#4256B9#4256B9

#4256B9 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.3% C 0.157 H 270.9°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#4256B9
RGB	rgb(66, 86, 185)
HSL	hsl(230, 47%, 49%)
HSV	hsv(230, 64%, 73%)
CMYK	cmyk(64.3%, 53.5%, 0%, 27.5%)
CIE-LAB	lab(40.11, 24.27, -54.76)
CIE-LCH	lch(40.11, 59.89, 293.90°)
OKLab	oklab(49.29% 0.0026 -0.1572)
OKLCH	oklch(49.29% 0.157 270.9)
XYZ	xyz(14.3286, 11.3153, 47.3185)
Luminance	0.1132 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4256B9 #B9A542

analogous

#4292B9 #4256B9 #6A42B9

triadic

#4256B9 #B94256 #56B942

tetradic

#4256B9 #B94292 #B9A542 #42B96A

square

#4256B9 #B94292 #B9A542 #42B96A

split-complementary

#4256B9 #B96A42 #92B942

monochromatic

#222C5F #32418C #4256B9 #6D7DCB #9AA5DB

Accessibility & contrast

On white

6.44

#4256B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#4256B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4256B9

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4256B9	#FFFFFF	#000000	##FFFFFF
##4256B9	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1464BC

Deuteranopia (green-blind)

#0059B7

Tritanopia (blue-blind)

#006D7F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4256b9;
/* rgb */ color: rgb(66, 86, 185);
/* oklch */ color: oklch(49.3% 0.157 270.9);

Tailwind

colors: {
  custom: {
    50: '#8385cf',
    500: '#4256b9',
    950: '#000000',
  },
}

SCSS

$custom: #4256b9;
$custom-light: #8385cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4256b9",
  "rgb": {
    "r": 66,
    "g": 86,
    "b": 185
  },
  "hsl": {
    "h": 229.916,
    "s": 47.41,
    "l": 49.216
  },
  "oklch": {
    "l": 0.49288,
    "c": 0.15721,
    "h": 270.9
  },
  "luminance": 0.11317
}

Semantic roles & 50–950 ramp

primary

#4256B9

secondary

#C7BE90

accent

#C051D7

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4256B9

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

Preview Lab → · Contrast checker → · Palette generator →