#4B7CCB#4B7CCB

#4B7CCB is a mid, vivid blue. Relative luminance 0.202; OKLCH L 58.9% C 0.133 H 259.5°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#4B7CCB
RGB	rgb(75, 124, 203)
HSL	hsl(217, 55%, 55%)
HSV	hsv(217, 63%, 80%)
CMYK	cmyk(63.1%, 38.9%, 0%, 20.4%)
CIE-LAB	lab(52.09, 8.24, -45.93)
CIE-LCH	lch(52.09, 46.66, 280.18°)
OKLab	oklab(58.93% -0.0241 -0.1306)
OKLCH	oklch(58.93% 0.133 259.5)
XYZ	xyz(20.8850, 20.2210, 59.2908)
Luminance	0.2022 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B7CCB #CB9A4B

analogous

#4BBCCB #4B7CCB #5A4BCB

triadic

#4B7CCB #CB4B7C #7CCB4B

tetradic

#4B7CCB #CB4BBC #CB9A4B #4BCB5A

square

#4B7CCB #CB4BBC #CB9A4B #4BCB5A

split-complementary

#4B7CCB #CB5A4B #BCCB4B

monochromatic

#234479 #315EA8 #4B7CCB #7A9FD9 #AAC1E6

Accessibility & contrast

On white

4.16

#4B7CCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#4B7CCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B7CCB

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B7CCB	#FFFFFF	#000000	##000000
##4B7CCB	1.00	4.16	5.04	5.04
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5983CE

Deuteranopia (green-blind)

#4777C9

Tritanopia (blue-blind)

#008E9A

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #4b7ccb;
/* rgb */ color: rgb(75, 124, 203);
/* oklch */ color: oklch(58.9% 0.133 259.5);

Tailwind

colors: {
  custom: {
    50: '#89a1db',
    500: '#4b7ccb',
    950: '#000000',
  },
}

SCSS

$custom: #4b7ccb;
$custom-light: #89a1db;
$custom-dark: #000000;

JSON

{
  "hex": "#4b7ccb",
  "rgb": {
    "r": 75,
    "g": 124,
    "b": 203
  },
  "hsl": {
    "h": 217.031,
    "s": 55.172,
    "l": 54.51
  },
  "oklch": {
    "l": 0.58934,
    "c": 0.13279,
    "h": 259.5
  },
  "luminance": 0.20223
}

Semantic roles & 50–950 ramp

primary

#4B7CCB

secondary

#D4BF9E

accent

#A549DF

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0D0E15

muted

#7D7E83

Preview Lab

Preview with #4B7CCB

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

Preview Lab → · Contrast checker → · Palette generator →