#4B83BB#4B83BB

#4B83BB is a mid, moderate cyan. Relative luminance 0.213; OKLCH L 59.6% C 0.105 H 250.0°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#4B83BB
RGB	rgb(75, 131, 187)
HSL	hsl(210, 45%, 51%)
HSV	hsv(210, 60%, 73%)
CMYK	cmyk(59.9%, 29.9%, 0%, 26.7%)
CIE-LAB	lab(53.29, -1.36, -34.90)
CIE-LCH	lch(53.29, 34.92, 267.78°)
OKLab	oklab(59.61% -0.0358 -0.0983)
OKLCH	oklch(59.61% 0.105 250)
XYZ	xyz(19.9843, 21.3145, 50.0650)
Luminance	0.2132 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B83BB #BB834B

analogous

#4BBBBB #4B83BB #4B4BBB

triadic

#4B83BB #BB4B83 #83BB4B

tetradic

#4B83BB #BB4BBB #BB834B #4BBB4B

square

#4B83BB #BB4BBB #BB834B #4BBB4B

split-complementary

#4B83BB #BB4B4B #BBBB4B

monochromatic

#264665 #376492 #4B83BB #77A2CC #A4C0DD

Accessibility & contrast

On white

3.99

#4B83BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#4B83BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B83BB

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B83BB	#FFFFFF	#000000	##000000
##4B83BB	1.00	3.99	5.26	5.26
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B85BD

Deuteranopia (green-blind)

#5C7ABA

Tritanopia (blue-blind)

#009097

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #4b83bb;
/* rgb */ color: rgb(75, 131, 187);
/* oklch */ color: oklch(59.6% 0.105 250.0);

Tailwind

colors: {
  custom: {
    50: '#86a6cf',
    500: '#4b83bb',
    950: '#000000',
  },
}

SCSS

$custom: #4b83bb;
$custom-light: #86a6cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4b83bb",
  "rgb": {
    "r": 75,
    "g": 131,
    "b": 187
  },
  "hsl": {
    "h": 210,
    "s": 45.161,
    "l": 51.373
  },
  "oklch": {
    "l": 0.59615,
    "c": 0.10465,
    "h": 250
  },
  "luminance": 0.21316
}

Semantic roles & 50–950 ramp

primary

#4B83BB

secondary

#CAB198

accent

#9453D5

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C0F14

muted

#7D7F82

Preview Lab

Preview with #4B83BB

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

Preview Lab → · Contrast checker → · Palette generator →