#1D505F#1D505F

#1D505F is a dark, muted cyan. Relative luminance 0.068; OKLCH L 40.4% C 0.059 H 220.6°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#1D505F
RGB	rgb(29, 80, 95)
HSL	hsl(194, 53%, 24%)
HSV	hsv(194, 69%, 37%)
CMYK	cmyk(69.5%, 15.8%, 0%, 62.7%)
CIE-LAB	lab(31.40, -11.63, -13.77)
CIE-LCH	lch(31.40, 18.03, 229.81°)
OKLab	oklab(40.4% -0.0448 -0.0384)
OKLCH	oklch(40.4% 0.059 220.6)
XYZ	xyz(5.4401, 6.8242, 11.8548)
Luminance	0.0683 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D505F #5F2C1D

analogous

#1D5F4D #1D505F #1D2F5F

triadic

#1D505F #5F1D50 #505F1D

tetradic

#1D505F #4D1D5F #5F2C1D #2F5F1D

square

#1D505F #4D1D5F #5F2C1D #2F5F1D

split-complementary

#1D505F #5F1D2F #5F4D1D

monochromatic

#071417 #0F2930 #1D505F #2B778E #3A9FBD

Accessibility & contrast

On white

8.88

#1D505F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#1D505F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D505F

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D505F	#FFFFFF	#000000	##FFFFFF
##1D505F	1.00	8.88	2.37	8.88
#FFFFFF	8.88	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474E60

Deuteranopia (green-blind)

#3E475F

Tritanopia (blue-blind)

#005555

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1d505f;
/* rgb */ color: rgb(29, 80, 95);
/* oklch */ color: oklch(40.4% 0.059 220.6);

Tailwind

colors: {
  custom: {
    50: '#62818c',
    500: '#1d505f',
    950: '#000000',
  },
}

SCSS

$custom: #1d505f;
$custom-light: #62818c;
$custom-dark: #000000;

JSON

{
  "hex": "#1d505f",
  "rgb": {
    "r": 29,
    "g": 80,
    "b": 95
  },
  "hsl": {
    "h": 193.636,
    "s": 53.226,
    "l": 24.314
  },
  "oklch": {
    "l": 0.40396,
    "c": 0.05899,
    "h": 220.6
  },
  "luminance": 0.06825
}

Semantic roles & 50–950 ramp

primary

#1D505F

secondary

#945644

accent

#6C4BDD

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#050A0C

muted

#7A7C7D

Preview Lab

Preview with #1D505F

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

Preview Lab → · Contrast checker → · Palette generator →