#1F5D79#1F5D79

#1F5D79 is a mid, moderate cyan. Relative luminance 0.095; OKLCH L 45.2% C 0.077 H 231.7°. Best body text is #FFFFFF at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#1F5D79
RGB	rgb(31, 93, 121)
HSL	hsl(199, 59%, 30%)
HSV	hsv(199, 74%, 47%)
CMYK	cmyk(74.4%, 23.1%, 0%, 52.5%)
CIE-LAB	lab(36.93, -9.67, -21.48)
CIE-LCH	lch(36.93, 23.55, 245.77°)
OKLab	oklab(45.21% -0.0476 -0.0603)
OKLCH	oklch(45.21% 0.077 231.7)
XYZ	xyz(7.9292, 9.4996, 19.5012)
Luminance	0.0950 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5D79 #793B1F

analogous

#1F7968 #1F5D79 #1F3079

triadic

#1F5D79 #791F5D #5D791F

tetradic

#1F5D79 #681F79 #793B1F #30791F

square

#1F5D79 #681F79 #793B1F #30791F

split-complementary

#1F5D79 #791F30 #79681F

monochromatic

#061318 #133848 #1F5D79 #2B82AA #43A4CF

Accessibility & contrast

On white

7.24

#1F5D79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#1F5D79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5D79

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5D79	#FFFFFF	#000000	##FFFFFF
##1F5D79	1.00	7.24	2.90	7.24
#FFFFFF	7.24	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F5C7A

Deuteranopia (green-blind)

#435379

Tritanopia (blue-blind)

#006566

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1f5d79;
/* rgb */ color: rgb(31, 93, 121);
/* oklch */ color: oklch(45.2% 0.077 231.7);

Tailwind

colors: {
  custom: {
    50: '#688a9f',
    500: '#1f5d79',
    950: '#000000',
  },
}

SCSS

$custom: #1f5d79;
$custom-light: #688a9f;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5d79",
  "rgb": {
    "r": 31,
    "g": 93,
    "b": 121
  },
  "hsl": {
    "h": 198.667,
    "s": 59.211,
    "l": 29.804
  },
  "oklch": {
    "l": 0.45209,
    "c": 0.07685,
    "h": 231.7
  },
  "luminance": 0.095
}

Semantic roles & 50–950 ramp

primary

#1F5D79

secondary

#AC6747

accent

#7645E2

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #1F5D79

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

Preview Lab → · Contrast checker → · Palette generator →