#1F7183#1F7183

#1F7183 is a mid, moderate cyan. Relative luminance 0.137; OKLCH L 50.9% C 0.080 H 215.9°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#1F7183
RGB	rgb(31, 113, 131)
HSL	hsl(191, 62%, 32%)
HSV	hsv(191, 76%, 51%)
CMYK	cmyk(76.3%, 13.7%, 0%, 48.6%)
CIE-LAB	lab(43.86, -17.59, -16.88)
CIE-LCH	lch(43.86, 24.38, 223.81°)
OKLab	oklab(50.9% -0.0649 -0.0471)
OKLCH	oklch(50.9% 0.08 215.9)
XYZ	xyz(10.5652, 13.7390, 23.5634)
Luminance	0.1374 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F7183 #83311F

analogous

#1F8363 #1F7183 #1F3F83

triadic

#1F7183 #831F71 #71831F

tetradic

#1F7183 #631F83 #83311F #3F831F

square

#1F7183 #631F83 #83311F #3F831F

split-complementary

#1F7183 #831F3F #83631F

monochromatic

#081C20 #134652 #1F7183 #2B9CB4 #49BBD4

Accessibility & contrast

On white

5.60

#1F7183 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#1F7183 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F7183

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F7183	#FFFFFF	#000000	##FFFFFF
##1F7183	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#656D84

Deuteranopia (green-blind)

#576383

Tritanopia (blue-blind)

#007777

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #1f7183;
/* rgb */ color: rgb(31, 113, 131);
/* oklch */ color: oklch(50.9% 0.080 215.9);

Tailwind

colors: {
  custom: {
    50: '#6b9aa7',
    500: '#1f7183',
    950: '#000000',
  },
}

SCSS

$custom: #1f7183;
$custom-light: #6b9aa7;
$custom-dark: #000000;

JSON

{
  "hex": "#1f7183",
  "rgb": {
    "r": 31,
    "g": 113,
    "b": 131
  },
  "hsl": {
    "h": 190.8,
    "s": 61.728,
    "l": 31.765
  },
  "oklch": {
    "l": 0.509,
    "c": 0.08021,
    "h": 215.9
  },
  "luminance": 0.1374
}

Semantic roles & 50–950 ramp

primary

#1F7183

secondary

#B65C48

accent

#6043E5

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E0F

muted

#7A7E7F

Preview Lab

Preview with #1F7183

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

Preview Lab → · Contrast checker → · Palette generator →