#1659B4#1659B4

#1659B4 is a mid, vivid cyan. Relative luminance 0.106; OKLCH L 47.8% C 0.159 H 258.0°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#1659B4
RGB	rgb(22, 89, 180)
HSL	hsl(215, 78%, 40%)
HSV	hsv(215, 88%, 71%)
CMYK	cmyk(87.8%, 50.6%, 0%, 29.4%)
CIE-LAB	lab(38.91, 15.09, -53.83)
CIE-LCH	lch(38.91, 55.91, 285.66°)
OKLab	oklab(47.81% -0.033 -0.1551)
OKLCH	oklch(47.81% 0.159 258)
XYZ	xyz(12.1384, 10.6091, 44.5792)
Luminance	0.1061 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1659B4 #B47116

analogous

#16A8B4 #1659B4 #2216B4

triadic

#1659B4 #B41659 #59B416

tetradic

#1659B4 #B416A8 #B47116 #16B422

square

#1659B4 #B416A8 #B47116 #16B422

split-complementary

#1659B4 #B42216 #A8B416

monochromatic

#092347 #0F3E7D #1659B4 #2375E4 #5A97EB

Accessibility & contrast

On white

6.73

#1659B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#1659B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1659B4

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1659B4	#FFFFFF	#000000	##FFFFFF
##1659B4	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E63B7

Deuteranopia (green-blind)

#0055B2

Tritanopia (blue-blind)

#006F7E

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #1659b4;
/* rgb */ color: rgb(22, 89, 180);
/* oklch */ color: oklch(47.8% 0.159 258.0);

Tailwind

colors: {
  custom: {
    50: '#7287cb',
    500: '#1659b4',
    950: '#000000',
  },
}

SCSS

$custom: #1659b4;
$custom-light: #7287cb;
$custom-dark: #000000;

JSON

{
  "hex": "#1659b4",
  "rgb": {
    "r": 22,
    "g": 89,
    "b": 180
  },
  "hsl": {
    "h": 214.557,
    "s": 78.218,
    "l": 39.608
  },
  "oklch": {
    "l": 0.47809,
    "c": 0.1586,
    "h": 258
  },
  "luminance": 0.10611
}

Semantic roles & 50–950 ramp

primary

#1659B4

secondary

#CE9C58

accent

#A333F5

background

#F7F8FC

surface

#EEEFF9

border

#C9CAD2

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #1659B4

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

Preview Lab → · Contrast checker → · Palette generator →