#1F5989#1F5989

#1F5989 is a mid, moderate cyan. Relative luminance 0.092; OKLCH L 45.1% C 0.099 H 247.4°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#1F5989
RGB	rgb(31, 89, 137)
HSL	hsl(207, 63%, 33%)
HSV	hsv(207, 77%, 54%)
CMYK	cmyk(77.4%, 35%, 0%, 46.3%)
CIE-LAB	lab(36.44, -1.14, -32.03)
CIE-LCH	lch(36.44, 32.05, 267.96°)
OKLab	oklab(45.09% -0.0379 -0.091)
OKLCH	oklch(45.09% 0.099 247.4)
XYZ	xyz(8.6511, 9.2412, 24.9898)
Luminance	0.0924 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5989 #894F1F

analogous

#1F8984 #1F5989 #1F2489

triadic

#1F5989 #891F59 #59891F

tetradic

#1F5989 #841F89 #894F1F #24891F

square

#1F5989 #841F89 #894F1F #24891F

split-complementary

#1F5989 #891F24 #89841F

monochromatic

#081825 #143957 #1F5989 #2A79BB #4C98D6

Accessibility & contrast

On white

7.37

#1F5989 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#1F5989 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5989

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5989	#FFFFFF	#000000	##FFFFFF
##1F5989	1.00	7.37	2.85	7.37
#FFFFFF	7.37	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#435B8B

Deuteranopia (green-blind)

#345188

Tritanopia (blue-blind)

#00656A

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #1f5989;
/* rgb */ color: rgb(31, 89, 137);
/* oklch */ color: oklch(45.1% 0.099 247.4);

Tailwind

colors: {
  custom: {
    50: '#6b87ab',
    500: '#1f5989',
    950: '#000000',
  },
}

SCSS

$custom: #1f5989;
$custom-light: #6b87ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5989",
  "rgb": {
    "r": 31,
    "g": 89,
    "b": 137
  },
  "hsl": {
    "h": 207.17,
    "s": 63.095,
    "l": 32.941
  },
  "oklch": {
    "l": 0.45087,
    "c": 0.09858,
    "h": 247.4
  },
  "luminance": 0.09242
}

Semantic roles & 50–950 ramp

primary

#1F5989

secondary

#B97D4B

accent

#8C42E6

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #1F5989

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

Preview Lab → · Contrast checker → · Palette generator →