#4F89E1#4F89E1

#4F89E1 is a light, vivid blue. Relative luminance 0.250; OKLCH L 63.2% C 0.146 H 258.5°. Best body text is #000000 at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#4F89E1
RGB	rgb(79, 137, 225)
HSL	hsl(216, 71%, 60%)
HSV	hsv(216, 65%, 88%)
CMYK	cmyk(64.9%, 39.1%, 0%, 11.8%)
CIE-LAB	lab(57.06, 8.63, -50.41)
CIE-LCH	lch(57.06, 51.14, 279.71°)
OKLab	oklab(63.23% -0.0291 -0.1435)
OKLCH	oklch(63.23% 0.146 258.5)
XYZ	xyz(25.7559, 24.9873, 74.6853)
Luminance	0.2499 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F89E1 #E1A74F

analogous

#4FD2E1 #4F89E1 #5E4FE1

triadic

#4F89E1 #E14F89 #89E14F

tetradic

#4F89E1 #E14FD2 #E1A74F #4FE15E

square

#4F89E1 #E14FD2 #E1A74F #4FE15E

split-complementary

#4F89E1 #E15E4F #D2E14F

monochromatic

#1A4E9B #2368CF #4F89E1 #83ACEA #B8CFF3

Accessibility & contrast

On white

3.50

#4F89E1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.00

#4F89E1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F89E1

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F89E1	#FFFFFF	#000000	##000000
##4F89E1	1.00	3.50	6.00	6.00
#FFFFFF	3.50	1.00	21.00	21.00
#000000	6.00	21.00	1.00	1.00
##000000	6.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6290E5

Deuteranopia (green-blind)

#4C83DF

Tritanopia (blue-blind)

#009DAA

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #4f89e1;
/* rgb */ color: rgb(79, 137, 225);
/* oklch */ color: oklch(63.2% 0.146 258.5);

Tailwind

colors: {
  custom: {
    50: '#8eaaeb',
    500: '#4f89e1',
    950: '#000000',
  },
}

SCSS

$custom: #4f89e1;
$custom-light: #8eaaeb;
$custom-dark: #000000;

JSON

{
  "hex": "#4f89e1",
  "rgb": {
    "r": 79,
    "g": 137,
    "b": 225
  },
  "hsl": {
    "h": 216.164,
    "s": 70.874,
    "l": 59.608
  },
  "oklch": {
    "l": 0.63227,
    "c": 0.1464,
    "h": 258.5
  },
  "luminance": 0.2499
}

Semantic roles & 50–950 ramp

primary

#4F89E1

secondary

#E2CCAA

accent

#A63AEE

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4F89E1

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

Preview Lab → · Contrast checker → · Palette generator →