#1D5B87#1D5B87

#1D5B87 is a mid, moderate cyan. Relative luminance 0.095; OKLCH L 45.4% C 0.095 H 244.0°. Best body text is #FFFFFF at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#1D5B87
RGB	rgb(29, 91, 135)
HSL	hsl(205, 65%, 32%)
HSV	hsv(205, 79%, 53%)
CMYK	cmyk(78.5%, 32.6%, 0%, 47.1%)
CIE-LAB	lab(36.91, -3.44, -30.07)
CIE-LCH	lch(36.91, 30.27, 263.47°)
OKLab	oklab(45.41% -0.0416 -0.0853)
OKLCH	oklch(45.41% 0.095 244)
XYZ	xyz(8.6193, 9.4916, 24.2948)
Luminance	0.0949 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5B87 #87491D

analogous

#1D877E #1D5B87 #1D2687

triadic

#1D5B87 #871D5B #5B871D

tetradic

#1D5B87 #7E1D87 #87491D #26871D

square

#1D5B87 #7E1D87 #87491D #26871D

split-complementary

#1D5B87 #871D26 #877E1D

monochromatic

#071722 #123955 #1D5B87 #287DB9 #479BD7

Accessibility & contrast

On white

7.24

#1D5B87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#1D5B87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5B87

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5B87	#FFFFFF	#000000	##FFFFFF
##1D5B87	1.00	7.24	2.90	7.24
#FFFFFF	7.24	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#475C89

Deuteranopia (green-blind)

#385286

Tritanopia (blue-blind)

#00666B

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1d5b87;
/* rgb */ color: rgb(29, 91, 135);
/* oklch */ color: oklch(45.4% 0.095 244.0);

Tailwind

colors: {
  custom: {
    50: '#6a89aa',
    500: '#1d5b87',
    950: '#000000',
  },
}

SCSS

$custom: #1d5b87;
$custom-light: #6a89aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5b87",
  "rgb": {
    "r": 29,
    "g": 91,
    "b": 135
  },
  "hsl": {
    "h": 204.906,
    "s": 64.634,
    "l": 32.157
  },
  "oklch": {
    "l": 0.45406,
    "c": 0.09492,
    "h": 244
  },
  "luminance": 0.09493
}

Semantic roles & 50–950 ramp

primary

#1D5B87

secondary

#B97646

accent

#8640E8

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #1D5B87

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

Preview Lab → · Contrast checker → · Palette generator →