#4058CA#4058CA

#4058CA is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.9% C 0.179 H 269.9°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#4058CA
RGB	rgb(64, 88, 202)
HSL	hsl(230, 57%, 52%)
HSV	hsv(230, 68%, 79%)
CMYK	cmyk(68.3%, 56.4%, 0%, 20.8%)
CIE-LAB	lab(41.74, 28.70, -62.00)
CIE-LCH	lch(41.74, 68.32, 294.83°)
OKLab	oklab(50.87% -0.0003 -0.1785)
OKLCH	oklch(50.87% 0.179 269.9)
XYZ	xyz(16.2611, 12.3321, 57.3890)
Luminance	0.1233 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4058CA #CAB240

analogous

#409DCA #4058CA #6D40CA

triadic

#4058CA #CA4058 #58CA40

tetradic

#4058CA #CA409D #CAB240 #40CA6D

square

#4058CA #CA409D #CAB240 #40CA6D

split-complementary

#4058CA #CA6D40 #9DCA40

monochromatic

#1F2D70 #2C41A0 #4058CA #7082D7 #A0ACE5

Accessibility & contrast

On white

6.06

#4058CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#4058CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4058CA

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4058CA	#FFFFFF	#000000	##FFFFFF
##4058CA	1.00	6.06	3.47	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069CE

Deuteranopia (green-blind)

#005CC8

Tritanopia (blue-blind)

#007488

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4058ca;
/* rgb */ color: rgb(64, 88, 202);
/* oklch */ color: oklch(50.9% 0.179 269.9);

Tailwind

colors: {
  custom: {
    50: '#8586db',
    500: '#4058ca',
    950: '#000000',
  },
}

SCSS

$custom: #4058ca;
$custom-light: #8586db;
$custom-dark: #000000;

JSON

{
  "hex": "#4058ca",
  "rgb": {
    "r": 64,
    "g": 88,
    "b": 202
  },
  "hsl": {
    "h": 229.565,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.50871,
    "c": 0.17854,
    "h": 269.9
  },
  "luminance": 0.12334
}

Semantic roles & 50–950 ramp

primary

#4058CA

secondary

#D1C795

accent

#C548E0

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #4058CA

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

Preview Lab → · Contrast checker → · Palette generator →