#4159BF#4159BF

#4159BF is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.3% C 0.162 H 269.7°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#4159BF
RGB	rgb(65, 89, 191)
HSL	hsl(229, 50%, 50%)
HSV	hsv(229, 66%, 75%)
CMYK	cmyk(66%, 53.4%, 0%, 25.1%)
CIE-LAB	lab(41.26, 24.30, -56.39)
CIE-LCH	lch(41.26, 61.41, 293.31°)
OKLab	oklab(50.28% -0.0008 -0.162)
OKLCH	oklch(50.28% 0.162 269.7)
XYZ	xyz(15.1531, 12.0288, 50.8033)
Luminance	0.1203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4159BF #BFA741

analogous

#4198BF #4159BF #6841BF

triadic

#4159BF #BF4159 #59BF41

tetradic

#4159BF #BF4198 #BFA741 #41BF68

square

#4159BF #BF4198 #BFA741 #41BF68

split-complementary

#4159BF #BF6841 #98BF41

monochromatic

#222E64 #314392 #4159BF #6F81CE #9DA9DE

Accessibility & contrast

On white

6.17

#4159BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#4159BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4159BF

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4159BF	#FFFFFF	#000000	##FFFFFF
##4159BF	1.00	6.17	3.41	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1367C3

Deuteranopia (green-blind)

#005CBD

Tritanopia (blue-blind)

#007183

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4159bf;
/* rgb */ color: rgb(65, 89, 191);
/* oklch */ color: oklch(50.3% 0.162 269.7);

Tailwind

colors: {
  custom: {
    50: '#8387d3',
    500: '#4159bf',
    950: '#000000',
  },
}

SCSS

$custom: #4159bf;
$custom-light: #8387d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4159bf",
  "rgb": {
    "r": 65,
    "g": 89,
    "b": 191
  },
  "hsl": {
    "h": 228.571,
    "s": 49.606,
    "l": 50.196
  },
  "oklch": {
    "l": 0.50276,
    "c": 0.162,
    "h": 269.7
  },
  "luminance": 0.1203
}

Semantic roles & 50–950 ramp

primary

#4159BF

secondary

#CABF92

accent

#BF4FD9

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #4159BF

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

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