#4058D5#4058D5

#4058D5 is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.8% C 0.193 H 270.0°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#4058D5
RGB	rgb(64, 88, 213)
HSL	hsl(230, 64%, 54%)
HSV	hsv(230, 70%, 84%)
CMYK	cmyk(70%, 58.7%, 0%, 16.5%)
CIE-LAB	lab(42.57, 32.59, -66.98)
CIE-LCH	lch(42.57, 74.49, 295.94°)
OKLab	oklab(51.75% -0.0001 -0.1932)
OKLCH	oklch(51.75% 0.193 270)
XYZ	xyz(17.6102, 12.8718, 64.4943)
Luminance	0.1287 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4058D5 #D5BD40

analogous

#40A2D5 #4058D5 #7340D5

triadic

#4058D5 #D54058 #58D540

tetradic

#4058D5 #D540A2 #D5BD40 #40D573

square

#4058D5 #D540A2 #D5BD40 #40D573

split-complementary

#4058D5 #D57340 #A2D540

monochromatic

#1C2C7F #273DB1 #4058D5 #7284E0 #A4B0EB

Accessibility & contrast

On white

5.87

#4058D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#4058D5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4058D5

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4058D5	#FFFFFF	#000000	##FFFFFF
##4058D5	1.00	5.87	3.57	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD9

Deuteranopia (green-blind)

#005ED3

Tritanopia (blue-blind)

#00778E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4058d5;
/* rgb */ color: rgb(64, 88, 213);
/* oklch */ color: oklch(51.8% 0.193 270.0);

Tailwind

colors: {
  custom: {
    50: '#8787e3',
    500: '#4058d5',
    950: '#000000',
  },
}

SCSS

$custom: #4058d5;
$custom-light: #8787e3;
$custom-dark: #000000;

JSON

{
  "hex": "#4058d5",
  "rgb": {
    "r": 64,
    "g": 88,
    "b": 213
  },
  "hsl": {
    "h": 230.336,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.51751,
    "c": 0.19317,
    "h": 270
  },
  "luminance": 0.12874
}

Semantic roles & 50–950 ramp

primary

#4058D5

secondary

#D8CE99

accent

#CC41E7

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #4058D5

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

Preview Lab → · Contrast checker → · Palette generator →