#4F89DB#4F89DB

#4F89DB is a light, vivid blue. Relative luminance 0.247; OKLCH L 62.9% C 0.139 H 257.3°. Best body text is #000000 at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#4F89DB
RGB	rgb(79, 137, 219)
HSL	hsl(215, 66%, 58%)
HSV	hsv(215, 64%, 86%)
CMYK	cmyk(63.9%, 37.4%, 0%, 14.1%)
CIE-LAB	lab(56.75, 6.58, -47.56)
CIE-LCH	lch(56.75, 48.01, 277.88°)
OKLab	oklab(62.88% -0.0305 -0.1351)
OKLCH	oklch(62.88% 0.139 257.3)
XYZ	xyz(24.9517, 24.6657, 70.4501)
Luminance	0.2467 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F89DB #DBA14F

analogous

#4FCFDB #4F89DB #5B4FDB

triadic

#4F89DB #DB4F89 #89DB4F

tetradic

#4F89DB #DB4FCF #DBA14F #4FDB5B

square

#4F89DB #DB4FCF #DBA14F #4FDB5B

split-complementary

#4F89DB #DB5B4F #CFDB4F

monochromatic

#1E4E92 #2869C5 #4F89DB #82ABE5 #B5CDF0

Accessibility & contrast

On white

3.54

#4F89DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.93

#4F89DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F89DB

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F89DB	#FFFFFF	#000000	##000000
##4F89DB	1.00	3.54	5.93	5.93
#FFFFFF	3.54	1.00	21.00	21.00
#000000	5.93	21.00	1.00	1.00
##000000	5.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#658FDE

Deuteranopia (green-blind)

#5182D9

Tritanopia (blue-blind)

#009CA7

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4f89db;
/* rgb */ color: rgb(79, 137, 219);
/* oklch */ color: oklch(62.9% 0.139 257.3);

Tailwind

colors: {
  custom: {
    50: '#8dabe6',
    500: '#4f89db',
    950: '#000000',
  },
}

SCSS

$custom: #4f89db;
$custom-light: #8dabe6;
$custom-dark: #000000;

JSON

{
  "hex": "#4f89db",
  "rgb": {
    "r": 79,
    "g": 137,
    "b": 219
  },
  "hsl": {
    "h": 215.143,
    "s": 66.038,
    "l": 58.431
  },
  "oklch": {
    "l": 0.62879,
    "c": 0.1385,
    "h": 257.3
  },
  "luminance": 0.24668
}

Semantic roles & 50–950 ramp

primary

#4F89DB

secondary

#DFC8A7

accent

#A23FE9

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4F89DB

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

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