#1F758E#1F758E

#1F758E is a mid, moderate cyan. Relative luminance 0.150; OKLCH L 52.4% C 0.087 H 222.0°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#1F758E
RGB	rgb(31, 117, 142)
HSL	hsl(194, 64%, 34%)
HSV	hsv(194, 78%, 56%)
CMYK	cmyk(78.2%, 17.6%, 0%, 44.3%)
CIE-LAB	lab(45.59, -15.98, -20.77)
CIE-LCH	lch(45.59, 26.21, 232.43°)
OKLab	oklab(52.44% -0.0645 -0.0582)
OKLCH	oklch(52.44% 0.087 222)
XYZ	xyz(11.8068, 14.9655, 27.8523)
Luminance	0.1497 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F758E #8E381F

analogous

#1F8E70 #1F758E #1F3D8E

triadic

#1F758E #8E1F75 #758E1F

tetradic

#1F758E #701F8E #8E381F #3D8E1F

square

#1F758E #701F8E #8E381F #3D8E1F

split-complementary

#1F758E #8E1F3D #8E701F

monochromatic

#09222A #144C5C #1F758E #2A9EC0 #4FBAD9

Accessibility & contrast

On white

5.26

#1F758E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#1F758E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F758E

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F758E	#FFFFFF	#000000	##FFFFFF
##1F758E	1.00	5.26	3.99	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#66728F

Deuteranopia (green-blind)

#58678E

Tritanopia (blue-blind)

#007D7D

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #1f758e;
/* rgb */ color: rgb(31, 117, 142);
/* oklch */ color: oklch(52.4% 0.087 222.0);

Tailwind

colors: {
  custom: {
    50: '#6d9daf',
    500: '#1f758e',
    950: '#000000',
  },
}

SCSS

$custom: #1f758e;
$custom-light: #6d9daf;
$custom-dark: #000000;

JSON

{
  "hex": "#1f758e",
  "rgb": {
    "r": 31,
    "g": 117,
    "b": 142
  },
  "hsl": {
    "h": 193.514,
    "s": 64.162,
    "l": 33.922
  },
  "oklch": {
    "l": 0.52437,
    "c": 0.08686,
    "h": 222
  },
  "luminance": 0.14967
}

Semantic roles & 50–950 ramp

primary

#1F758E

secondary

#BB664D

accent

#6641E7

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #1F758E

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

Preview Lab → · Contrast checker → · Palette generator →