#4254C5#4254C5

#4254C5 is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.8% C 0.176 H 271.6°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#4254C5
RGB	rgb(66, 84, 197)
HSL	hsl(232, 53%, 52%)
HSV	hsv(232, 66%, 77%)
CMYK	cmyk(66.5%, 57.4%, 0%, 22.7%)
CIE-LAB	lab(40.46, 29.77, -61.19)
CIE-LCH	lch(40.46, 68.05, 295.95°)
OKLab	oklab(49.83% 0.0049 -0.1761)
OKLCH	oklch(49.83% 0.176 271.6)
XYZ	xyz(15.4917, 11.5287, 54.2214)
Luminance	0.1153 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4254C5 #C5B342

analogous

#4296C5 #4254C5 #7242C5

triadic

#4254C5 #C54254 #54C542

tetradic

#4254C5 #C54296 #C5B342 #42C572

square

#4254C5 #C54296 #C5B342 #42C572

split-complementary

#4254C5 #C57242 #96C542

monochromatic

#212B6C #2F3E9A #4254C5 #717ED3 #A0A9E2

Accessibility & contrast

On white

6.35

#4254C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#4254C5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4254C5

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4254C5	#FFFFFF	#000000	##FFFFFF
##4254C5	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C9

Deuteranopia (green-blind)

#005AC3

Tritanopia (blue-blind)

#007084

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4254c5;
/* rgb */ color: rgb(66, 84, 197);
/* oklch */ color: oklch(49.8% 0.176 271.6);

Tailwind

colors: {
  custom: {
    50: '#8584d7',
    500: '#4254c5',
    950: '#000000',
  },
}

SCSS

$custom: #4254c5;
$custom-light: #8584d7;
$custom-dark: #000000;

JSON

{
  "hex": "#4254c5",
  "rgb": {
    "r": 66,
    "g": 84,
    "b": 197
  },
  "hsl": {
    "h": 231.756,
    "s": 53.036,
    "l": 51.569
  },
  "oklch": {
    "l": 0.49825,
    "c": 0.1762,
    "h": 271.6
  },
  "luminance": 0.1153
}

Semantic roles & 50–950 ramp

primary

#4254C5

secondary

#CEC695

accent

#C94BDC

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4254C5

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

Preview Lab → · Contrast checker → · Palette generator →