#4C75BB#4C75BB

#4C75BB is a mid, moderate blue. Relative luminance 0.178; OKLCH L 56.5% C 0.118 H 260.5°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#4C75BB
RGB	rgb(76, 117, 187)
HSL	hsl(218, 45%, 52%)
HSV	hsv(218, 59%, 73%)
CMYK	cmyk(59.4%, 37.4%, 0%, 26.7%)
CIE-LAB	lab(49.31, 7.26, -41.17)
CIE-LCH	lch(49.31, 41.80, 280.00°)
OKLab	oklab(56.52% -0.0195 -0.1167)
OKLCH	oklch(56.52% 0.118 260.5)
XYZ	xyz(18.3083, 17.8454, 49.4838)
Luminance	0.1785 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C75BB #BB924C

analogous

#4CADBB #4C75BB #5B4CBB

triadic

#4C75BB #BB4C75 #75BB4C

tetradic

#4C75BB #BB4CAD #BB924C #4CBB5B

square

#4C75BB #BB4CAD #BB924C #4CBB5B

split-complementary

#4C75BB #BB5B4C #ADBB4C

monochromatic

#273E66 #385992 #4C75BB #7897CC #A5B9DD

Accessibility & contrast

On white

4.60

#4C75BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#4C75BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4C75BB

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C75BB	#FFFFFF	#000000	##FFFFFF
##4C75BB	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#577BBE

Deuteranopia (green-blind)

#4970BA

Tritanopia (blue-blind)

#00858F

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4c75bb;
/* rgb */ color: rgb(76, 117, 187);
/* oklch */ color: oklch(56.5% 0.118 260.5);

Tailwind

colors: {
  custom: {
    50: '#879cd0',
    500: '#4c75bb',
    950: '#000000',
  },
}

SCSS

$custom: #4c75bb;
$custom-light: #879cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4c75bb",
  "rgb": {
    "r": 76,
    "g": 117,
    "b": 187
  },
  "hsl": {
    "h": 217.838,
    "s": 44.939,
    "l": 51.569
  },
  "oklch": {
    "l": 0.56515,
    "c": 0.11832,
    "h": 260.5
  },
  "luminance": 0.17847
}

Semantic roles & 50–950 ramp

primary

#4C75BB

secondary

#CAB899

accent

#A553D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4C75BB

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

Preview Lab → · Contrast checker → · Palette generator →