#1D758E#1D758E

#1D758E is a mid, moderate cyan. Relative luminance 0.149; OKLCH L 52.4% C 0.088 H 221.8°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#1D758E
RGB	rgb(29, 117, 142)
HSL	hsl(193, 66%, 34%)
HSV	hsv(193, 80%, 56%)
CMYK	cmyk(79.6%, 17.6%, 0%, 44.3%)
CIE-LAB	lab(45.55, -16.21, -20.84)
CIE-LCH	lch(45.55, 26.41, 232.12°)
OKLab	oklab(52.39% -0.0653 -0.0584)
OKLCH	oklch(52.39% 0.088 221.8)
XYZ	xyz(11.7484, 14.9353, 27.8496)
Luminance	0.1494 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D758E #8E361D

analogous

#1D8E6E #1D758E #1D3C8E

triadic

#1D758E #8E1D75 #758E1D

tetradic

#1D758E #6E1D8E #8E361D #3C8E1D

square

#1D758E #6E1D8E #8E361D #3C8E1D

split-complementary

#1D758E #8E1D3C #8E6E1D

monochromatic

#082128 #134B5B #1D758E #279FC1 #4BBBDA

Accessibility & contrast

On white

5.27

#1D758E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#1D758E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D758E

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D758E	#FFFFFF	#000000	##FFFFFF
##1D758E	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)

#66728F

Deuteranopia (green-blind)

#57678E

Tritanopia (blue-blind)

#007D7D

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #1d758e;
/* rgb */ color: rgb(29, 117, 142);
/* oklch */ color: oklch(52.4% 0.088 221.8);

Tailwind

colors: {
  custom: {
    50: '#6d9daf',
    500: '#1d758e',
    950: '#000000',
  },
}

SCSS

$custom: #1d758e;
$custom-light: #6d9daf;
$custom-dark: #000000;

JSON

{
  "hex": "#1d758e",
  "rgb": {
    "r": 29,
    "g": 117,
    "b": 142
  },
  "hsl": {
    "h": 193.274,
    "s": 66.082,
    "l": 33.529
  },
  "oklch": {
    "l": 0.52392,
    "c": 0.08761,
    "h": 221.8
  },
  "luminance": 0.14937
}

Semantic roles & 50–950 ramp

primary

#1D758E

secondary

#BD644A

accent

#643FE9

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #1D758E

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

Preview Lab → · Contrast checker → · Palette generator →