#1B607F#1B607F

#1B607F is a mid, moderate cyan. Relative luminance 0.101; OKLCH L 46.2% C 0.083 H 232.5°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#1B607F
RGB	rgb(27, 96, 127)
HSL	hsl(199, 65%, 30%)
HSV	hsv(199, 79%, 50%)
CMYK	cmyk(78.7%, 24.4%, 0%, 50.2%)
CIE-LAB	lab(38.07, -9.80, -23.38)
CIE-LCH	lch(38.07, 25.35, 247.26°)
OKLab	oklab(46.18% -0.0506 -0.0658)
OKLCH	oklch(46.18% 0.083 232.5)
XYZ	xyz(8.4641, 10.1301, 21.5838)
Luminance	0.1013 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B607F #7F3A1B

analogous

#1B7F6C #1B607F #1B2E7F

triadic

#1B607F #7F1B60 #607F1B

tetradic

#1B607F #6C1B7F #7F3A1B #2E7F1B

square

#1B607F #6C1B7F #7F3A1B #2E7F1B

split-complementary

#1B607F #7F1B2E #7F6C1B

monochromatic

#06141A #103A4D #1B607F #2686B1 #3EA7D6

Accessibility & contrast

On white

6.94

#1B607F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#1B607F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B607F

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B607F	#FFFFFF	#000000	##FFFFFF
##1B607F	1.00	6.94	3.03	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#515F80

Deuteranopia (green-blind)

#43557F

Tritanopia (blue-blind)

#00686A

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #1b607f;
/* rgb */ color: rgb(27, 96, 127);
/* oklch */ color: oklch(46.2% 0.083 232.5);

Tailwind

colors: {
  custom: {
    50: '#688da4',
    500: '#1b607f',
    950: '#000000',
  },
}

SCSS

$custom: #1b607f;
$custom-light: #688da4;
$custom-dark: #000000;

JSON

{
  "hex": "#1b607f",
  "rgb": {
    "r": 27,
    "g": 96,
    "b": 127
  },
  "hsl": {
    "h": 198.6,
    "s": 64.935,
    "l": 30.196
  },
  "oklch": {
    "l": 0.46183,
    "c": 0.08301,
    "h": 232.5
  },
  "luminance": 0.10131
}

Semantic roles & 50–950 ramp

primary

#1B607F

secondary

#B36643

accent

#7440E8

background

#F6F8FA

surface

#EBF0F4

border

#C6CBCE

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #1B607F

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

Preview Lab → · Contrast checker → · Palette generator →