#1F758D#1F758D

#1F758D is a mid, moderate cyan. Relative luminance 0.149; OKLCH L 52.4% C 0.086 H 221.1°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#1F758D
RGB	rgb(31, 117, 141)
HSL	hsl(193, 64%, 34%)
HSV	hsv(193, 78%, 55%)
CMYK	cmyk(78%, 17%, 0%, 44.7%)
CIE-LAB	lab(45.55, -16.33, -20.24)
CIE-LCH	lch(45.55, 26.01, 231.11°)
OKLab	oklab(52.39% -0.0649 -0.0566)
OKLCH	oklch(52.39% 0.086 221.1)
XYZ	xyz(11.7321, 14.9356, 27.4587)
Luminance	0.1494 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F758D #8D371F

analogous

#1F8D6E #1F758D #1F3E8D

triadic

#1F758D #8D1F75 #758D1F

tetradic

#1F758D #6E1F8D #8D371F #3E8D1F

square

#1F758D #6E1F8D #8D371F #3E8D1F

split-complementary

#1F758D #8D1F3E #8D6E1F

monochromatic

#092229 #144B5B #1F758D #2A9FBF #4EBAD8

Accessibility & contrast

On white

5.27

#1F758D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#1F758D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F758D

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F758D	#FFFFFF	#000000	##FFFFFF
##1F758D	1.00	5.27	3.99	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#67728E

Deuteranopia (green-blind)

#58678D

Tritanopia (blue-blind)

#007D7D

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #1f758d;
/* rgb */ color: rgb(31, 117, 141);
/* oklch */ color: oklch(52.4% 0.086 221.1);

Tailwind

colors: {
  custom: {
    50: '#6d9dae',
    500: '#1f758d',
    950: '#000000',
  },
}

SCSS

$custom: #1f758d;
$custom-light: #6d9dae;
$custom-dark: #000000;

JSON

{
  "hex": "#1f758d",
  "rgb": {
    "r": 31,
    "g": 117,
    "b": 141
  },
  "hsl": {
    "h": 193.091,
    "s": 63.953,
    "l": 33.725
  },
  "oklch": {
    "l": 0.52391,
    "c": 0.08616,
    "h": 221.1
  },
  "luminance": 0.14937
}

Semantic roles & 50–950 ramp

primary

#1F758D

secondary

#BB654D

accent

#6541E7

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #1F758D

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

Preview Lab → · Contrast checker → · Palette generator →