#1D5E79#1D5E79

#1D5E79 is a mid, moderate cyan. Relative luminance 0.096; OKLCH L 45.4% C 0.077 H 229.9°. Best body text is #FFFFFF at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#1D5E79
RGB	rgb(29, 94, 121)
HSL	hsl(198, 61%, 29%)
HSV	hsv(198, 76%, 47%)
CMYK	cmyk(76%, 22.3%, 0%, 52.5%)
CIE-LAB	lab(37.20, -10.56, -21.06)
CIE-LCH	lch(37.20, 23.56, 243.37°)
OKLab	oklab(45.41% -0.0498 -0.0591)
OKLCH	oklch(45.41% 0.077 229.9)
XYZ	xyz(7.9592, 9.6462, 19.5279)
Luminance	0.0965 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5E79 #79381D

analogous

#1D7966 #1D5E79 #1D3079

triadic

#1D5E79 #791D5E #5E791D

tetradic

#1D5E79 #661D79 #79381D #30791D

square

#1D5E79 #661D79 #79381D #30791D

split-complementary

#1D5E79 #791D30 #79661D

monochromatic

#061319 #113848 #1D5E79 #2984AA #3FA6D1

Accessibility & contrast

On white

7.17

#1D5E79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#1D5E79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5E79

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5E79	#FFFFFF	#000000	##FFFFFF
##1D5E79	1.00	7.17	2.93	7.17
#FFFFFF	7.17	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#505D7A

Deuteranopia (green-blind)

#445479

Tritanopia (blue-blind)

#006567

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #1d5e79;
/* rgb */ color: rgb(29, 94, 121);
/* oklch */ color: oklch(45.4% 0.077 229.9);

Tailwind

colors: {
  custom: {
    50: '#678b9f',
    500: '#1d5e79',
    950: '#000000',
  },
}

SCSS

$custom: #1d5e79;
$custom-light: #678b9f;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5e79",
  "rgb": {
    "r": 29,
    "g": 94,
    "b": 121
  },
  "hsl": {
    "h": 197.609,
    "s": 61.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.45409,
    "c": 0.07731,
    "h": 229.9
  },
  "luminance": 0.09647
}

Semantic roles & 50–950 ramp

primary

#1D5E79

secondary

#AD6345

accent

#7343E4

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070C0E

muted

#7A7D7E

Preview Lab

Preview with #1D5E79

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

Preview Lab → · Contrast checker → · Palette generator →