#1B659E#1B659E

#1B659E is a mid, moderate cyan. Relative luminance 0.120; OKLCH L 49.2% C 0.115 H 246.9°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#1B659E
RGB	rgb(27, 101, 158)
HSL	hsl(206, 71%, 36%)
HSV	hsv(206, 83%, 62%)
CMYK	cmyk(82.9%, 36.1%, 0%, 38%)
CIE-LAB	lab(41.23, -1.00, -37.10)
CIE-LCH	lch(41.23, 37.12, 268.46°)
OKLab	oklab(49.2% -0.0451 -0.1057)
OKLCH	oklch(49.2% 0.115 246.9)
XYZ	xyz(11.2748, 12.0076, 34.0646)
Luminance	0.1201 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B659E #9E541B

analogous

#1B9E96 #1B659E #1B249E

triadic

#1B659E #9E1B65 #659E1B

tetradic

#1B659E #961B9E #9E541B #249E1B

square

#1B659E #961B9E #9E541B #249E1B

split-complementary

#1B659E #9E1B24 #9E961B

monochromatic

#092235 #12446A #1B659E #2486D2 #52A3E1

Accessibility & contrast

On white

6.17

#1B659E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#1B659E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B659E

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B659E	#FFFFFF	#000000	##FFFFFF
##1B659E	1.00	6.17	3.40	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A68A0

Deuteranopia (green-blind)

#375C9D

Tritanopia (blue-blind)

#00737A

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #1b659e;
/* rgb */ color: rgb(27, 101, 158);
/* oklch */ color: oklch(49.2% 0.115 246.9);

Tailwind

colors: {
  custom: {
    50: '#6e90bb',
    500: '#1b659e',
    950: '#000000',
  },
}

SCSS

$custom: #1b659e;
$custom-light: #6e90bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1b659e",
  "rgb": {
    "r": 27,
    "g": 101,
    "b": 158
  },
  "hsl": {
    "h": 206.107,
    "s": 70.811,
    "l": 36.275
  },
  "oklch": {
    "l": 0.49197,
    "c": 0.11491,
    "h": 246.9
  },
  "luminance": 0.12009
}

Semantic roles & 50–950 ramp

primary

#1B659E

secondary

#C48351

accent

#883AEE

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#080C12

muted

#7B7D81

Preview Lab

Preview with #1B659E

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

Preview Lab → · Contrast checker → · Palette generator →