#4158C0#4158C0

#4158C0 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.2% C 0.165 H 270.1°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#4158C0
RGB	rgb(65, 88, 192)
HSL	hsl(229, 50%, 50%)
HSV	hsv(229, 66%, 75%)
CMYK	cmyk(66.1%, 54.2%, 0%, 24.7%)
CIE-LAB	lab(41.07, 25.30, -57.29)
CIE-LCH	lch(41.07, 62.63, 293.82°)
OKLab	oklab(50.15% 0.0002 -0.1646)
OKLCH	oklch(50.15% 0.165 270.1)
XYZ	xyz(15.1809, 11.9076, 51.3573)
Luminance	0.1191 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4158C0 #C0A941

analogous

#4197C0 #4158C0 #6941C0

triadic

#4158C0 #C04158 #58C041

tetradic

#4158C0 #C04197 #C0A941 #41C069

square

#4158C0 #C04197 #C0A941 #41C069

split-complementary

#4158C0 #C06941 #97C041

monochromatic

#222E65 #314393 #4158C0 #6F80CF #9DA9DE

Accessibility & contrast

On white

6.21

#4158C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#4158C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4158C0

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4158C0	#FFFFFF	#000000	##FFFFFF
##4158C0	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0967C4

Deuteranopia (green-blind)

#005BBE

Tritanopia (blue-blind)

#007183

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4158c0;
/* rgb */ color: rgb(65, 88, 192);
/* oklch */ color: oklch(50.2% 0.165 270.1);

Tailwind

colors: {
  custom: {
    50: '#8486d4',
    500: '#4158c0',
    950: '#000000',
  },
}

SCSS

$custom: #4158c0;
$custom-light: #8486d4;
$custom-dark: #000000;

JSON

{
  "hex": "#4158c0",
  "rgb": {
    "r": 65,
    "g": 88,
    "b": 192
  },
  "hsl": {
    "h": 229.134,
    "s": 50.198,
    "l": 50.392
  },
  "oklch": {
    "l": 0.50154,
    "c": 0.16465,
    "h": 270.1
  },
  "luminance": 0.11909
}

Semantic roles & 50–950 ramp

primary

#4158C0

secondary

#CBC092

accent

#C04EDA

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #4158C0

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

Preview Lab → · Contrast checker → · Palette generator →