#1D517C#1D517C

#1D517C is a dark, moderate cyan. Relative luminance 0.076; OKLCH L 42.2% C 0.090 H 247.1°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#1D517C
RGB	rgb(29, 81, 124)
HSL	hsl(207, 62%, 30%)
HSV	hsv(207, 77%, 49%)
CMYK	cmyk(76.6%, 34.7%, 0%, 51.4%)
CIE-LAB	lab(33.14, -1.36, -29.27)
CIE-LCH	lch(33.14, 29.30, 267.34°)
OKLab	oklab(42.24% -0.035 -0.0831)
OKLCH	oklch(42.24% 0.09 247.1)
XYZ	xyz(7.0858, 7.6005, 20.1585)
Luminance	0.0760 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D517C #7C481D

analogous

#1D7C78 #1D517C #1D217C

triadic

#1D517C #7C1D51 #517C1D

tetradic

#1D517C #781D7C #7C481D #217C1D

square

#1D517C #781D7C #7C481D #217C1D

split-complementary

#1D517C #7C1D21 #7C781D

monochromatic

#061019 #11314A #1D517C #2971AE #4191D3

Accessibility & contrast

On white

8.33

#1D517C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#1D517C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D517C

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D517C	#FFFFFF	#000000	##FFFFFF
##1D517C	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D537E

Deuteranopia (green-blind)

#304A7B

Tritanopia (blue-blind)

#005B60

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1d517c;
/* rgb */ color: rgb(29, 81, 124);
/* oklch */ color: oklch(42.2% 0.090 247.1);

Tailwind

colors: {
  custom: {
    50: '#6781a2',
    500: '#1d517c',
    950: '#000000',
  },
}

SCSS

$custom: #1d517c;
$custom-light: #6781a2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d517c",
  "rgb": {
    "r": 29,
    "g": 81,
    "b": 124
  },
  "hsl": {
    "h": 207.158,
    "s": 62.092,
    "l": 30
  },
  "oklch": {
    "l": 0.42235,
    "c": 0.09017,
    "h": 247.1
  },
  "luminance": 0.07601
}

Semantic roles & 50–950 ramp

primary

#1D517C

secondary

#B07545

accent

#8C43E5

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1D517C

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

Preview Lab → · Contrast checker → · Palette generator →