#3058B8#3058B8

#3058B8 is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.7% C 0.159 H 264.3°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#3058B8
RGB	rgb(48, 88, 184)
HSL	hsl(222, 59%, 45%)
HSV	hsv(222, 74%, 72%)
CMYK	cmyk(73.9%, 52.2%, 0%, 27.8%)
CIE-LAB	lab(39.69, 19.90, -54.88)
CIE-LCH	lch(39.69, 58.38, 289.93°)
OKLab	oklab(48.71% -0.0158 -0.1579)
OKLCH	oklch(48.71% 0.159 264.3)
XYZ	xyz(13.3573, 11.0671, 46.7703)
Luminance	0.1107 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3058B8 #B89030

analogous

#309CB8 #3058B8 #4C30B8

triadic

#3058B8 #B83058 #58B830

tetradic

#3058B8 #B8309C #B89030 #30B84C

square

#3058B8 #B8309C #B89030 #30B84C

split-complementary

#3058B8 #B84C30 #9CB830

monochromatic

#172A57 #234187 #3058B8 #5378D2 #849EDF

Accessibility & contrast

On white

6.53

#3058B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#3058B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3058B8

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3058B8	#FFFFFF	#000000	##FFFFFF
##3058B8	1.00	6.53	3.21	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1864BB

Deuteranopia (green-blind)

#0058B6

Tritanopia (blue-blind)

#006F7F

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3058b8;
/* rgb */ color: rgb(48, 88, 184);
/* oklch */ color: oklch(48.7% 0.159 264.3);

Tailwind

colors: {
  custom: {
    50: '#7b86ce',
    500: '#3058b8',
    950: '#000000',
  },
}

SCSS

$custom: #3058b8;
$custom-light: #7b86ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3058b8",
  "rgb": {
    "r": 48,
    "g": 88,
    "b": 184
  },
  "hsl": {
    "h": 222.353,
    "s": 58.621,
    "l": 45.49
  },
  "oklch": {
    "l": 0.48713,
    "c": 0.15869,
    "h": 264.3
  },
  "luminance": 0.11069
}

Semantic roles & 50–950 ramp

primary

#3058B8

secondary

#C8B27C

accent

#B446E2

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3058B8

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

Preview Lab → · Contrast checker → · Palette generator →