#4059BE#4059BE

#4059BE is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.1% C 0.161 H 269.3°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#4059BE
RGB	rgb(64, 89, 190)
HSL	hsl(228, 50%, 50%)
HSV	hsv(228, 66%, 75%)
CMYK	cmyk(66.3%, 53.2%, 0%, 25.5%)
CIE-LAB	lab(41.14, 23.78, -56.01)
CIE-LCH	lch(41.14, 60.85, 293.00°)
OKLab	oklab(50.15% -0.0018 -0.1609)
OKLCH	oklch(50.15% 0.161 269.3)
XYZ	xyz(14.9778, 11.9511, 50.2227)
Luminance	0.1195 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4059BE #BEA540

analogous

#4098BE #4059BE #6640BE

triadic

#4059BE #BE4059 #59BE40

tetradic

#4059BE #BE4098 #BEA540 #40BE66

square

#4059BE #BE4098 #BEA540 #40BE66

split-complementary

#4059BE #BE6640 #98BE40

monochromatic

#212E62 #314490 #4059BE #6D80CE #9BA8DD

Accessibility & contrast

On white

6.19

#4059BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#4059BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4059BE

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4059BE	#FFFFFF	#000000	##FFFFFF
##4059BE	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	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: #4059be;
/* rgb */ color: rgb(64, 89, 190);
/* oklch */ color: oklch(50.1% 0.161 269.3);

Tailwind

colors: {
  custom: {
    50: '#8387d2',
    500: '#4059be',
    950: '#000000',
  },
}

SCSS

$custom: #4059be;
$custom-light: #8387d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4059be",
  "rgb": {
    "r": 64,
    "g": 89,
    "b": 190
  },
  "hsl": {
    "h": 228.095,
    "s": 49.606,
    "l": 49.804
  },
  "oklch": {
    "l": 0.50147,
    "c": 0.16091,
    "h": 269.3
  },
  "luminance": 0.11952
}

Semantic roles & 50–950 ramp

primary

#4059BE

secondary

#C9BE90

accent

#BE4FD9

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #4059BE

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

Preview Lab → · Contrast checker → · Palette generator →