D85 #3053B5 #5173D1 #829ADE

Accessibility & contrast

On white

6.93

#3053B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#3053B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3053B5

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3053B5	#FFFFFF	#000000	##FFFFFF
##3053B5	1.00	6.93	3.03	6.93
#FFFFFF	6.93	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0360B8

Deuteranopia (green-blind)

#0054B3

Tritanopia (blue-blind)

#006B7C

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3053b5;
/* rgb */ color: rgb(48, 83, 181);
/* oklch */ color: oklch(47.4% 0.161 265.7);

Tailwind

colors: {
  custom: {
    50: '#7a82cc',
    500: '#3053b5',
    950: '#000000',
  },
}

SCSS

$custom: #3053b5;
$custom-light: #7a82cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3053b5",
  "rgb": {
    "r": 48,
    "g": 83,
    "b": 181
  },
  "hsl": {
    "h": 224.211,
    "s": 58.079,
    "l": 44.902
  },
  "oklch": {
    "l": 0.47446,
    "c": 0.16079,
    "h": 265.7
  },
  "luminance": 0.10151
}

Semantic roles & 50–950 ramp

primary

#3053B5

secondary

#C7B37A

accent

#B946E1

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3053B5

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

Preview Lab → · Contrast checker → · Palette generator →