#1D517A#1D517A

#1D517A is a dark, moderate cyan. Relative luminance 0.076; OKLCH L 42.1% C 0.088 H 246.0°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#1D517A
RGB	rgb(29, 81, 122)
HSL	hsl(206, 62%, 30%)
HSV	hsv(206, 76%, 48%)
CMYK	cmyk(76.2%, 33.6%, 0%, 52.2%)
CIE-LAB	lab(33.03, -2.14, -28.20)
CIE-LCH	lch(33.03, 28.28, 265.66°)
OKLab	oklab(42.11% -0.0356 -0.08)
OKLCH	oklch(42.11% 0.088 246)
XYZ	xyz(6.9606, 7.5504, 19.4991)
Luminance	0.0755 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D517A #7A461D

analogous

#1D7A75 #1D517A #1D227A

triadic

#1D517A #7A1D51 #517A1D

tetradic

#1D517A #751D7A #7A461D #227A1D

square

#1D517A #751D7A #7A461D #227A1D

split-complementary

#1D517A #7A1D22 #7A751D

monochromatic

#061019 #113049 #1D517A #2972AB #4091D2

Accessibility & contrast

On white

8.37

#1D517A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#1D517A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D517A

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D517A	#FFFFFF	#000000	##FFFFFF
##1D517A	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E527C

Deuteranopia (green-blind)

#314A79

Tritanopia (blue-blind)

#005B60

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1d517a;
/* rgb */ color: rgb(29, 81, 122);
/* oklch */ color: oklch(42.1% 0.088 246.0);

Tailwind

colors: {
  custom: {
    50: '#6781a0',
    500: '#1d517a',
    950: '#000000',
  },
}

SCSS

$custom: #1d517a;
$custom-light: #6781a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1d517a",
  "rgb": {
    "r": 29,
    "g": 81,
    "b": 122
  },
  "hsl": {
    "h": 206.452,
    "s": 61.589,
    "l": 29.608
  },
  "oklch": {
    "l": 0.42114,
    "c": 0.08756,
    "h": 246
  },
  "luminance": 0.07551
}

Semantic roles & 50–950 ramp

primary

#1D517A

secondary

#AE7345

accent

#8A43E5

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#070A0F

muted

#7A7C7E

Preview Lab

Preview with #1D517A

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

Preview Lab → · Contrast checker → · Palette generator →