#1F5D73#1F5D73

#1F5D73 is a dark, moderate cyan. Relative luminance 0.094; OKLCH L 44.9% C 0.071 H 225.5°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#1F5D73
RGB	rgb(31, 93, 115)
HSL	hsl(196, 58%, 29%)
HSV	hsv(196, 73%, 45%)
CMYK	cmyk(73%, 19.1%, 0%, 54.9%)
CIE-LAB	lab(36.66, -11.84, -18.20)
CIE-LCH	lch(36.66, 21.71, 236.94°)
OKLab	oklab(44.91% -0.05 -0.0509)
OKLCH	oklch(44.91% 0.071 225.5)
XYZ	xyz(7.5727, 9.3570, 17.6233)
Luminance	0.0936 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5D73 #73351F

analogous

#1F735F #1F5D73 #1F3373

triadic

#1F5D73 #731F5D #5D731F

tetradic

#1F5D73 #5F1F73 #73351F #33731F

square

#1F5D73 #5F1F73 #73351F #33731F

split-complementary

#1F5D73 #731F33 #735F1F

monochromatic

#061318 #123643 #1F5D73 #2C84A3 #41A7CC

Accessibility & contrast

On white

7.31

#1F5D73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#1F5D73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5D73

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5D73	#FFFFFF	#000000	##FFFFFF
##1F5D73	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#515B74

Deuteranopia (green-blind)

#455373

Tritanopia (blue-blind)

#006464

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #1f5d73;
/* rgb */ color: rgb(31, 93, 115);
/* oklch */ color: oklch(44.9% 0.071 225.5);

Tailwind

colors: {
  custom: {
    50: '#678b9b',
    500: '#1f5d73',
    950: '#000000',
  },
}

SCSS

$custom: #1f5d73;
$custom-light: #678b9b;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5d73",
  "rgb": {
    "r": 31,
    "g": 93,
    "b": 115
  },
  "hsl": {
    "h": 195.714,
    "s": 57.534,
    "l": 28.627
  },
  "oklch": {
    "l": 0.44908,
    "c": 0.07137,
    "h": 225.5
  },
  "luminance": 0.09358
}

Semantic roles & 50–950 ramp

primary

#1F5D73

secondary

#A76047

accent

#6F47E1

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070C0E

muted

#7A7D7E

Preview Lab

Preview with #1F5D73

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

Preview Lab → · Contrast checker → · Palette generator →