#4C88EF#4C88EF

#4C88EF is a light, vivid blue. Relative luminance 0.254; OKLCH L 63.7% C 0.167 H 260.5°. Best body text is #000000 at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#4C88EF
RGB	rgb(76, 136, 239)
HSL	hsl(218, 84%, 62%)
HSV	hsv(218, 68%, 94%)
CMYK	cmyk(68.2%, 43.1%, 0%, 6.3%)
CIE-LAB	lab(57.44, 13.59, -57.61)
CIE-LCH	lch(57.44, 59.19, 283.27°)
OKLab	oklab(63.73% -0.0277 -0.1647)
OKLCH	oklch(63.73% 0.167 260.5)
XYZ	xyz(27.3591, 25.3740, 85.1004)
Luminance	0.2538 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C88EF #EFB34C

analogous

#4CDAEF #4C88EF #624CEF

triadic

#4C88EF #EF4C88 #88EF4C

tetradic

#4C88EF #EF4CDA #EFB34C #4CEF62

square

#4C88EF #EF4CDA #EFB34C #4CEF62

split-complementary

#4C88EF #EF624C #DAEF4C

monochromatic

#104BB1 #1563E9 #4C88EF #84ADF4 #BCD3F9

Accessibility & contrast

On white

3.46

#4C88EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.08

#4C88EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C88EF

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C88EF	#FFFFFF	#000000	##000000
##4C88EF	1.00	3.46	6.08	6.08
#FFFFFF	3.46	1.00	21.00	21.00
#000000	6.08	21.00	1.00	1.00
##000000	6.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5692F3

Deuteranopia (green-blind)

#3A83ED

Tritanopia (blue-blind)

#00A0B0

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4c88ef;
/* rgb */ color: rgb(76, 136, 239);
/* oklch */ color: oklch(63.7% 0.167 260.5);

Tailwind

colors: {
  custom: {
    50: '#8faaf5',
    500: '#4c88ef',
    950: '#000000',
  },
}

SCSS

$custom: #4c88ef;
$custom-light: #8faaf5;
$custom-dark: #000000;

JSON

{
  "hex": "#4c88ef",
  "rgb": {
    "r": 76,
    "g": 136,
    "b": 239
  },
  "hsl": {
    "h": 217.914,
    "s": 83.59,
    "l": 61.765
  },
  "oklch": {
    "l": 0.63733,
    "c": 0.16698,
    "h": 260.5
  },
  "luminance": 0.25377
}

Semantic roles & 50–950 ramp

primary

#4C88EF

secondary

#EAD3AD

accent

#9005E0

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #4C88EF

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

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