#4256AF#4256AF

#4256AF is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.6% C 0.143 H 270.7°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#4256AF
RGB	rgb(66, 86, 175)
HSL	hsl(229, 45%, 47%)
HSV	hsv(229, 62%, 69%)
CMYK	cmyk(62.3%, 50.9%, 0%, 31.4%)
CIE-LAB	lab(39.42, 20.75, -49.97)
CIE-LCH	lch(39.42, 54.11, 292.54°)
OKLab	oklab(48.56% 0.0018 -0.1431)
OKLCH	oklch(48.56% 0.143 270.7)
XYZ	xyz(13.3098, 10.9079, 41.9532)
Luminance	0.1091 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4256AF #AF9B42

analogous

#428CAF #4256AF #6542AF

triadic

#4256AF #AF4256 #56AF42

tetradic

#4256AF #AF428C #AF9B42 #42AF65

square

#4256AF #AF428C #AF9B42 #42AF65

split-complementary

#4256AF #AF6542 #8CAF42

monochromatic

#202A56 #314083 #4256AF #6879C6 #95A1D7

Accessibility & contrast

On white

6.60

#4256AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#4256AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4256AF

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4256AF	#FFFFFF	#000000	##FFFFFF
##4256AF	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2562B2

Deuteranopia (green-blind)

#0858AD

Tritanopia (blue-blind)

#006B7A

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4256af;
/* rgb */ color: rgb(66, 86, 175);
/* oklch */ color: oklch(48.6% 0.143 270.7);

Tailwind

colors: {
  custom: {
    50: '#8185c7',
    500: '#4256af',
    950: '#000000',
  },
}

SCSS

$custom: #4256af;
$custom-light: #8185c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4256af",
  "rgb": {
    "r": 66,
    "g": 86,
    "b": 175
  },
  "hsl": {
    "h": 228.991,
    "s": 45.228,
    "l": 47.255
  },
  "oklch": {
    "l": 0.48556,
    "c": 0.14313,
    "h": 270.7
  },
  "luminance": 0.10909
}

Semantic roles & 50–950 ramp

primary

#4256AF

secondary

#C2B88A

accent

#BD53D5

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #4256AF

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

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