#4F89E7#4F89E7

#4F89E7 is a light, vivid blue. Relative luminance 0.253; OKLCH L 63.6% C 0.154 H 259.6°. Best body text is #000000 at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#4F89E7
RGB	rgb(79, 137, 231)
HSL	hsl(217, 76%, 61%)
HSV	hsv(217, 66%, 91%)
CMYK	cmyk(65.8%, 40.7%, 0%, 9.4%)
CIE-LAB	lab(57.39, 10.69, -53.24)
CIE-LCH	lch(57.39, 54.30, 281.35°)
OKLab	oklab(63.58% -0.0278 -0.1518)
OKLCH	oklch(63.58% 0.154 259.6)
XYZ	xyz(26.5888, 25.3205, 79.0719)
Luminance	0.2532 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F89E7 #E7AD4F

analogous

#4FD5E7 #4F89E7 #614FE7

triadic

#4F89E7 #E74F89 #89E74F

tetradic

#4F89E7 #E74FD5 #E7AD4F #4FE761

square

#4F89E7 #E74FD5 #E7AD4F #4FE761

split-complementary

#4F89E7 #E7614F #D5E74F

monochromatic

#174DA5 #1E66DB #4F89E7 #85ADEE #BBD1F6

Accessibility & contrast

On white

3.46

#4F89E7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.06

#4F89E7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F89E7

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F89E7	#FFFFFF	#000000	##000000
##4F89E7	1.00	3.46	6.06	6.06
#FFFFFF	3.46	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)

#5E91EB

Deuteranopia (green-blind)

#4683E5

Tritanopia (blue-blind)

#009FAD

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4f89e7;
/* rgb */ color: rgb(79, 137, 231);
/* oklch */ color: oklch(63.6% 0.154 259.6);

Tailwind

colors: {
  custom: {
    50: '#8faaef',
    500: '#4f89e7',
    950: '#000000',
  },
}

SCSS

$custom: #4f89e7;
$custom-light: #8faaef;
$custom-dark: #000000;

JSON

{
  "hex": "#4f89e7",
  "rgb": {
    "r": 79,
    "g": 137,
    "b": 231
  },
  "hsl": {
    "h": 217.105,
    "s": 76,
    "l": 60.784
  },
  "oklch": {
    "l": 0.63582,
    "c": 0.15431,
    "h": 259.6
  },
  "luminance": 0.25323
}

Semantic roles & 50–950 ramp

primary

#4F89E7

secondary

#E6D0AC

accent

#8B0DD8

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #4F89E7

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

Preview Lab → · Contrast checker → · Palette generator →