#4575BC#4575BC

#4575BC is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.2% C 0.123 H 258.1°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#4575BC
RGB	rgb(69, 117, 188)
HSL	hsl(216, 47%, 50%)
HSV	hsv(216, 63%, 74%)
CMYK	cmyk(63.3%, 37.8%, 0%, 26.3%)
CIE-LAB	lab(49.03, 6.25, -42.21)
CIE-LCH	lch(49.03, 42.67, 278.42°)
OKLab	oklab(56.22% -0.0253 -0.1199)
OKLCH	oklch(56.22% 0.123 258.1)
XYZ	xyz(17.8894, 17.6170, 50.0249)
Luminance	0.1762 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4575BC #BC8C45

analogous

#45B1BC #4575BC #5045BC

triadic

#4575BC #BC4575 #75BC45

tetradic

#4575BC #BC45B1 #BC8C45 #45BC50

square

#4575BC #BC45B1 #BC8C45 #45BC50

split-complementary

#4575BC #BC5045 #B1BC45

monochromatic

#243D63 #345990 #4575BC #7296CC #9FB8DC

Accessibility & contrast

On white

4.64

#4575BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#4575BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4575BC

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4575BC	#FFFFFF	#000000	##FFFFFF
##4575BC	1.00	4.64	4.52	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#567BBF

Deuteranopia (green-blind)

#456FBB

Tritanopia (blue-blind)

#00858F

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4575bc;
/* rgb */ color: rgb(69, 117, 188);
/* oklch */ color: oklch(56.2% 0.123 258.1);

Tailwind

colors: {
  custom: {
    50: '#849cd0',
    500: '#4575bc',
    950: '#000000',
  },
}

SCSS

$custom: #4575bc;
$custom-light: #849cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4575bc",
  "rgb": {
    "r": 69,
    "g": 117,
    "b": 188
  },
  "hsl": {
    "h": 215.798,
    "s": 47.036,
    "l": 50.392
  },
  "oklch": {
    "l": 0.56224,
    "c": 0.12251,
    "h": 258.1
  },
  "luminance": 0.17619
}

Semantic roles & 50–950 ramp

primary

#4575BC

secondary

#C9B494

accent

#A151D7

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4575BC

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

Preview Lab → · Contrast checker → · Palette generator →