#3053B3#3053B3

#3053B3 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.3% C 0.158 H 265.6°. Best body text is #FFFFFF at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#3053B3
RGB	rgb(48, 83, 179)
HSL	hsl(224, 58%, 45%)
HSV	hsv(224, 73%, 70%)
CMYK	cmyk(73.2%, 53.6%, 0%, 29.8%)
CIE-LAB	lab(37.96, 21.30, -54.74)
CIE-LCH	lch(37.96, 58.74, 291.26°)
OKLab	oklab(47.29% -0.0122 -0.1576)
OKLCH	oklch(47.29% 0.158 265.6)
XYZ	xyz(12.4460, 10.0682, 43.9265)
Luminance	0.1007 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3053B3 #B39030

analogous

#3095B3 #3053B3 #4E30B3

triadic

#3053B3 #B33053 #53B330

tetradic

#3053B3 #B33095 #B39030 #30B34E

square

#3053B3 #B33095 #B39030 #30B34E

split-complementary

#3053B3 #B34E30 #95B330

monochromatic

#162652 #233D83 #3053B3 #5072D0 #8099DD

Accessibility & contrast

On white

6.97

#3053B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#3053B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3053B3

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3053B3	#FFFFFF	#000000	##FFFFFF
##3053B3	1.00	6.97	3.01	6.97
#FFFFFF	6.97	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B60B6

Deuteranopia (green-blind)

#0054B1

Tritanopia (blue-blind)

#006A7B

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3053b3;
/* rgb */ color: rgb(48, 83, 179);
/* oklch */ color: oklch(47.3% 0.158 265.6);

Tailwind

colors: {
  custom: {
    50: '#7a82ca',
    500: '#3053b3',
    950: '#000000',
  },
}

SCSS

$custom: #3053b3;
$custom-light: #7a82ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3053b3",
  "rgb": {
    "r": 48,
    "g": 83,
    "b": 179
  },
  "hsl": {
    "h": 223.969,
    "s": 57.709,
    "l": 44.51
  },
  "oklch": {
    "l": 0.4729,
    "c": 0.15805,
    "h": 265.6
  },
  "luminance": 0.1007
}

Semantic roles & 50–950 ramp

primary

#3053B3

secondary

#C6B179

accent

#B847E1

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #3053B3

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

Preview Lab → · Contrast checker → · Palette generator →