#1D5C8C#1D5C8C

#1D5C8C is a mid, moderate cyan. Relative luminance 0.098; OKLCH L 46.0% C 0.100 H 245.8°. Best body text is #FFFFFF at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#1D5C8C
RGB	rgb(29, 92, 140)
HSL	hsl(206, 66%, 33%)
HSV	hsv(206, 79%, 55%)
CMYK	cmyk(79.3%, 34.3%, 0%, 45.1%)
CIE-LAB	lab(37.50, -2.13, -32.20)
CIE-LCH	lch(37.50, 32.27, 266.21°)
OKLab	oklab(45.95% -0.0411 -0.0915)
OKLCH	oklch(45.95% 0.1 245.8)
XYZ	xyz(9.0656, 9.8079, 26.2212)
Luminance	0.0981 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5C8C #8C4D1D

analogous

#1D8C84 #1D5C8C #1D248C

triadic

#1D5C8C #8C1D5C #5C8C1D

tetradic

#1D5C8C #841D8C #8C4D1D #248C1D

square

#1D5C8C #841D8C #8C4D1D #248C1D

split-complementary

#1D5C8C #8C1D24 #8C841D

monochromatic

#081927 #123B59 #1D5C8C #287DBF #4A9BD9

Accessibility & contrast

On white

7.09

#1D5C8C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#1D5C8C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5C8C

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5C8C	#FFFFFF	#000000	##FFFFFF
##1D5C8C	1.00	7.09	2.96	7.09
#FFFFFF	7.09	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#465E8E

Deuteranopia (green-blind)

#36548B

Tritanopia (blue-blind)

#00686D

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #1d5c8c;
/* rgb */ color: rgb(29, 92, 140);
/* oklch */ color: oklch(46.0% 0.100 245.8);

Tailwind

colors: {
  custom: {
    50: '#6b89ae',
    500: '#1d5c8c',
    950: '#000000',
  },
}

SCSS

$custom: #1d5c8c;
$custom-light: #6b89ae;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5c8c",
  "rgb": {
    "r": 29,
    "g": 92,
    "b": 140
  },
  "hsl": {
    "h": 205.946,
    "s": 65.68,
    "l": 33.137
  },
  "oklch": {
    "l": 0.45952,
    "c": 0.10027,
    "h": 245.8
  },
  "luminance": 0.09809
}

Semantic roles & 50–950 ramp

primary

#1D5C8C

secondary

#BC7B49

accent

#883FE9

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080B10

muted

#7A7C7F

Preview Lab

Preview with #1D5C8C

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

Preview Lab → · Contrast checker → · Palette generator →