#1F5F73#1F5F73

#1F5F73 is a mid, moderate cyan. Relative luminance 0.097; OKLCH L 45.4% C 0.071 H 222.6°. Best body text is #FFFFFF at 7.14:1 contrast (WCAG AA passes).

Color values

HEX	#1F5F73
RGB	rgb(31, 95, 115)
HSL	hsl(194, 58%, 29%)
HSV	hsv(194, 73%, 45%)
CMYK	cmyk(73%, 17.4%, 0%, 54.9%)
CIE-LAB	lab(37.32, -13.01, -17.18)
CIE-LCH	lch(37.32, 21.56, 232.86°)
OKLab	oklab(45.44% -0.0522 -0.048)
OKLCH	oklch(45.44% 0.071 222.6)
XYZ	xyz(7.7505, 9.7127, 17.6826)
Luminance	0.0971 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5F73 #73331F

analogous

#1F735D #1F5F73 #1F3573

triadic

#1F5F73 #731F5F #5F731F

tetradic

#1F5F73 #5D1F73 #73331F #35731F

square

#1F5F73 #5D1F73 #73331F #35731F

split-complementary

#1F5F73 #731F35 #735D1F

monochromatic

#061418 #123743 #1F5F73 #2C87A3 #41ABCC

Accessibility & contrast

On white

7.14

#1F5F73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#1F5F73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5F73

7.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5F73	#FFFFFF	#000000	##FFFFFF
##1F5F73	1.00	7.14	2.94	7.14
#FFFFFF	7.14	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#535D74

Deuteranopia (green-blind)

#485473

Tritanopia (blue-blind)

#006565

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #1f5f73;
/* rgb */ color: rgb(31, 95, 115);
/* oklch */ color: oklch(45.4% 0.071 222.6);

Tailwind

colors: {
  custom: {
    50: '#678c9b',
    500: '#1f5f73',
    950: '#000000',
  },
}

SCSS

$custom: #1f5f73;
$custom-light: #678c9b;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5f73",
  "rgb": {
    "r": 31,
    "g": 95,
    "b": 115
  },
  "hsl": {
    "h": 194.286,
    "s": 57.534,
    "l": 28.627
  },
  "oklch": {
    "l": 0.45436,
    "c": 0.07095,
    "h": 222.6
  },
  "luminance": 0.09714
}

Semantic roles & 50–950 ramp

primary

#1F5F73

secondary

#A75E47

accent

#6C47E1

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070C0E

muted

#7A7D7E

Preview Lab

Preview with #1F5F73

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

Preview Lab → · Contrast checker → · Palette generator →