#4C65CB#4C65CB

#4C65CB is a mid, vivid blue. Relative luminance 0.152; OKLCH L 54.2% C 0.160 H 270.0°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#4C65CB
RGB	rgb(76, 101, 203)
HSL	hsl(228, 55%, 55%)
HSV	hsv(228, 63%, 80%)
CMYK	cmyk(62.6%, 50.2%, 0%, 20.4%)
CIE-LAB	lab(45.84, 22.72, -55.91)
CIE-LCH	lch(45.84, 60.35, 292.12°)
OKLab	oklab(54.16% -0.0001 -0.1602)
OKLCH	oklch(54.16% 0.16 270)
XYZ	xyz(18.4100, 15.1541, 58.4432)
Luminance	0.1516 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C65CB #CBB24C

analogous

#4CA5CB #4C65CB #734CCB

triadic

#4C65CB #CB4C65 #65CB4C

tetradic

#4C65CB #CB4CA5 #CBB24C #4CCB73

square

#4C65CB #CB4CA5 #CBB24C #4CCB73

split-complementary

#4C65CB #CB734C #A5CB4C

monochromatic

#233479 #3149A9 #4C65CB #7B8ED9 #ABB7E7

Accessibility & contrast

On white

5.21

#4C65CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#4C65CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C65CB

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C65CB	#FFFFFF	#000000	##FFFFFF
##4C65CB	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C73CF

Deuteranopia (green-blind)

#0867C9

Tritanopia (blue-blind)

#007D8E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #4c65cb;
/* rgb */ color: rgb(76, 101, 203);
/* oklch */ color: oklch(54.2% 0.160 270.0);

Tailwind

colors: {
  custom: {
    50: '#8a90db',
    500: '#4c65cb',
    950: '#000000',
  },
}

SCSS

$custom: #4c65cb;
$custom-light: #8a90db;
$custom-dark: #000000;

JSON

{
  "hex": "#4c65cb",
  "rgb": {
    "r": 76,
    "g": 101,
    "b": 203
  },
  "hsl": {
    "h": 228.189,
    "s": 54.978,
    "l": 54.706
  },
  "oklch": {
    "l": 0.54159,
    "c": 0.16017,
    "h": 270
  },
  "luminance": 0.15156
}

Semantic roles & 50–950 ramp

primary

#4C65CB

secondary

#D4CA9F

accent

#C149DE

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4C65CB

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

Preview Lab → · Contrast checker → · Palette generator →