#1F7188#1F7188

#1F7188 is a mid, moderate cyan. Relative luminance 0.139; OKLCH L 51.1% C 0.083 H 221.0°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#1F7188
RGB	rgb(31, 113, 136)
HSL	hsl(193, 63%, 33%)
HSV	hsv(193, 77%, 53%)
CMYK	cmyk(77.2%, 16.9%, 0%, 46.7%)
CIE-LAB	lab(44.06, -15.85, -19.56)
CIE-LCH	lch(44.06, 25.18, 230.97°)
OKLab	oklab(51.13% -0.0628 -0.0547)
OKLCH	oklch(51.13% 0.083 221)
XYZ	xyz(10.9123, 13.8778, 25.3913)
Luminance	0.1388 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F7188 #88361F

analogous

#1F886A #1F7188 #1F3C88

triadic

#1F7188 #881F71 #71881F

tetradic

#1F7188 #6A1F88 #88361F #3C881F

square

#1F7188 #6A1F88 #88361F #3C881F

split-complementary

#1F7188 #881F3C #886A1F

monochromatic

#081E24 #144856 #1F7188 #2A9ABA #4BB8D6

Accessibility & contrast

On white

5.56

#1F7188 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#1F7188 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F7188

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F7188	#FFFFFF	#000000	##FFFFFF
##1F7188	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#636E89

Deuteranopia (green-blind)

#556488

Tritanopia (blue-blind)

#007878

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #1f7188;
/* rgb */ color: rgb(31, 113, 136);
/* oklch */ color: oklch(51.1% 0.083 221.0);

Tailwind

colors: {
  custom: {
    50: '#6c9aaa',
    500: '#1f7188',
    950: '#000000',
  },
}

SCSS

$custom: #1f7188;
$custom-light: #6c9aaa;
$custom-dark: #000000;

JSON

{
  "hex": "#1f7188",
  "rgb": {
    "r": 31,
    "g": 113,
    "b": 136
  },
  "hsl": {
    "h": 193.143,
    "s": 62.874,
    "l": 32.745
  },
  "oklch": {
    "l": 0.51128,
    "c": 0.08331,
    "h": 221
  },
  "luminance": 0.13879
}

Semantic roles & 50–950 ramp

primary

#1F7188

secondary

#B9624A

accent

#6642E6

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E10

muted

#7A7E7F

Preview Lab

Preview with #1F7188

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

Preview Lab → · Contrast checker → · Palette generator →