#4256BF#4256BF

#4256BF is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.7% C 0.166 H 271.0°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#4256BF
RGB	rgb(66, 86, 191)
HSL	hsl(230, 49%, 50%)
HSV	hsv(230, 65%, 75%)
CMYK	cmyk(65.4%, 55%, 0%, 25.1%)
CIE-LAB	lab(40.53, 26.39, -57.58)
CIE-LCH	lch(40.53, 63.33, 294.62°)
OKLab	oklab(49.74% 0.003 -0.1655)
OKLCH	oklch(49.74% 0.166 271)
XYZ	xyz(14.9754, 11.5741, 50.7249)
Luminance	0.1158 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4256BF #BFAB42

analogous

#4294BF #4256BF #6C42BF

triadic

#4256BF #BF4256 #56BF42

tetradic

#4256BF #BF4294 #BFAB42 #42BF6C

square

#4256BF #BF4294 #BFAB42 #42BF6C

split-complementary

#4256BF #BF6C42 #94BF42

monochromatic

#222D65 #324192 #4256BF #707FCE #9DA8DE

Accessibility & contrast

On white

6.33

#4256BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#4256BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4256BF

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4256BF	#FFFFFF	#000000	##FFFFFF
##4256BF	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C3

Deuteranopia (green-blind)

#005ABD

Tritanopia (blue-blind)

#006F82

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4256bf;
/* rgb */ color: rgb(66, 86, 191);
/* oklch */ color: oklch(49.7% 0.166 271.0);

Tailwind

colors: {
  custom: {
    50: '#8485d3',
    500: '#4256bf',
    950: '#000000',
  },
}

SCSS

$custom: #4256bf;
$custom-light: #8485d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4256bf",
  "rgb": {
    "r": 66,
    "g": 86,
    "b": 191
  },
  "hsl": {
    "h": 230.4,
    "s": 49.407,
    "l": 50.392
  },
  "oklch": {
    "l": 0.49742,
    "c": 0.16552,
    "h": 271
  },
  "luminance": 0.11575
}

Semantic roles & 50–950 ramp

primary

#4256BF

secondary

#CAC193

accent

#C34FD9

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #4256BF

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

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