#4159B4#4159B4

#4159B4 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.5% C 0.147 H 269.3°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#4159B4
RGB	rgb(65, 89, 180)
HSL	hsl(227, 47%, 48%)
HSV	hsv(227, 64%, 71%)
CMYK	cmyk(63.9%, 50.6%, 0%, 29.4%)
CIE-LAB	lab(40.51, 20.39, -51.17)
CIE-LCH	lch(40.51, 55.08, 291.73°)
OKLab	oklab(49.47% -0.0017 -0.1466)
OKLCH	oklch(49.47% 0.147 269.3)
XYZ	xyz(13.9878, 11.5626, 44.6658)
Luminance	0.1156 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4159B4 #B49C41

analogous

#4192B4 #4159B4 #6241B4

triadic

#4159B4 #B44159 #59B441

tetradic

#4159B4 #B44192 #B49C41 #41B462

square

#4159B4 #B44192 #B49C41 #41B462

split-complementary

#4159B4 #B46241 #92B441

monochromatic

#212D5A #314387 #4159B4 #697DC9 #96A4D9

Accessibility & contrast

On white

6.34

#4159B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#4159B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4159B4

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4159B4	#FFFFFF	#000000	##FFFFFF
##4159B4	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2665B7

Deuteranopia (green-blind)

#045BB2

Tritanopia (blue-blind)

#006E7E

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4159b4;
/* rgb */ color: rgb(65, 89, 180);
/* oklch */ color: oklch(49.5% 0.147 269.3);

Tailwind

colors: {
  custom: {
    50: '#8187cb',
    500: '#4159b4',
    950: '#000000',
  },
}

SCSS

$custom: #4159b4;
$custom-light: #8187cb;
$custom-dark: #000000;

JSON

{
  "hex": "#4159b4",
  "rgb": {
    "r": 65,
    "g": 89,
    "b": 180
  },
  "hsl": {
    "h": 227.478,
    "s": 46.939,
    "l": 48.039
  },
  "oklch": {
    "l": 0.49471,
    "c": 0.14664,
    "h": 269.3
  },
  "luminance": 0.11564
}

Semantic roles & 50–950 ramp

primary

#4159B4

secondary

#C5B98C

accent

#BB51D7

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #4159B4

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

Preview Lab → · Contrast checker → · Palette generator →