#1659C9#1659C9

#1659C9 is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.5% C 0.186 H 260.6°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#1659C9
RGB	rgb(22, 89, 201)
HSL	hsl(218, 80%, 44%)
HSV	hsv(218, 89%, 79%)
CMYK	cmyk(89.1%, 55.7%, 0%, 21.2%)
CIE-LAB	lab(40.46, 23.45, -63.57)
CIE-LCH	lch(40.46, 67.76, 290.25°)
OKLab	oklab(49.48% -0.0305 -0.1838)
OKLCH	oklch(49.48% 0.186 260.6)
XYZ	xyz(14.4420, 11.5305, 56.7114)
Luminance	0.1153 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1659C9 #C98616

analogous

#16B2C9 #1659C9 #2C16C9

triadic

#1659C9 #C91659 #59C916

tetradic

#1659C9 #C916B2 #C98616 #16C92C

square

#1659C9 #C916B2 #C98616 #16C92C

split-complementary

#1659C9 #C92C16 #B2C916

monochromatic

#0A285B #104192 #1659C9 #3377E9 #6B9CEF

Accessibility & contrast

On white

6.35

#1659C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#1659C9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1659C9

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1659C9	#FFFFFF	#000000	##FFFFFF
##1659C9	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068CD

Deuteranopia (green-blind)

#0058C7

Tritanopia (blue-blind)

#007588

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #1659c9;
/* rgb */ color: rgb(22, 89, 201);
/* oklch */ color: oklch(49.5% 0.186 260.6);

Tailwind

colors: {
  custom: {
    50: '#7887da',
    500: '#1659c9',
    950: '#000000',
  },
}

SCSS

$custom: #1659c9;
$custom-light: #7887da;
$custom-dark: #000000;

JSON

{
  "hex": "#1659c9",
  "rgb": {
    "r": 22,
    "g": 89,
    "b": 201
  },
  "hsl": {
    "h": 217.542,
    "s": 80.269,
    "l": 43.725
  },
  "oklch": {
    "l": 0.49476,
    "c": 0.1863,
    "h": 260.6
  },
  "luminance": 0.11532
}

Semantic roles & 50–950 ramp

primary

#1659C9

secondary

#D4AB67

accent

#AD31F7

background

#F8F8FD

surface

#EFEFFB

border

#CACAD4

text

#0B0B15

muted

#7C7C83

Preview Lab

Preview with #1659C9

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

Preview Lab → · Contrast checker → · Palette generator →