#1D5D80#1D5D80

#1D5D80 is a mid, moderate cyan. Relative luminance 0.096; OKLCH L 45.5% C 0.085 H 237.2°. Best body text is #FFFFFF at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#1D5D80
RGB	rgb(29, 93, 128)
HSL	hsl(201, 63%, 31%)
HSV	hsv(201, 77%, 50%)
CMYK	cmyk(77.3%, 27.3%, 0%, 49.8%)
CIE-LAB	lab(37.20, -7.35, -25.35)
CIE-LCH	lch(37.20, 26.39, 253.83°)
OKLab	oklab(45.52% -0.0461 -0.0715)
OKLCH	oklch(45.52% 0.085 237.2)
XYZ	xyz(8.3158, 9.6475, 21.8418)
Luminance	0.0965 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5D80 #80401D

analogous

#1D8071 #1D5D80 #1D2B80

triadic

#1D5D80 #801D5D #5D801D

tetradic

#1D5D80 #711D80 #80401D #2B801D

square

#1D5D80 #711D80 #80401D #2B801D

split-complementary

#1D5D80 #801D2B #80711D

monochromatic

#06141C #12394E #1D5D80 #2881B2 #43A1D4

Accessibility & contrast

On white

7.17

#1D5D80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#1D5D80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5D80

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5D80	#FFFFFF	#000000	##FFFFFF
##1D5D80	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)

#4C5D82

Deuteranopia (green-blind)

#3F537F

Tritanopia (blue-blind)

#006669

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #1d5d80;
/* rgb */ color: rgb(29, 93, 128);
/* oklch */ color: oklch(45.5% 0.085 237.2);

Tailwind

colors: {
  custom: {
    50: '#688aa5',
    500: '#1d5d80',
    950: '#000000',
  },
}

SCSS

$custom: #1d5d80;
$custom-light: #688aa5;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5d80",
  "rgb": {
    "r": 29,
    "g": 93,
    "b": 128
  },
  "hsl": {
    "h": 201.212,
    "s": 63.057,
    "l": 30.784
  },
  "oklch": {
    "l": 0.45519,
    "c": 0.08509,
    "h": 237.2
  },
  "luminance": 0.09648
}

Semantic roles & 50–950 ramp

primary

#1D5D80

secondary

#B36C45

accent

#7C42E6

background

#F6F8FA

surface

#EBF0F4

border

#C6CBCE

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #1D5D80

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

Preview Lab → · Contrast checker → · Palette generator →