#3053B8#3053B8

#3053B8 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.7% C 0.165 H 265.9°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#3053B8
RGB	rgb(48, 83, 184)
HSL	hsl(225, 59%, 45%)
HSV	hsv(225, 74%, 72%)
CMYK	cmyk(73.9%, 54.9%, 0%, 27.8%)
CIE-LAB	lab(38.33, 23.18, -57.09)
CIE-LCH	lch(38.33, 61.61, 292.09°)
OKLab	oklab(47.68% -0.0119 -0.1645)
OKLCH	oklch(47.68% 0.165 265.9)
XYZ	xyz(12.9609, 10.2742, 46.6382)
Luminance	0.1028 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3053B8 #B89530

analogous

#3097B8 #3053B8 #5130B8

triadic

#3053B8 #B83053 #53B830

tetradic

#3053B8 #B83097 #B89530 #30B851

square

#3053B8 #B83097 #B89530 #30B851

split-complementary

#3053B8 #B85130 #97B830

monochromatic

#172757 #233D87 #3053B8 #5374D2 #849BDF

Accessibility & contrast

On white

6.87

#3053B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#3053B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3053B8

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3053B8	#FFFFFF	#000000	##FFFFFF
##3053B8	1.00	6.87	3.06	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061BC

Deuteranopia (green-blind)

#0054B6

Tritanopia (blue-blind)

#006C7D

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3053b8;
/* rgb */ color: rgb(48, 83, 184);
/* oklch */ color: oklch(47.7% 0.165 265.9);

Tailwind

colors: {
  custom: {
    50: '#7b82ce',
    500: '#3053b8',
    950: '#000000',
  },
}

SCSS

$custom: #3053b8;
$custom-light: #7b82ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3053b8",
  "rgb": {
    "r": 48,
    "g": 83,
    "b": 184
  },
  "hsl": {
    "h": 224.559,
    "s": 58.621,
    "l": 45.49
  },
  "oklch": {
    "l": 0.47682,
    "c": 0.16491,
    "h": 265.9
  },
  "luminance": 0.10276
}

Semantic roles & 50–950 ramp

primary

#3053B8

secondary

#C8B47C

accent

#BA46E2

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3053B8

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

Preview Lab → · Contrast checker → · Palette generator →