#1D507C#1D507C

#1D507C is a dark, moderate cyan. Relative luminance 0.075; OKLCH L 42.0% C 0.091 H 248.1°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#1D507C
RGB	rgb(29, 80, 124)
HSL	hsl(208, 62%, 30%)
HSV	hsv(208, 77%, 49%)
CMYK	cmyk(76.6%, 35.5%, 0%, 51.4%)
CIE-LAB	lab(32.82, -0.71, -29.78)
CIE-LCH	lch(32.82, 29.78, 268.63°)
OKLab	oklab(41.98% -0.034 -0.0846)
OKLCH	oklch(41.98% 0.091 248.1)
XYZ	xyz(7.0121, 7.4530, 20.1339)
Luminance	0.0745 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D507C #7C491D

analogous

#1D7C78 #1D507C #1D217C

triadic

#1D507C #7C1D50 #507C1D

tetradic

#1D507C #781D7C #7C491D #217C1D

square

#1D507C #781D7C #7C491D #217C1D

split-complementary

#1D507C #7C1D21 #7C781D

monochromatic

#061019 #11304A #1D507C #2970AE #418FD3

Accessibility & contrast

On white

8.43

#1D507C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#1D507C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D507C

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D507C	#FFFFFF	#000000	##FFFFFF
##1D507C	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C527E

Deuteranopia (green-blind)

#2E497B

Tritanopia (blue-blind)

#005B60

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1d507c;
/* rgb */ color: rgb(29, 80, 124);
/* oklch */ color: oklch(42.0% 0.091 248.1);

Tailwind

colors: {
  custom: {
    50: '#6780a2',
    500: '#1d507c',
    950: '#000000',
  },
}

SCSS

$custom: #1d507c;
$custom-light: #6780a2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d507c",
  "rgb": {
    "r": 29,
    "g": 80,
    "b": 124
  },
  "hsl": {
    "h": 207.789,
    "s": 62.092,
    "l": 30
  },
  "oklch": {
    "l": 0.41983,
    "c": 0.09116,
    "h": 248.1
  },
  "luminance": 0.07454
}

Semantic roles & 50–950 ramp

primary

#1D507C

secondary

#B07645

accent

#8E43E5

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1D507C

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

Preview Lab → · Contrast checker → · Palette generator →