#1B647E#1B647E

#1B647E is a mid, moderate cyan. Relative luminance 0.109; OKLCH L 47.2% C 0.080 H 226.7°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#1B647E
RGB	rgb(27, 100, 126)
HSL	hsl(196, 65%, 30%)
HSV	hsv(196, 79%, 49%)
CMYK	cmyk(78.6%, 20.6%, 0%, 50.6%)
CIE-LAB	lab(39.33, -12.53, -20.82)
CIE-LCH	lch(39.33, 24.30, 238.97°)
OKLab	oklab(47.17% -0.0551 -0.0584)
OKLCH	oklch(47.17% 0.08 226.7)
XYZ	xyz(8.7735, 10.8527, 21.3670)
Luminance	0.1085 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B647E #7E351B

analogous

#1B7E67 #1B647E #1B327E

triadic

#1B647E #7E1B64 #647E1B

tetradic

#1B647E #671B7E #7E351B #327E1B

square

#1B647E #671B7E #7E351B #327E1B

split-complementary

#1B647E #7E1B32 #7E671B

monochromatic

#051419 #103C4C #1B647E #268CB0 #3EAED6

Accessibility & contrast

On white

6.62

#1B647E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#1B647E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B647E

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B647E	#FFFFFF	#000000	##FFFFFF
##1B647E	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56627F

Deuteranopia (green-blind)

#49587E

Tritanopia (blue-blind)

#006C6D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #1b647e;
/* rgb */ color: rgb(27, 100, 126);
/* oklch */ color: oklch(47.2% 0.080 226.7);

Tailwind

colors: {
  custom: {
    50: '#6890a3',
    500: '#1b647e',
    950: '#000000',
  },
}

SCSS

$custom: #1b647e;
$custom-light: #6890a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1b647e",
  "rgb": {
    "r": 27,
    "g": 100,
    "b": 126
  },
  "hsl": {
    "h": 195.758,
    "s": 64.706,
    "l": 30
  },
  "oklch": {
    "l": 0.47172,
    "c": 0.08035,
    "h": 226.7
  },
  "luminance": 0.10854
}

Semantic roles & 50–950 ramp

primary

#1B647E

secondary

#B26043

accent

#6C40E8

background

#F6F8FA

surface

#EBF0F3

border

#C6CBCD

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #1B647E

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

Preview Lab → · Contrast checker → · Palette generator →