#4C7FCB#4C7FCB

#4C7FCB is a mid, vivid blue. Relative luminance 0.210; OKLCH L 59.6% C 0.129 H 258.2°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#4C7FCB
RGB	rgb(76, 127, 203)
HSL	hsl(216, 55%, 55%)
HSV	hsv(216, 63%, 80%)
CMYK	cmyk(62.6%, 37.4%, 0%, 20.4%)
CIE-LAB	lab(52.98, 6.61, -44.51)
CIE-LCH	lch(52.98, 45.00, 278.44°)
OKLab	oklab(59.64% -0.0264 -0.1264)
OKLCH	oklch(59.64% 0.129 258.2)
XYZ	xyz(21.3455, 21.0251, 59.4217)
Luminance	0.2103 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C7FCB #CB984C

analogous

#4CBECB #4C7FCB #594CCB

triadic

#4C7FCB #CB4C7F #7FCB4C

tetradic

#4C7FCB #CB4CBE #CB984C #4CCB59

square

#4C7FCB #CB4CBE #CB984C #4CCB59

split-complementary

#4C7FCB #CB594C #BECB4C

monochromatic

#234679 #3161A9 #4C7FCB #7BA1D9 #ABC3E7

Accessibility & contrast

On white

4.03

#4C7FCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.21

#4C7FCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C7FCB

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C7FCB	#FFFFFF	#000000	##000000
##4C7FCB	1.00	4.03	5.21	5.21
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.21	21.00	1.00	1.00
##000000	5.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E85CE

Deuteranopia (green-blind)

#4C79C9

Tritanopia (blue-blind)

#00909B

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #4c7fcb;
/* rgb */ color: rgb(76, 127, 203);
/* oklch */ color: oklch(59.6% 0.129 258.2);

Tailwind

colors: {
  custom: {
    50: '#89a3db',
    500: '#4c7fcb',
    950: '#000000',
  },
}

SCSS

$custom: #4c7fcb;
$custom-light: #89a3db;
$custom-dark: #000000;

JSON

{
  "hex": "#4c7fcb",
  "rgb": {
    "r": 76,
    "g": 127,
    "b": 203
  },
  "hsl": {
    "h": 215.906,
    "s": 54.978,
    "l": 54.706
  },
  "oklch": {
    "l": 0.59639,
    "c": 0.12911,
    "h": 258.2
  },
  "luminance": 0.21027
}

Semantic roles & 50–950 ramp

primary

#4C7FCB

secondary

#D4BF9F

accent

#A349DE

background

#F8FAFD

surface

#F0F3FB

border

#CBCDD4

text

#0D0F15

muted

#7D7F83

Preview Lab

Preview with #4C7FCB

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

Preview Lab → · Contrast checker → · Palette generator →