#1F5F89#1F5F89

#1F5F89 is a mid, moderate cyan. Relative luminance 0.103; OKLCH L 46.6% C 0.093 H 241.9°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#1F5F89
RGB	rgb(31, 95, 137)
HSL	hsl(204, 63%, 33%)
HSV	hsv(204, 77%, 54%)
CMYK	cmyk(77.4%, 30.7%, 0%, 46.3%)
CIE-LAB	lab(38.34, -4.90, -29.04)
CIE-LCH	lch(38.34, 29.45, 260.42°)
OKLab	oklab(46.58% -0.0439 -0.0822)
OKLCH	oklch(46.58% 0.093 241.9)
XYZ	xyz(9.1709, 10.2808, 25.1631)
Luminance	0.1028 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5F89 #89491F

analogous

#1F897E #1F5F89 #1F2A89

triadic

#1F5F89 #891F5F #5F891F

tetradic

#1F5F89 #7E1F89 #89491F #2A891F

square

#1F5F89 #7E1F89 #89491F #2A891F

split-complementary

#1F5F89 #891F2A #897E1F

monochromatic

#081A25 #143C57 #1F5F89 #2A82BB #4CA0D6

Accessibility & contrast

On white

6.87

#1F5F89 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#1F5F89 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F5F89

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5F89	#FFFFFF	#000000	##FFFFFF
##1F5F89	1.00	6.87	3.06	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B608B

Deuteranopia (green-blind)

#3D5688

Tritanopia (blue-blind)

#00696E

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #1f5f89;
/* rgb */ color: rgb(31, 95, 137);
/* oklch */ color: oklch(46.6% 0.093 241.9);

Tailwind

colors: {
  custom: {
    50: '#6b8cab',
    500: '#1f5f89',
    950: '#000000',
  },
}

SCSS

$custom: #1f5f89;
$custom-light: #6b8cab;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5f89",
  "rgb": {
    "r": 31,
    "g": 95,
    "b": 137
  },
  "hsl": {
    "h": 203.774,
    "s": 63.095,
    "l": 32.941
  },
  "oklch": {
    "l": 0.46584,
    "c": 0.0932,
    "h": 241.9
  },
  "luminance": 0.10282
}

Semantic roles & 50–950 ramp

primary

#1F5F89

secondary

#B9764B

accent

#8342E6

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070C10

muted

#7A7D7F

Preview Lab

Preview with #1F5F89

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

Preview Lab → · Contrast checker → · Palette generator →