#4254C3#4254C3

#4254C3 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.7% C 0.173 H 271.6°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#4254C3
RGB	rgb(66, 84, 195)
HSL	hsl(232, 52%, 51%)
HSV	hsv(232, 66%, 76%)
CMYK	cmyk(66.2%, 56.9%, 0%, 23.5%)
CIE-LAB	lab(40.31, 29.07, -60.27)
CIE-LCH	lch(40.31, 66.91, 295.75°)
OKLab	oklab(49.67% 0.0049 -0.1734)
OKLCH	oklch(49.67% 0.174 271.6)
XYZ	xyz(15.2641, 11.4376, 53.0225)
Luminance	0.1144 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4254C3 #C3B142

analogous

#4294C3 #4254C3 #7042C3

triadic

#4254C3 #C34254 #54C342

tetradic

#4254C3 #C34294 #C3B142 #42C370

square

#4254C3 #C34294 #C3B142 #42C370

split-complementary

#4254C3 #C37042 #94C342

monochromatic

#212B69 #303F98 #4254C3 #707ED2 #9FA8E0

Accessibility & contrast

On white

6.39

#4254C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#4254C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4254C3

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4254C3	#FFFFFF	#000000	##FFFFFF
##4254C3	1.00	6.39	3.29	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C7

Deuteranopia (green-blind)

#0059C1

Tritanopia (blue-blind)

#006F83

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4254c3;
/* rgb */ color: rgb(66, 84, 195);
/* oklch */ color: oklch(49.7% 0.173 271.6);

Tailwind

colors: {
  custom: {
    50: '#8584d6',
    500: '#4254c3',
    950: '#000000',
  },
}

SCSS

$custom: #4254c3;
$custom-light: #8584d6;
$custom-dark: #000000;

JSON

{
  "hex": "#4254c3",
  "rgb": {
    "r": 66,
    "g": 84,
    "b": 195
  },
  "hsl": {
    "h": 231.628,
    "s": 51.807,
    "l": 51.176
  },
  "oklch": {
    "l": 0.49667,
    "c": 0.1735,
    "h": 271.6
  },
  "luminance": 0.11439
}

Semantic roles & 50–950 ramp

primary

#4254C3

secondary

#CDC594

accent

#C74DDB

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4254C3

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

Preview Lab → · Contrast checker → · Palette generator →