#4159B7#4159B7

#4159B7 is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.7% C 0.151 H 269.4°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#4159B7
RGB	rgb(65, 89, 183)
HSL	hsl(228, 48%, 49%)
HSV	hsv(228, 64%, 72%)
CMYK	cmyk(64.5%, 51.4%, 0%, 28.2%)
CIE-LAB	lab(40.71, 21.46, -52.61)
CIE-LCH	lch(40.71, 56.82, 292.19°)
OKLab	oklab(49.69% -0.0014 -0.1509)
OKLCH	oklch(49.69% 0.151 269.4)
XYZ	xyz(14.2967, 11.6862, 46.2928)
Luminance	0.1169 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4159B7 #B79F41

analogous

#4194B7 #4159B7 #6441B7

triadic

#4159B7 #B74159 #59B741

tetradic

#4159B7 #B74194 #B79F41 #41B764

square

#4159B7 #B74194 #B79F41 #41B764

split-complementary

#4159B7 #B76441 #94B741

monochromatic

#212D5D #31438A #4159B7 #6B7ECA #98A5DA

Accessibility & contrast

On white

6.29

#4159B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#4159B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4159B7

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4159B7	#FFFFFF	#000000	##FFFFFF
##4159B7	1.00	6.29	3.34	6.29
#FFFFFF	6.29	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2266BA

Deuteranopia (green-blind)

#005BB5

Tritanopia (blue-blind)

#006F7F

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4159b7;
/* rgb */ color: rgb(65, 89, 183);
/* oklch */ color: oklch(49.7% 0.151 269.4);

Tailwind

colors: {
  custom: {
    50: '#8287cd',
    500: '#4159b7',
    950: '#000000',
  },
}

SCSS

$custom: #4159b7;
$custom-light: #8287cd;
$custom-dark: #000000;

JSON

{
  "hex": "#4159b7",
  "rgb": {
    "r": 65,
    "g": 89,
    "b": 183
  },
  "hsl": {
    "h": 227.797,
    "s": 47.581,
    "l": 48.627
  },
  "oklch": {
    "l": 0.49687,
    "c": 0.15087,
    "h": 269.4
  },
  "luminance": 0.11687
}

Semantic roles & 50–950 ramp

primary

#4159B7

secondary

#C6BB8E

accent

#BC51D7

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #4159B7

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

Preview Lab → · Contrast checker → · Palette generator →