#4B8FDB#4B8FDB

#4B8FDB is a light, vivid cyan. Relative luminance 0.263; OKLCH L 64.0% C 0.134 H 252.9°. Best body text is #000000 at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#4B8FDB
RGB	rgb(75, 143, 219)
HSL	hsl(212, 67%, 58%)
HSV	hsv(212, 66%, 86%)
CMYK	cmyk(65.8%, 34.7%, 0%, 14.1%)
CIE-LAB	lab(58.28, 2.35, -45.15)
CIE-LCH	lch(58.28, 45.21, 272.98°)
OKLab	oklab(64.03% -0.0395 -0.1281)
OKLCH	oklch(64.03% 0.134 252.9)
XYZ	xyz(25.5056, 26.2527, 70.7272)
Luminance	0.2626 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B8FDB #DB974B

analogous

#4BD7DB #4B8FDB #4F4BDB

triadic

#4B8FDB #DB4B8F #8FDB4B

tetradic

#4B8FDB #DB4BD7 #DB974B #4BDB4F

square

#4B8FDB #DB4BD7 #DB974B #4BDB4F

split-complementary

#4B8FDB #DB4F4B #D7DB4B

monochromatic

#1D538F #2770C2 #4B8FDB #7EAFE5 #B1CEEF

Accessibility & contrast

On white

3.36

#4B8FDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.25

#4B8FDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B8FDB

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B8FDB	#FFFFFF	#000000	##000000
##4B8FDB	1.00	3.36	6.25	6.25
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.25	21.00	1.00	1.00
##000000	6.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E94DE

Deuteranopia (green-blind)

#5986D9

Tritanopia (blue-blind)

#00A1AB

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4b8fdb;
/* rgb */ color: rgb(75, 143, 219);
/* oklch */ color: oklch(64.0% 0.134 252.9);

Tailwind

colors: {
  custom: {
    50: '#8bafe6',
    500: '#4b8fdb',
    950: '#000000',
  },
}

SCSS

$custom: #4b8fdb;
$custom-light: #8bafe6;
$custom-dark: #000000;

JSON

{
  "hex": "#4b8fdb",
  "rgb": {
    "r": 75,
    "g": 143,
    "b": 219
  },
  "hsl": {
    "h": 211.667,
    "s": 66.667,
    "l": 57.647
  },
  "oklch": {
    "l": 0.64028,
    "c": 0.13401,
    "h": 252.9
  },
  "luminance": 0.26255
}

Semantic roles & 50–950 ramp

primary

#4B8FDB

secondary

#DEC3A4

accent

#993EEA

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4B8FDB

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

Preview Lab → · Contrast checker → · Palette generator →