#1645DA#1645DA

#1645DA is a mid, highly saturated blue. Relative luminance 0.095; OKLCH L 47.3% C 0.231 H 264.6°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#1645DA
RGB	rgb(22, 69, 218)
HSL	hsl(226, 82%, 47%)
HSV	hsv(226, 90%, 85%)
CMYK	cmyk(89.9%, 68.3%, 0%, 14.5%)
CIE-LAB	lab(36.91, 42.82, -79.19)
CIE-LCH	lch(36.91, 90.03, 298.40°)
OKLab	oklab(47.28% -0.0217 -0.2297)
OKLCH	oklch(47.28% 0.231 264.6)
XYZ	xyz(15.1094, 9.4868, 67.3508)
Luminance	0.0949 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1645DA #DAAB16

analogous

#16A7DA #1645DA #4916DA

triadic

#1645DA #DA1645 #45DA16

tetradic

#1645DA #DA16A7 #DAAB16 #16DA49

square

#1645DA #DA16A7 #DAAB16 #16DA49

split-complementary

#1645DA #DA4916 #A7DA16

monochromatic

#0B226B #1033A2 #1645DA #416AEC #7996F1

Accessibility & contrast

On white

7.25

#1645DA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#1645DA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1645DA

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1645DA	#FFFFFF	#000000	##FFFFFF
##1645DA	1.00	7.25	2.90	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060DF

Deuteranopia (green-blind)

#004ED7

Tritanopia (blue-blind)

#006F8A

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1645da;
/* rgb */ color: rgb(22, 69, 218);
/* oklch */ color: oklch(47.3% 0.231 264.6);

Tailwind

colors: {
  custom: {
    50: '#7e78e7',
    500: '#1645da',
    950: '#000000',
  },
}

SCSS

$custom: #1645da;
$custom-light: #7e78e7;
$custom-dark: #000000;

JSON

{
  "hex": "#1645da",
  "rgb": {
    "r": 22,
    "g": 69,
    "b": 218
  },
  "hsl": {
    "h": 225.612,
    "s": 81.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.47284,
    "c": 0.23075,
    "h": 264.6
  },
  "luminance": 0.09489
}

Semantic roles & 50–950 ramp

primary

#1645DA

secondary

#D9C073

accent

#C830F8

background

#F8F7FE

surface

#F0EDFD

border

#CBC8D5

text

#0C0916

muted

#7D7B84

Preview Lab

Preview with #1645DA

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

Preview Lab → · Contrast checker → · Palette generator →