#1B607C#1B607C

#1B607C is a mid, moderate cyan. Relative luminance 0.101; OKLCH L 46.0% C 0.080 H 229.8°. Best body text is #FFFFFF at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#1B607C
RGB	rgb(27, 96, 124)
HSL	hsl(197, 64%, 30%)
HSV	hsv(197, 78%, 49%)
CMYK	cmyk(78.2%, 22.6%, 0%, 51.4%)
CIE-LAB	lab(37.94, -10.91, -21.76)
CIE-LCH	lch(37.94, 24.35, 243.36°)
OKLab	oklab(46.03% -0.0517 -0.0612)
OKLCH	oklch(46.03% 0.08 229.8)
XYZ	xyz(8.2715, 10.0530, 20.5694)
Luminance	0.1005 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B607C #7C371B

analogous

#1B7C68 #1B607C #1B2F7C

triadic

#1B607C #7C1B60 #607C1B

tetradic

#1B607C #681B7C #7C371B #2F7C1B

square

#1B607C #681B7C #7C371B #2F7C1B

split-complementary

#1B607C #7C1B2F #7C681B

monochromatic

#051319 #10394A #1B607C #2687AE #3DA9D5

Accessibility & contrast

On white

6.97

#1B607C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#1B607C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B607C

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B607C	#FFFFFF	#000000	##FFFFFF
##1B607C	1.00	6.97	3.01	6.97
#FFFFFF	6.97	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#525F7D

Deuteranopia (green-blind)

#45557C

Tritanopia (blue-blind)

#006869

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #1b607c;
/* rgb */ color: rgb(27, 96, 124);
/* oklch */ color: oklch(46.0% 0.080 229.8);

Tailwind

colors: {
  custom: {
    50: '#678da2',
    500: '#1b607c',
    950: '#000000',
  },
}

SCSS

$custom: #1b607c;
$custom-light: #678da2;
$custom-dark: #000000;

JSON

{
  "hex": "#1b607c",
  "rgb": {
    "r": 27,
    "g": 96,
    "b": 124
  },
  "hsl": {
    "h": 197.32,
    "s": 64.238,
    "l": 29.608
  },
  "oklch": {
    "l": 0.46028,
    "c": 0.08012,
    "h": 229.8
  },
  "luminance": 0.10054
}

Semantic roles & 50–950 ramp

primary

#1B607C

secondary

#B06243

accent

#7141E7

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070C0F

muted

#7A7D7E

Preview Lab

Preview with #1B607C

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

Preview Lab → · Contrast checker → · Palette generator →