#4C59DB#4C59DB

#4C59DB is a mid, vivid blue. Relative luminance 0.138; OKLCH L 53.1% C 0.197 H 273.3°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#4C59DB
RGB	rgb(76, 89, 219)
HSL	hsl(235, 67%, 58%)
HSV	hsv(235, 65%, 86%)
CMYK	cmyk(65.3%, 59.4%, 0%, 14.1%)
CIE-LAB	lab(43.94, 35.72, -68.16)
CIE-LCH	lch(43.94, 76.95, 297.66°)
OKLab	oklab(53.09% 0.0114 -0.1963)
OKLCH	oklch(53.09% 0.197 273.3)
XYZ	xyz(19.3348, 13.7940, 68.6477)
Luminance	0.1380 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C59DB #DBCE4C

analogous

#4CA1DB #4C59DB #864CDB

triadic

#4C59DB #DB4C59 #59DB4C

tetradic

#4C59DB #DB4CA1 #DBCE4C #4CDB86

square

#4C59DB #DB4CA1 #DBCE4C #4CDB86

split-complementary

#4C59DB #DB864C #A1DB4C

monochromatic

#1D2790 #2735C3 #4C59DB #7F88E5 #B2B8EF

Accessibility & contrast

On white

5.59

#4C59DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#4C59DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C59DB

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C59DB	#FFFFFF	#000000	##FFFFFF
##4C59DB	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EDF

Deuteranopia (green-blind)

#0062D8

Tritanopia (blue-blind)

#007991

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4c59db;
/* rgb */ color: rgb(76, 89, 219);
/* oklch */ color: oklch(53.1% 0.197 273.3);

Tailwind

colors: {
  custom: {
    50: '#8e88e7',
    500: '#4c59db',
    950: '#000000',
  },
}

SCSS

$custom: #4c59db;
$custom-light: #8e88e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4c59db",
  "rgb": {
    "r": 76,
    "g": 89,
    "b": 219
  },
  "hsl": {
    "h": 234.545,
    "s": 66.512,
    "l": 57.843
  },
  "oklch": {
    "l": 0.53086,
    "c": 0.19666,
    "h": 273.3
  },
  "luminance": 0.13796
}

Semantic roles & 50–950 ramp

primary

#4C59DB

secondary

#DED9A5

accent

#DA3EE9

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4C59DB

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

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