#158CB4#158CB4

#158CB4 is a mid, moderate cyan. Relative luminance 0.222; OKLCH L 59.9% C 0.112 H 227.9°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#158CB4
RGB	rgb(21, 140, 180)
HSL	hsl(195, 79%, 39%)
HSV	hsv(195, 88%, 71%)
CMYK	cmyk(88.3%, 22.2%, 0%, 29.4%)
CIE-LAB	lab(54.25, -16.07, -29.51)
CIE-LCH	lch(54.25, 33.60, 241.42°)
OKLab	oklab(59.87% -0.0752 -0.0831)
OKLCH	oklch(59.87% 0.112 227.9)
XYZ	xyz(17.9221, 22.2085, 46.5132)
Luminance	0.2221 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#158CB4 #B43D15

analogous

#15B48C #158CB4 #153DB4

triadic

#158CB4 #B4158C #8CB415

tetradic

#158CB4 #8C15B4 #B43D15 #3DB415

square

#158CB4 #8C15B4 #B43D15 #3DB415

split-complementary

#158CB4 #B4153D #B48C15

monochromatic

#083746 #0F617D #158CB4 #21B4E5 #58C6EC

Accessibility & contrast

On white

3.86

#158CB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#158CB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #158CB4

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##158CB4	#FFFFFF	#000000	##000000
##158CB4	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#778AB6

Deuteranopia (green-blind)

#637CB3

Tritanopia (blue-blind)

#009799

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #158cb4;
/* rgb */ color: rgb(21, 140, 180);
/* oklch */ color: oklch(59.9% 0.112 227.9);

Tailwind

colors: {
  custom: {
    50: '#73adca',
    500: '#158cb4',
    950: '#000000',
  },
}

SCSS

$custom: #158cb4;
$custom-light: #73adca;
$custom-dark: #000000;

JSON

{
  "hex": "#158cb4",
  "rgb": {
    "r": 21,
    "g": 140,
    "b": 180
  },
  "hsl": {
    "h": 195.094,
    "s": 79.104,
    "l": 39.412
  },
  "oklch": {
    "l": 0.59867,
    "c": 0.11207,
    "h": 227.9
  },
  "luminance": 0.22211
}

Semantic roles & 50–950 ramp

primary

#158CB4

secondary

#CF7556

accent

#6332F6

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #158CB4

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

Preview Lab → · Contrast checker → · Palette generator →