#5F78DB#5F78DB

#5F78DB is a mid, vivid blue. Relative luminance 0.210; OKLCH L 60.1% C 0.153 H 270.6°. Best body text is #000000 at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#5F78DB
RGB	rgb(95, 120, 219)
HSL	hsl(228, 63%, 62%)
HSV	hsv(228, 57%, 86%)
CMYK	cmyk(56.6%, 45.2%, 0%, 14.1%)
CIE-LAB	lab(52.93, 19.89, -53.59)
CIE-LCH	lch(52.93, 57.16, 290.36°)
OKLab	oklab(60.15% 0.0015 -0.1527)
OKLCH	oklch(60.15% 0.153 270.6)
XYZ	xyz(24.2177, 20.9785, 69.7772)
Luminance	0.2098 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F78DB #DBC25F

analogous

#5FB6DB #5F78DB #845FDB

triadic

#5F78DB #DB5F78 #78DB5F

tetradic

#5F78DB #DB5FB6 #DBC25F #5FDB84

square

#5F78DB #DB5FB6 #DBC25F #5FDB84

split-complementary

#5F78DB #DB845F #B6DB5F

monochromatic

#233C9C #2E4FCE #5F78DB #91A2E6 #C3CCF1

Accessibility & contrast

On white

4.04

#5F78DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.20

#5F78DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5F78DB

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F78DB	#FFFFFF	#000000	##000000
##5F78DB	1.00	4.04	5.20	5.20
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.20	21.00	1.00	1.00
##000000	5.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B84DF

Deuteranopia (green-blind)

#3A79D9

Tritanopia (blue-blind)

#098E9F

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #5f78db;
/* rgb */ color: rgb(95, 120, 219);
/* oklch */ color: oklch(60.1% 0.153 270.6);

Tailwind

colors: {
  custom: {
    50: '#969ee7',
    500: '#5f78db',
    950: '#000000',
  },
}

SCSS

$custom: #5f78db;
$custom-light: #969ee7;
$custom-dark: #000000;

JSON

{
  "hex": "#5f78db",
  "rgb": {
    "r": 95,
    "g": 120,
    "b": 219
  },
  "hsl": {
    "h": 227.903,
    "s": 63.265,
    "l": 61.569
  },
  "oklch": {
    "l": 0.60148,
    "c": 0.15273,
    "h": 270.6
  },
  "luminance": 0.2098
}

Semantic roles & 50–950 ramp

primary

#5F78DB

secondary

#E2D9B4

accent

#A71ACB

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #5F78DB

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

Preview Lab → · Contrast checker → · Palette generator →