#1D517D#1D517D

#1D517D is a dark, moderate cyan. Relative luminance 0.076; OKLCH L 42.3% C 0.091 H 247.7°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#1D517D
RGB	rgb(29, 81, 125)
HSL	hsl(208, 62%, 30%)
HSV	hsv(208, 77%, 49%)
CMYK	cmyk(76.8%, 35.2%, 0%, 51%)
CIE-LAB	lab(33.19, -0.97, -29.80)
CIE-LCH	lch(33.19, 29.82, 268.14°)
OKLab	oklab(42.3% -0.0347 -0.0846)
OKLCH	oklch(42.3% 0.091 247.7)
XYZ	xyz(7.1494, 7.6259, 20.4932)
Luminance	0.0763 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D517D #7D491D

analogous

#1D7D79 #1D517D #1D217D

triadic

#1D517D #7D1D51 #517D1D

tetradic

#1D517D #791D7D #7D491D #217D1D

square

#1D517D #791D7D #7D491D #217D1D

split-complementary

#1D517D #7D1D21 #7D791D

monochromatic

#06111A #11314B #1D517D #2971AF #4190D3

Accessibility & contrast

On white

8.32

#1D517D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#1D517D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D517D

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D517D	#FFFFFF	#000000	##FFFFFF
##1D517D	1.00	8.32	2.53	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D537F

Deuteranopia (green-blind)

#2F4A7C

Tritanopia (blue-blind)

#005C61

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1d517d;
/* rgb */ color: rgb(29, 81, 125);
/* oklch */ color: oklch(42.3% 0.091 247.7);

Tailwind

colors: {
  custom: {
    50: '#6781a3',
    500: '#1d517d',
    950: '#000000',
  },
}

SCSS

$custom: #1d517d;
$custom-light: #6781a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1d517d",
  "rgb": {
    "r": 29,
    "g": 81,
    "b": 125
  },
  "hsl": {
    "h": 207.5,
    "s": 62.338,
    "l": 30.196
  },
  "oklch": {
    "l": 0.42296,
    "c": 0.09149,
    "h": 247.7
  },
  "luminance": 0.07627
}

Semantic roles & 50–950 ramp

primary

#1D517D

secondary

#B17645

accent

#8D42E5

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1D517D

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

Preview Lab → · Contrast checker → · Palette generator →