#4A88EF#4A88EF

#4A88EF is a light, vivid blue. Relative luminance 0.253; OKLCH L 63.7% C 0.168 H 260.0°. Best body text is #000000 at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#4A88EF
RGB	rgb(74, 136, 239)
HSL	hsl(217, 84%, 61%)
HSV	hsv(217, 69%, 94%)
CMYK	cmyk(69%, 43.1%, 0%, 6.3%)
CIE-LAB	lab(57.36, 13.30, -57.74)
CIE-LCH	lch(57.36, 59.25, 282.97°)
OKLab	oklab(63.65% -0.0292 -0.1651)
OKLCH	oklch(63.65% 0.168 260)
XYZ	xyz(27.2026, 25.2933, 85.0931)
Luminance	0.2530 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A88EF #EFB14A

analogous

#4ADAEF #4A88EF #5F4AEF

triadic

#4A88EF #EF4A88 #88EF4A

tetradic

#4A88EF #EF4ADA #EFB14A #4AEF5F

square

#4A88EF #EF4ADA #EFB14A #4AEF5F

split-complementary

#4A88EF #EF5F4A #DAEF4A

monochromatic

#0F4BAF #1464E7 #4A88EF #82ADF4 #BAD2F9

Accessibility & contrast

On white

3.47

#4A88EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.06

#4A88EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A88EF

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A88EF	#FFFFFF	#000000	##000000
##4A88EF	1.00	3.47	6.06	6.06
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.06	21.00	1.00	1.00
##000000	6.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5692F3

Deuteranopia (green-blind)

#3983ED

Tritanopia (blue-blind)

#00A0B0

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4a88ef;
/* rgb */ color: rgb(74, 136, 239);
/* oklch */ color: oklch(63.7% 0.168 260.0);

Tailwind

colors: {
  custom: {
    50: '#8eaaf5',
    500: '#4a88ef',
    950: '#000000',
  },
}

SCSS

$custom: #4a88ef;
$custom-light: #8eaaf5;
$custom-dark: #000000;

JSON

{
  "hex": "#4a88ef",
  "rgb": {
    "r": 74,
    "g": 136,
    "b": 239
  },
  "hsl": {
    "h": 217.455,
    "s": 83.756,
    "l": 61.373
  },
  "oklch": {
    "l": 0.63652,
    "c": 0.16764,
    "h": 260
  },
  "luminance": 0.25296
}

Semantic roles & 50–950 ramp

primary

#4A88EF

secondary

#E9D2AC

accent

#8E05E0

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #4A88EF

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

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