#1B6387#1B6387

#1B6387 is a mid, moderate cyan. Relative luminance 0.109; OKLCH L 47.4% C 0.090 H 235.5°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#1B6387
RGB	rgb(27, 99, 135)
HSL	hsl(200, 67%, 32%)
HSV	hsv(200, 80%, 53%)
CMYK	cmyk(80%, 26.7%, 0%, 47.1%)
CIE-LAB	lab(39.42, -8.60, -26.15)
CIE-LCH	lch(39.42, 27.53, 251.80°)
OKLab	oklab(47.38% -0.0507 -0.0738)
OKLCH	oklch(47.38% 0.09 235.5)
XYZ	xyz(9.2853, 10.9048, 24.5324)
Luminance	0.1091 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B6387 #873F1B

analogous

#1B8775 #1B6387 #1B2D87

triadic

#1B6387 #871B63 #63871B

tetradic

#1B6387 #751B87 #873F1B #2D871B

square

#1B6387 #751B87 #873F1B #2D871B

split-complementary

#1B6387 #871B2D #87751B

monochromatic

#071821 #113E54 #1B6387 #2588BA #43A7D9

Accessibility & contrast

On white

6.60

#1B6387 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#1B6387 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B6387

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B6387	#FFFFFF	#000000	##FFFFFF
##1B6387	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#526289

Deuteranopia (green-blind)

#435886

Tritanopia (blue-blind)

#006C6F

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #1b6387;
/* rgb */ color: rgb(27, 99, 135);
/* oklch */ color: oklch(47.4% 0.090 235.5);

Tailwind

colors: {
  custom: {
    50: '#698faa',
    500: '#1b6387',
    950: '#000000',
  },
}

SCSS

$custom: #1b6387;
$custom-light: #698faa;
$custom-dark: #000000;

JSON

{
  "hex": "#1b6387",
  "rgb": {
    "r": 27,
    "g": 99,
    "b": 135
  },
  "hsl": {
    "h": 200,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.47379,
    "c": 0.08951,
    "h": 235.5
  },
  "luminance": 0.10906
}

Semantic roles & 50–950 ramp

primary

#1B6387

secondary

#BA6B44

accent

#773EEA

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070C10

muted

#7A7D7F

Preview Lab

Preview with #1B6387

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

Preview Lab → · Contrast checker → · Palette generator →