#4159D8#4159D8

#4159D8 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 52.2% C 0.196 H 270.0°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#4159D8
RGB	rgb(65, 89, 216)
HSL	hsl(230, 66%, 55%)
HSV	hsv(230, 70%, 85%)
CMYK	cmyk(69.9%, 58.8%, 0%, 15.3%)
CIE-LAB	lab(43.10, 33.15, -67.83)
CIE-LCH	lch(43.10, 75.50, 296.04°)
OKLab	oklab(52.23% 0.0001 -0.1956)
OKLCH	oklch(52.23% 0.196 270)
XYZ	xyz(18.1428, 13.2246, 66.5489)
Luminance	0.1323 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4159D8 #D8C041

analogous

#41A4D8 #4159D8 #7541D8

triadic

#4159D8 #D84159 #59D841

tetradic

#4159D8 #D841A4 #D8C041 #41D875

square

#4159D8 #D841A4 #D8C041 #41D875

split-complementary

#4159D8 #D87541 #A4D841

monochromatic

#1B2C84 #253CB6 #4159D8 #7485E2 #A7B2ED

Accessibility & contrast

On white

5.76

#4159D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#4159D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4159D8

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4159D8	#FFFFFF	#000000	##FFFFFF
##4159D8	1.00	5.76	3.65	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DDC

Deuteranopia (green-blind)

#005FD6

Tritanopia (blue-blind)

#007990

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4159d8;
/* rgb */ color: rgb(65, 89, 216);
/* oklch */ color: oklch(52.2% 0.196 270.0);

Tailwind

colors: {
  custom: {
    50: '#8887e5',
    500: '#4159d8',
    950: '#000000',
  },
}

SCSS

$custom: #4159d8;
$custom-light: #8887e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4159d8",
  "rgb": {
    "r": 65,
    "g": 89,
    "b": 216
  },
  "hsl": {
    "h": 230.464,
    "s": 65.939,
    "l": 55.098
  },
  "oklch": {
    "l": 0.52231,
    "c": 0.19563,
    "h": 270
  },
  "luminance": 0.13226
}

Semantic roles & 50–950 ramp

primary

#4159D8

secondary

#DAD09B

accent

#CE3FE9

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #4159D8

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

Preview Lab → · Contrast checker → · Palette generator →