#1D5E73#1D5E73

#1D5E73 is a mid, moderate cyan. Relative luminance 0.095; OKLCH L 45.1% C 0.072 H 223.6°. Best body text is #FFFFFF at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#1D5E73
RGB	rgb(29, 94, 115)
HSL	hsl(195, 60%, 28%)
HSV	hsv(195, 75%, 45%)
CMYK	cmyk(74.8%, 18.3%, 0%, 54.9%)
CIE-LAB	lab(36.94, -12.74, -17.78)
CIE-LCH	lch(36.94, 21.87, 234.38°)
OKLab	oklab(45.11% -0.0522 -0.0497)
OKLCH	oklch(45.11% 0.072 223.6)
XYZ	xyz(7.6026, 9.5035, 17.6500)
Luminance	0.0950 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5E73 #73321D

analogous

#1D735D #1D5E73 #1D3373

triadic

#1D5E73 #731D5E #5E731D

tetradic

#1D5E73 #5D1D73 #73321D #33731D

square

#1D5E73 #5D1D73 #73321D #33731D

split-complementary

#1D5E73 #731D33 #735D1D

monochromatic

#061418 #113642 #1D5E73 #2986A4 #3CAACE

Accessibility & contrast

On white

7.24

#1D5E73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#1D5E73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5E73

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5E73	#FFFFFF	#000000	##FFFFFF
##1D5E73	1.00	7.24	2.90	7.24
#FFFFFF	7.24	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#525C74

Deuteranopia (green-blind)

#465373

Tritanopia (blue-blind)

#006465

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1d5e73;
/* rgb */ color: rgb(29, 94, 115);
/* oklch */ color: oklch(45.1% 0.072 223.6);

Tailwind

colors: {
  custom: {
    50: '#668b9b',
    500: '#1d5e73',
    950: '#000000',
  },
}

SCSS

$custom: #1d5e73;
$custom-light: #668b9b;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5e73",
  "rgb": {
    "r": 29,
    "g": 94,
    "b": 115
  },
  "hsl": {
    "h": 194.651,
    "s": 59.722,
    "l": 28.235
  },
  "oklch": {
    "l": 0.45111,
    "c": 0.07212,
    "h": 223.6
  },
  "luminance": 0.09504
}

Semantic roles & 50–950 ramp

primary

#1D5E73

secondary

#A75D45

accent

#6B45E3

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#060C0E

muted

#7A7D7E

Preview Lab

Preview with #1D5E73

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

Preview Lab → · Contrast checker → · Palette generator →