#1B5C86#1B5C86

#1B5C86 is a mid, moderate cyan. Relative luminance 0.096; OKLCH L 45.5% C 0.094 H 241.9°. Best body text is #FFFFFF at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#1B5C86
RGB	rgb(27, 92, 134)
HSL	hsl(204, 66%, 32%)
HSV	hsv(204, 80%, 53%)
CMYK	cmyk(79.9%, 31.3%, 0%, 47.5%)
CIE-LAB	lab(37.13, -4.70, -29.13)
CIE-LCH	lch(37.13, 29.51, 260.83°)
OKLab	oklab(45.54% -0.044 -0.0825)
OKLCH	oklch(45.54% 0.094 241.9)
XYZ	xyz(8.5805, 9.6075, 23.9518)
Luminance	0.0961 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B5C86 #86451B

analogous

#1B867B #1B5C86 #1B2786

triadic

#1B5C86 #861B5C #5C861B

tetradic

#1B5C86 #7B1B86 #86451B #27861B

square

#1B5C86 #7B1B86 #86451B #27861B

split-complementary

#1B5C86 #861B27 #867B1B

monochromatic

#061620 #113953 #1B5C86 #257FB9 #429ED9

Accessibility & contrast

On white

7.19

#1B5C86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#1B5C86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5C86

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B5C86	#FFFFFF	#000000	##FFFFFF
##1B5C86	1.00	7.19	2.92	7.19
#FFFFFF	7.19	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#485D88

Deuteranopia (green-blind)

#3A5385

Tritanopia (blue-blind)

#00666B

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1b5c86;
/* rgb */ color: rgb(27, 92, 134);
/* oklch */ color: oklch(45.5% 0.094 241.9);

Tailwind

colors: {
  custom: {
    50: '#698aa9',
    500: '#1b5c86',
    950: '#000000',
  },
}

SCSS

$custom: #1b5c86;
$custom-light: #698aa9;
$custom-dark: #000000;

JSON

{
  "hex": "#1b5c86",
  "rgb": {
    "r": 27,
    "g": 92,
    "b": 134
  },
  "hsl": {
    "h": 203.551,
    "s": 66.46,
    "l": 31.569
  },
  "oklch": {
    "l": 0.45544,
    "c": 0.09354,
    "h": 241.9
  },
  "luminance": 0.09609
}

Semantic roles & 50–950 ramp

primary

#1B5C86

secondary

#B97244

accent

#823EE9

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #1B5C86

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

Preview Lab → · Contrast checker → · Palette generator →