#4E63CC#4E63CC

#4E63CC is a mid, vivid blue. Relative luminance 0.149; OKLCH L 53.9% C 0.164 H 271.4°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#4E63CC
RGB	rgb(78, 99, 204)
HSL	hsl(230, 55%, 55%)
HSV	hsv(230, 62%, 80%)
CMYK	cmyk(61.8%, 51.5%, 0%, 20%)
CIE-LAB	lab(45.50, 24.68, -57.03)
CIE-LCH	lch(45.50, 62.15, 293.40°)
OKLab	oklab(53.95% 0.004 -0.1635)
OKLCH	oklch(53.95% 0.164 271.4)
XYZ	xyz(18.4992, 14.9015, 59.0164)
Luminance	0.1490 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E63CC #CCB74E

analogous

#4EA2CC #4E63CC #784ECC

triadic

#4E63CC #CC4E63 #63CC4E

tetradic

#4E63CC #CC4EA2 #CCB74E #4ECC78

square

#4E63CC #CC4EA2 #CCB74E #4ECC78

split-complementary

#4E63CC #CC784E #A2CC4E

monochromatic

#24327C #3146AB #4E63CC #7E8DDA #ADB7E7

Accessibility & contrast

On white

5.28

#4E63CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#4E63CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E63CC

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E63CC	#FFFFFF	#000000	##FFFFFF
##4E63CC	1.00	5.28	3.98	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2672D0

Deuteranopia (green-blind)

#0066CA

Tritanopia (blue-blind)

#007B8E

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #4e63cc;
/* rgb */ color: rgb(78, 99, 204);
/* oklch */ color: oklch(53.9% 0.164 271.4);

Tailwind

colors: {
  custom: {
    50: '#8b8fdc',
    500: '#4e63cc',
    950: '#000000',
  },
}

SCSS

$custom: #4e63cc;
$custom-light: #8b8fdc;
$custom-dark: #000000;

JSON

{
  "hex": "#4e63cc",
  "rgb": {
    "r": 78,
    "g": 99,
    "b": 204
  },
  "hsl": {
    "h": 230,
    "s": 55.263,
    "l": 55.294
  },
  "oklch": {
    "l": 0.53949,
    "c": 0.16351,
    "h": 271.4
  },
  "luminance": 0.14903
}

Semantic roles & 50–950 ramp

primary

#4E63CC

secondary

#D5CCA1

accent

#C649DF

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4E63CC

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

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