#4B88DB#4B88DB

#4B88DB is a light, vivid cyan. Relative luminance 0.242; OKLCH L 62.5% C 0.141 H 256.7°. Best body text is #000000 at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#4B88DB
RGB	rgb(75, 136, 219)
HSL	hsl(215, 67%, 58%)
HSV	hsv(215, 66%, 86%)
CMYK	cmyk(65.8%, 37.9%, 0%, 14.1%)
CIE-LAB	lab(56.30, 6.50, -48.27)
CIE-LCH	lch(56.30, 48.71, 277.67°)
OKLab	oklab(62.49% -0.0326 -0.1373)
OKLCH	oklch(62.49% 0.141 256.7)
XYZ	xyz(24.4874, 24.2162, 70.3878)
Luminance	0.2422 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B88DB #DB9E4B

analogous

#4BD0DB #4B88DB #564BDB

triadic

#4B88DB #DB4B88 #88DB4B

tetradic

#4B88DB #DB4BD0 #DB9E4B #4BDB56

square

#4B88DB #DB4BD0 #DB9E4B #4BDB56

split-complementary

#4B88DB #DB564B #D0DB4B

monochromatic

#1D4D8F #2769C2 #4B88DB #7EAAE5 #B1CBEF

Accessibility & contrast

On white

3.59

#4B88DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.84

#4B88DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B88DB

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B88DB	#FFFFFF	#000000	##000000
##4B88DB	1.00	3.59	5.84	5.84
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.84	21.00	1.00	1.00
##000000	5.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#638EDE

Deuteranopia (green-blind)

#4E81D9

Tritanopia (blue-blind)

#009BA7

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #4b88db;
/* rgb */ color: rgb(75, 136, 219);
/* oklch */ color: oklch(62.5% 0.141 256.7);

Tailwind

colors: {
  custom: {
    50: '#8baae6',
    500: '#4b88db',
    950: '#000000',
  },
}

SCSS

$custom: #4b88db;
$custom-light: #8baae6;
$custom-dark: #000000;

JSON

{
  "hex": "#4b88db",
  "rgb": {
    "r": 75,
    "g": 136,
    "b": 219
  },
  "hsl": {
    "h": 214.583,
    "s": 66.667,
    "l": 57.647
  },
  "oklch": {
    "l": 0.62488,
    "c": 0.14109,
    "h": 256.7
  },
  "luminance": 0.24219
}

Semantic roles & 50–950 ramp

primary

#4B88DB

secondary

#DEC5A4

accent

#A13EEA

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4B88DB

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

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