#1650B0#1650B0

#1650B0 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.5% C 0.164 H 260.3°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#1650B0
RGB	rgb(22, 80, 176)
HSL	hsl(217, 78%, 39%)
HSV	hsv(217, 88%, 69%)
CMYK	cmyk(87.5%, 54.5%, 0%, 31%)
CIE-LAB	lab(36.06, 19.50, -56.09)
CIE-LCH	lch(36.06, 59.38, 289.17°)
OKLab	oklab(45.54% -0.0276 -0.162)
OKLCH	oklch(45.54% 0.164 260.3)
XYZ	xyz(11.0332, 9.0411, 42.2295)
Luminance	0.0904 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1650B0 #B07616

analogous

#169DB0 #1650B0 #2916B0

triadic

#1650B0 #B01650 #50B016

tetradic

#1650B0 #B0169D #B07616 #16B029

square

#1650B0 #B0169D #B07616 #16B029

split-complementary

#1650B0 #B02916 #9DB016

monochromatic

#081F43 #0F377A #1650B0 #206AE3 #568EEA

Accessibility & contrast

On white

7.48

#1650B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#1650B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1650B0

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1650B0	#FFFFFF	#000000	##FFFFFF
##1650B0	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB3

Deuteranopia (green-blind)

#004EAE

Tritanopia (blue-blind)

#006878

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #1650b0;
/* rgb */ color: rgb(22, 80, 176);
/* oklch */ color: oklch(45.5% 0.164 260.3);

Tailwind

colors: {
  custom: {
    50: '#7280c8',
    500: '#1650b0',
    950: '#000000',
  },
}

SCSS

$custom: #1650b0;
$custom-light: #7280c8;
$custom-dark: #000000;

JSON

{
  "hex": "#1650b0",
  "rgb": {
    "r": 22,
    "g": 80,
    "b": 176
  },
  "hsl": {
    "h": 217.403,
    "s": 77.778,
    "l": 38.824
  },
  "oklch": {
    "l": 0.45539,
    "c": 0.16432,
    "h": 260.3
  },
  "luminance": 0.09042
}

Semantic roles & 50–950 ramp

primary

#1650B0

secondary

#CDA055

accent

#AC34F4

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090A13

muted

#7B7C82

Preview Lab

Preview with #1650B0

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

Preview Lab → · Contrast checker → · Palette generator →