#1F5889#1F5889

#1F5889 is a dark, moderate cyan. Relative luminance 0.091; OKLCH L 44.8% C 0.100 H 248.2°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#1F5889
RGB	rgb(31, 88, 137)
HSL	hsl(208, 63%, 33%)
HSV	hsv(208, 77%, 54%)
CMYK	cmyk(77.4%, 35.8%, 0%, 46.3%)
CIE-LAB	lab(36.13, -0.50, -32.53)
CIE-LCH	lch(36.13, 32.53, 269.11°)
OKLab	oklab(44.84% -0.0369 -0.0925)
OKLCH	oklch(44.84% 0.1 248.2)
XYZ	xyz(8.5684, 9.0759, 24.9623)
Luminance	0.0908 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5889 #89501F

analogous

#1F8985 #1F5889 #1F2389

triadic

#1F5889 #891F58 #58891F

tetradic

#1F5889 #851F89 #89501F #23891F

square

#1F5889 #851F89 #89501F #23891F

split-complementary

#1F5889 #891F23 #89851F

monochromatic

#081825 #143857 #1F5889 #2A78BB #4C96D6

Accessibility & contrast

On white

7.46

#1F5889 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#1F5889 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5889

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5889	#FFFFFF	#000000	##FFFFFF
##1F5889	1.00	7.46	2.82	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#415A8B

Deuteranopia (green-blind)

#325188

Tritanopia (blue-blind)

#00646A

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #1f5889;
/* rgb */ color: rgb(31, 88, 137);
/* oklch */ color: oklch(44.8% 0.100 248.2);

Tailwind

colors: {
  custom: {
    50: '#6b86ab',
    500: '#1f5889',
    950: '#000000',
  },
}

SCSS

$custom: #1f5889;
$custom-light: #6b86ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5889",
  "rgb": {
    "r": 31,
    "g": 88,
    "b": 137
  },
  "hsl": {
    "h": 207.736,
    "s": 63.095,
    "l": 32.941
  },
  "oklch": {
    "l": 0.4484,
    "c": 0.09957,
    "h": 248.2
  },
  "luminance": 0.09077
}

Semantic roles & 50–950 ramp

primary

#1F5889

secondary

#B97E4B

accent

#8E42E6

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #1F5889

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

Preview Lab → · Contrast checker → · Palette generator →