#3059B5#3059B5

#3059B5 is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.7% C 0.153 H 263.6°. Best body text is #FFFFFF at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#3059B5
RGB	rgb(48, 89, 181)
HSL	hsl(222, 58%, 45%)
HSV	hsv(222, 73%, 71%)
CMYK	cmyk(73.5%, 50.8%, 0%, 29%)
CIE-LAB	lab(39.76, 18.11, -53.01)
CIE-LCH	lch(39.76, 56.02, 288.86°)
OKLab	oklab(48.7% -0.017 -0.1524)
OKLCH	oklch(48.7% 0.153 263.6)
XYZ	xyz(13.1288, 11.1079, 45.1592)
Luminance	0.1111 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3059B5 #B58C30

analogous

#309BB5 #3059B5 #4A30B5

triadic

#3059B5 #B53059 #59B530

tetradic

#3059B5 #B5309B #B58C30 #30B54A

square

#3059B5 #B5309B #B58C30 #30B54A

split-complementary

#3059B5 #B54A30 #9BB530

monochromatic

#162954 #234185 #3059B5 #5179D1 #829EDE

Accessibility & contrast

On white

6.52

#3059B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#3059B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3059B5

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3059B5	#FFFFFF	#000000	##FFFFFF
##3059B5	1.00	6.52	3.22	6.52
#FFFFFF	6.52	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2164B8

Deuteranopia (green-blind)

#0058B3

Tritanopia (blue-blind)

#006F7E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3059b5;
/* rgb */ color: rgb(48, 89, 181);
/* oklch */ color: oklch(48.7% 0.153 263.6);

Tailwind

colors: {
  custom: {
    50: '#7a87cc',
    500: '#3059b5',
    950: '#000000',
  },
}

SCSS

$custom: #3059b5;
$custom-light: #7a87cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3059b5",
  "rgb": {
    "r": 48,
    "g": 89,
    "b": 181
  },
  "hsl": {
    "h": 221.504,
    "s": 58.079,
    "l": 44.902
  },
  "oklch": {
    "l": 0.48699,
    "c": 0.15333,
    "h": 263.6
  },
  "luminance": 0.11109
}

Semantic roles & 50–950 ramp

primary

#3059B5

secondary

#C7AF7A

accent

#B246E1

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #3059B5

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

Preview Lab → · Contrast checker → · Palette generator →