#1D5161#1D5161

#1D5161 is a dark, moderate cyan. Relative luminance 0.070; OKLCH L 40.8% C 0.060 H 221.7°. Best body text is #FFFFFF at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#1D5161
RGB	rgb(29, 81, 97)
HSL	hsl(194, 54%, 25%)
HSV	hsv(194, 70%, 38%)
CMYK	cmyk(70.1%, 16.5%, 0%, 62%)
CIE-LAB	lab(31.83, -11.52, -14.39)
CIE-LCH	lch(31.83, 18.43, 231.32°)
OKLab	oklab(40.76% -0.0451 -0.0401)
OKLCH	oklch(40.76% 0.06 221.7)
XYZ	xyz(5.6059, 7.0085, 12.3643)
Luminance	0.0701 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5161 #612D1D

analogous

#1D614F #1D5161 #1D2F61

triadic

#1D5161 #611D51 #51611D

tetradic

#1D5161 #4F1D61 #612D1D #2F611D

square

#1D5161 #4F1D61 #612D1D #2F611D

split-complementary

#1D5161 #611D2F #614F1D

monochromatic

#071418 #0F2A32 #1D5161 #2B7890 #39A0BF

Accessibility & contrast

On white

8.74

#1D5161 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#1D5161 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5161

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5161	#FFFFFF	#000000	##FFFFFF
##1D5161	1.00	8.74	2.40	8.74
#FFFFFF	8.74	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484F62

Deuteranopia (green-blind)

#3E4861

Tritanopia (blue-blind)

#005656

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1d5161;
/* rgb */ color: rgb(29, 81, 97);
/* oklch */ color: oklch(40.8% 0.060 221.7);

Tailwind

colors: {
  custom: {
    50: '#62828e',
    500: '#1d5161',
    950: '#000000',
  },
}

SCSS

$custom: #1d5161;
$custom-light: #62828e;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5161",
  "rgb": {
    "r": 29,
    "g": 81,
    "b": 97
  },
  "hsl": {
    "h": 194.118,
    "s": 53.968,
    "l": 24.706
  },
  "oklch": {
    "l": 0.40763,
    "c": 0.06038,
    "h": 221.7
  },
  "luminance": 0.07009
}

Semantic roles & 50–950 ramp

primary

#1D5161

secondary

#965744

accent

#6D4ADD

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#060A0C

muted

#7A7C7D

Preview Lab

Preview with #1D5161

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

Preview Lab → · Contrast checker → · Palette generator →