#156171#156171

#156171 is a mid, moderate cyan. Relative luminance 0.099; OKLCH L 45.6% C 0.074 H 215.7°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#156171
RGB	rgb(21, 97, 113)
HSL	hsl(190, 69%, 26%)
HSV	hsv(190, 81%, 44%)
CMYK	cmyk(81.4%, 14.2%, 0%, 55.7%)
CIE-LAB	lab(37.66, -16.24, -15.45)
CIE-LCH	lch(37.66, 22.42, 223.57°)
OKLab	oklab(45.61% -0.0601 -0.0431)
OKLCH	oklch(45.61% 0.074 215.7)
XYZ	xyz(7.5633, 9.9001, 17.1319)
Luminance	0.0990 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#156171 #712515

analogous

#157153 #156171 #153371

triadic

#156171 #711561 #617115

tetradic

#156171 #531571 #712515 #337115

square

#156171 #531571 #712515 #337115

split-complementary

#156171 #711533 #715315

monochromatic

#05161A #0B353D #156171 #1F8DA5 #29B9D7

Accessibility & contrast

On white

7.05

#156171 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#156171 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #156171

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##156171	#FFFFFF	#000000	##FFFFFF
##156171	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565E72

Deuteranopia (green-blind)

#4A5571

Tritanopia (blue-blind)

#006766

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #156171;
/* rgb */ color: rgb(21, 97, 113);
/* oklch */ color: oklch(45.6% 0.074 215.7);

Tailwind

colors: {
  custom: {
    50: '#648e99',
    500: '#156171',
    950: '#000000',
  },
}

SCSS

$custom: #156171;
$custom-light: #648e99;
$custom-dark: #000000;

JSON

{
  "hex": "#156171",
  "rgb": {
    "r": 21,
    "g": 97,
    "b": 113
  },
  "hsl": {
    "h": 190.435,
    "s": 68.657,
    "l": 26.275
  },
  "oklch": {
    "l": 0.45614,
    "c": 0.07395,
    "h": 215.7
  },
  "luminance": 0.09901
}

Semantic roles & 50–950 ramp

primary

#156171

secondary

#A74E3B

accent

#5B3CEB

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#060C0E

muted

#7A7D7E

Preview Lab

Preview with #156171

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

Preview Lab → · Contrast checker → · Palette generator →