#15738F#15738F

#15738F is a mid, moderate cyan. Relative luminance 0.144; OKLCH L 51.8% C 0.091 H 223.9°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#15738F
RGB	rgb(21, 115, 143)
HSL	hsl(194, 74%, 32%)
HSV	hsv(194, 85%, 56%)
CMYK	cmyk(85.3%, 19.6%, 0%, 43.9%)
CIE-LAB	lab(44.80, -15.54, -22.59)
CIE-LCH	lch(44.80, 27.42, 235.48°)
OKLab	oklab(51.77% -0.0658 -0.0634)
OKLCH	oklch(51.77% 0.091 223.9)
XYZ	xyz(11.3958, 14.4026, 28.1606)
Luminance	0.1440 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15738F #8F3115

analogous

#158F6E #15738F #15368F

triadic

#15738F #8F1573 #738F15

tetradic

#15738F #6E158F #8F3115 #368F15

square

#15738F #6E158F #8F3115 #368F15

split-complementary

#15738F #8F1536 #8F6E15

monochromatic

#051D24 #0D485A #15738F #1D9EC4 #3CBCE2

Accessibility & contrast

On white

5.41

#15738F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#15738F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #15738F

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15738F	#FFFFFF	#000000	##FFFFFF
##15738F	1.00	5.41	3.88	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#637090

Deuteranopia (green-blind)

#54658F

Tritanopia (blue-blind)

#007B7C

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #15738f;
/* rgb */ color: rgb(21, 115, 143);
/* oklch */ color: oklch(51.8% 0.091 223.9);

Tailwind

colors: {
  custom: {
    50: '#6b9bb0',
    500: '#15738f',
    950: '#000000',
  },
}

SCSS

$custom: #15738f;
$custom-light: #6b9bb0;
$custom-dark: #000000;

JSON

{
  "hex": "#15738f",
  "rgb": {
    "r": 21,
    "g": 115,
    "b": 143
  },
  "hsl": {
    "h": 193.77,
    "s": 74.39,
    "l": 32.157
  },
  "oklch": {
    "l": 0.51771,
    "c": 0.0914,
    "h": 223.9
  },
  "luminance": 0.14404
}

Semantic roles & 50–950 ramp

primary

#15738F

secondary

#C25C3E

accent

#6237F1

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E10

muted

#7A7E7F

Preview Lab

Preview with #15738F

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

Preview Lab → · Contrast checker → · Palette generator →