#4E59CF#4E59CF

#4E59CF is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.3% C 0.180 H 274.3°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#4E59CF
RGB	rgb(78, 89, 207)
HSL	hsl(235, 57%, 56%)
HSV	hsv(235, 62%, 81%)
CMYK	cmyk(62.3%, 57%, 0%, 18.8%)
CIE-LAB	lab(43.16, 31.97, -62.54)
CIE-LCH	lch(43.16, 70.23, 297.08°)
OKLab	oklab(52.26% 0.0135 -0.1798)
OKLCH	oklch(52.26% 0.18 274.3)
XYZ	xyz(17.9730, 13.2680, 60.6332)
Luminance	0.1327 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E59CF #CFC44E

analogous

#4E99CF #4E59CF #834ECF

triadic

#4E59CF #CF4E59 #59CF4E

tetradic

#4E59CF #CF4E99 #CFC44E #4ECF83

square

#4E59CF #CF4E99 #CFC44E #4ECF83

split-complementary

#4E59CF #CF834E #99CF4E

monochromatic

#232B80 #303BB0 #4E59CF #7E86DC #AEB3E9

Accessibility & contrast

On white

5.75

#4E59CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#4E59CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E59CF

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E59CF	#FFFFFF	#000000	##FFFFFF
##4E59CF	1.00	5.75	3.65	5.75
#FFFFFF	5.75	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD3

Deuteranopia (green-blind)

#0060CD

Tritanopia (blue-blind)

#00758B

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4e59cf;
/* rgb */ color: rgb(78, 89, 207);
/* oklch */ color: oklch(52.3% 0.180 274.3);

Tailwind

colors: {
  custom: {
    50: '#8c87de',
    500: '#4e59cf',
    950: '#000000',
  },
}

SCSS

$custom: #4e59cf;
$custom-light: #8c87de;
$custom-dark: #000000;

JSON

{
  "hex": "#4e59cf",
  "rgb": {
    "r": 78,
    "g": 89,
    "b": 207
  },
  "hsl": {
    "h": 234.884,
    "s": 57.333,
    "l": 55.882
  },
  "oklch": {
    "l": 0.52264,
    "c": 0.18027,
    "h": 274.3
  },
  "luminance": 0.13269
}

Semantic roles & 50–950 ramp

primary

#4E59CF

secondary

#D7D3A2

accent

#D447E1

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4E59CF

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

Preview Lab → · Contrast checker → · Palette generator →