#4F8FEA#4F8FEA

#4F8FEA is a light, vivid blue. Relative luminance 0.272; OKLCH L 65.0% C 0.152 H 257.5°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#4F8FEA
RGB	rgb(79, 143, 234)
HSL	hsl(215, 79%, 61%)
HSV	hsv(215, 66%, 92%)
CMYK	cmyk(66.2%, 38.9%, 0%, 8.2%)
CIE-LAB	lab(59.20, 8.13, -52.02)
CIE-LCH	lch(59.20, 52.65, 278.88°)
OKLab	oklab(65.04% -0.033 -0.1481)
OKLCH	oklch(65.04% 0.152 257.5)
XYZ	xyz(27.8928, 27.2449, 81.6148)
Luminance	0.2725 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F8FEA #EAAA4F

analogous

#4FDCEA #4F8FEA #5D4FEA

triadic

#4F8FEA #EA4F8F #8FEA4F

tetradic

#4F8FEA #EA4FDC #EAAA4F #4FEA5D

square

#4F8FEA #EA4FDC #EAAA4F #4FEA5D

split-complementary

#4F8FEA #EA5D4F #DCEA4F

monochromatic

#1452AA #1B6DE1 #4F8FEA #86B2F1 #BCD5F7

Accessibility & contrast

On white

3.26

#4F8FEA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#4F8FEA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F8FEA

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F8FEA	#FFFFFF	#000000	##000000
##4F8FEA	1.00	3.26	6.45	6.45
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6696EE

Deuteranopia (green-blind)

#4F88E8

Tritanopia (blue-blind)

#00A4B1

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #4f8fea;
/* rgb */ color: rgb(79, 143, 234);
/* oklch */ color: oklch(65.0% 0.152 257.5);

Tailwind

colors: {
  custom: {
    50: '#8faff1',
    500: '#4f8fea',
    950: '#000000',
  },
}

SCSS

$custom: #4f8fea;
$custom-light: #8faff1;
$custom-dark: #000000;

JSON

{
  "hex": "#4f8fea",
  "rgb": {
    "r": 79,
    "g": 143,
    "b": 234
  },
  "hsl": {
    "h": 215.226,
    "s": 78.68,
    "l": 61.373
  },
  "oklch": {
    "l": 0.65042,
    "c": 0.15174,
    "h": 257.5
  },
  "luminance": 0.27248
}

Semantic roles & 50–950 ramp

primary

#4F8FEA

secondary

#E7CFAD

accent

#850BDB

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #4F8FEA

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

Preview Lab → · Contrast checker → · Palette generator →