#4B88DD#4B88DD

#4B88DD is a light, vivid cyan. Relative luminance 0.243; OKLCH L 62.6% C 0.144 H 257.1°. Best body text is #000000 at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#4B88DD
RGB	rgb(75, 136, 221)
HSL	hsl(215, 68%, 58%)
HSV	hsv(215, 66%, 87%)
CMYK	cmyk(66.1%, 38.5%, 0%, 13.3%)
CIE-LAB	lab(56.41, 7.19, -49.22)
CIE-LCH	lch(56.41, 49.75, 278.31°)
OKLab	oklab(62.6% -0.0321 -0.1401)
OKLCH	oklch(62.6% 0.144 257.1)
XYZ	xyz(24.7522, 24.3222, 71.7828)
Luminance	0.2432 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B88DD #DDA04B

analogous

#4BD1DD #4B88DD #574BDD

triadic

#4B88DD #DD4B88 #88DD4B

tetradic

#4B88DD #DD4BD1 #DDA04B #4BDD57

square

#4B88DD #DD4BD1 #DDA04B #4BDD57

split-complementary

#4B88DD #DD574B #D1DD4B

monochromatic

#1C4D92 #2568C5 #4B88DD #7EAAE7 #B2CCF0

Accessibility & contrast

On white

3.58

#4B88DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.87

#4B88DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B88DD

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B88DD	#FFFFFF	#000000	##000000
##4B88DD	1.00	3.58	5.87	5.87
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.87	21.00	1.00	1.00
##000000	5.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#628FE0

Deuteranopia (green-blind)

#4C81DB

Tritanopia (blue-blind)

#009CA8

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #4b88dd;
/* rgb */ color: rgb(75, 136, 221);
/* oklch */ color: oklch(62.6% 0.144 257.1);

Tailwind

colors: {
  custom: {
    50: '#8caae8',
    500: '#4b88dd',
    950: '#000000',
  },
}

SCSS

$custom: #4b88dd;
$custom-light: #8caae8;
$custom-dark: #000000;

JSON

{
  "hex": "#4b88dd",
  "rgb": {
    "r": 75,
    "g": 136,
    "b": 221
  },
  "hsl": {
    "h": 214.932,
    "s": 68.224,
    "l": 58.039
  },
  "oklch": {
    "l": 0.62604,
    "c": 0.1437,
    "h": 257.1
  },
  "luminance": 0.24325
}

Semantic roles & 50–950 ramp

primary

#4B88DD

secondary

#DFC7A5

accent

#A23DEB

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4B88DD

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

Preview Lab → · Contrast checker → · Palette generator →