#1F6573#1F6573

#1F6573 is a mid, moderate cyan. Relative luminance 0.108; OKLCH L 47.0% C 0.071 H 213.8°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#1F6573
RGB	rgb(31, 101, 115)
HSL	hsl(190, 58%, 29%)
HSV	hsv(190, 73%, 45%)
CMYK	cmyk(73%, 12.2%, 0%, 54.9%)
CIE-LAB	lab(39.30, -16.44, -14.15)
CIE-LCH	lch(39.30, 21.69, 220.73°)
OKLab	oklab(47.03% -0.0589 -0.0394)
OKLCH	oklch(47.03% 0.071 213.8)
XYZ	xyz(8.3120, 10.8355, 17.8697)
Luminance	0.1084 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F6573 #732D1F

analogous

#1F7357 #1F6573 #1F3B73

triadic

#1F6573 #731F65 #65731F

tetradic

#1F6573 #571F73 #732D1F #3B731F

square

#1F6573 #571F73 #732D1F #3B731F

split-complementary

#1F6573 #731F3B #73571F

monochromatic

#061518 #123B43 #1F6573 #2C8FA3 #41B5CC

Accessibility & contrast

On white

6.63

#1F6573 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#1F6573 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F6573

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F6573	#FFFFFF	#000000	##FFFFFF
##1F6573	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B6274

Deuteranopia (green-blind)

#4F5973

Tritanopia (blue-blind)

#006A69

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #1f6573;
/* rgb */ color: rgb(31, 101, 115);
/* oklch */ color: oklch(47.0% 0.071 213.8);

Tailwind

colors: {
  custom: {
    50: '#68919b',
    500: '#1f6573',
    950: '#000000',
  },
}

SCSS

$custom: #1f6573;
$custom-light: #68919b;
$custom-dark: #000000;

JSON

{
  "hex": "#1f6573",
  "rgb": {
    "r": 31,
    "g": 101,
    "b": 115
  },
  "hsl": {
    "h": 190,
    "s": 57.534,
    "l": 28.627
  },
  "oklch": {
    "l": 0.47026,
    "c": 0.07087,
    "h": 213.8
  },
  "luminance": 0.10836
}

Semantic roles & 50–950 ramp

primary

#1F6573

secondary

#A75747

accent

#6147E1

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070C0E

muted

#7A7D7E

Preview Lab

Preview with #1F6573

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

Preview Lab → · Contrast checker → · Palette generator →