#4159BE#4159BE

#4159BE is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.2% C 0.161 H 269.7°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#4159BE
RGB	rgb(65, 89, 190)
HSL	hsl(228, 49%, 50%)
HSV	hsv(228, 66%, 75%)
CMYK	cmyk(65.8%, 53.2%, 0%, 25.5%)
CIE-LAB	lab(41.19, 23.94, -55.93)
CIE-LCH	lch(41.19, 60.84, 293.18°)
OKLab	oklab(50.2% -0.0008 -0.1606)
OKLCH	oklch(50.2% 0.161 269.7)
XYZ	xyz(15.0435, 11.9849, 50.2258)
Luminance	0.1199 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4159BE #BEA641

analogous

#4198BE #4159BE #6741BE

triadic

#4159BE #BE4159 #59BE41

tetradic

#4159BE #BE4198 #BEA641 #41BE67

square

#4159BE #BE4198 #BEA641 #41BE67

split-complementary

#4159BE #BE6741 #98BE41

monochromatic

#222E63 #314490 #4159BE #6F81CE #9CA9DD

Accessibility & contrast

On white

6.18

#4159BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#4159BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4159BE

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4159BE	#FFFFFF	#000000	##FFFFFF
##4159BE	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1567C2

Deuteranopia (green-blind)

#005CBC

Tritanopia (blue-blind)

#007183

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4159be;
/* rgb */ color: rgb(65, 89, 190);
/* oklch */ color: oklch(50.2% 0.161 269.7);

Tailwind

colors: {
  custom: {
    50: '#8387d2',
    500: '#4159be',
    950: '#000000',
  },
}

SCSS

$custom: #4159be;
$custom-light: #8387d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4159be",
  "rgb": {
    "r": 65,
    "g": 89,
    "b": 190
  },
  "hsl": {
    "h": 228.48,
    "s": 49.02,
    "l": 50
  },
  "oklch": {
    "l": 0.50202,
    "c": 0.16062,
    "h": 269.7
  },
  "luminance": 0.11986
}

Semantic roles & 50–950 ramp

primary

#4159BE

secondary

#C9BF91

accent

#BE4FD9

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #4159BE

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

Preview Lab → · Contrast checker → · Palette generator →