#1F5A89#1F5A89

#1F5A89 is a mid, moderate cyan. Relative luminance 0.094; OKLCH L 45.3% C 0.098 H 246.5°. Best body text is #FFFFFF at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#1F5A89
RGB	rgb(31, 90, 137)
HSL	hsl(207, 63%, 33%)
HSV	hsv(207, 77%, 54%)
CMYK	cmyk(77.4%, 34.3%, 0%, 46.3%)
CIE-LAB	lab(36.76, -1.78, -31.53)
CIE-LCH	lch(36.76, 31.58, 266.78°)
OKLab	oklab(45.34% -0.0389 -0.0895)
OKLCH	oklch(45.34% 0.098 246.5)
XYZ	xyz(8.7349, 9.4088, 25.0178)
Luminance	0.0941 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5A89 #894E1F

analogous

#1F8983 #1F5A89 #1F2589

triadic

#1F5A89 #891F5A #5A891F

tetradic

#1F5A89 #831F89 #894E1F #25891F

square

#1F5A89 #831F89 #894E1F #25891F

split-complementary

#1F5A89 #891F25 #89831F

monochromatic

#081825 #143957 #1F5A89 #2A7BBB #4C99D6

Accessibility & contrast

On white

7.29

#1F5A89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#1F5A89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5A89

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5A89	#FFFFFF	#000000	##FFFFFF
##1F5A89	1.00	7.29	2.88	7.29
#FFFFFF	7.29	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#445C8B

Deuteranopia (green-blind)

#355288

Tritanopia (blue-blind)

#00656B

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #1f5a89;
/* rgb */ color: rgb(31, 90, 137);
/* oklch */ color: oklch(45.3% 0.098 246.5);

Tailwind

colors: {
  custom: {
    50: '#6b88ab',
    500: '#1f5a89',
    950: '#000000',
  },
}

SCSS

$custom: #1f5a89;
$custom-light: #6b88ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5a89",
  "rgb": {
    "r": 31,
    "g": 90,
    "b": 137
  },
  "hsl": {
    "h": 206.604,
    "s": 63.095,
    "l": 32.941
  },
  "oklch": {
    "l": 0.45335,
    "c": 0.09763,
    "h": 246.5
  },
  "luminance": 0.0941
}

Semantic roles & 50–950 ramp

primary

#1F5A89

secondary

#B97C4B

accent

#8B42E6

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #1F5A89

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

Preview Lab → · Contrast checker → · Palette generator →