#4059C0#4059C0

#4059C0 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.3% C 0.164 H 269.4°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#4059C0
RGB	rgb(64, 89, 192)
HSL	hsl(228, 50%, 50%)
HSV	hsv(228, 67%, 75%)
CMYK	cmyk(66.7%, 53.6%, 0%, 24.7%)
CIE-LAB	lab(41.28, 24.50, -56.95)
CIE-LCH	lch(41.28, 62.00, 293.27°)
OKLab	oklab(50.3% -0.0017 -0.1637)
OKLCH	oklch(50.3% 0.164 269.4)
XYZ	xyz(15.1979, 12.0391, 51.3818)
Luminance	0.1204 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4059C0 #C0A740

analogous

#4099C0 #4059C0 #6740C0

triadic

#4059C0 #C04059 #59C040

tetradic

#4059C0 #C04099 #C0A740 #40C067

square

#4059C0 #C04099 #C0A740 #40C067

split-complementary

#4059C0 #C06740 #99C040

monochromatic

#212E64 #304392 #4059C0 #6E81CF #9CA9DE

Accessibility & contrast

On white

6.16

#4059C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#4059C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4059C0

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4059C0	#FFFFFF	#000000	##FFFFFF
##4059C0	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F67C4

Deuteranopia (green-blind)

#005CBE

Tritanopia (blue-blind)

#007284

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4059c0;
/* rgb */ color: rgb(64, 89, 192);
/* oklch */ color: oklch(50.3% 0.164 269.4);

Tailwind

colors: {
  custom: {
    50: '#8387d4',
    500: '#4059c0',
    950: '#000000',
  },
}

SCSS

$custom: #4059c0;
$custom-light: #8387d4;
$custom-dark: #000000;

JSON

{
  "hex": "#4059c0",
  "rgb": {
    "r": 64,
    "g": 89,
    "b": 192
  },
  "hsl": {
    "h": 228.281,
    "s": 50.394,
    "l": 50.196
  },
  "oklch": {
    "l": 0.50297,
    "c": 0.16368,
    "h": 269.4
  },
  "luminance": 0.12041
}

Semantic roles & 50–950 ramp

primary

#4059C0

secondary

#CBBF91

accent

#BF4EDA

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #4059C0

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

Preview Lab → · Contrast checker → · Palette generator →