#1A859F#1A859F

#1A859F is a mid, moderate cyan. Relative luminance 0.195; OKLCH L 57.2% C 0.097 H 219.3°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#1A859F
RGB	rgb(26, 133, 159)
HSL	hsl(192, 72%, 36%)
HSV	hsv(192, 84%, 62%)
CMYK	cmyk(83.6%, 16.4%, 0%, 37.6%)
CIE-LAB	lab(51.26, -19.31, -22.02)
CIE-LCH	lch(51.26, 29.29, 228.75°)
OKLab	oklab(57.2% -0.0754 -0.0617)
OKLCH	oklch(57.2% 0.097 219.3)
XYZ	xyz(15.0689, 19.4960, 35.7631)
Luminance	0.1950 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A859F #9F341A

analogous

#1A9F77 #1A859F #1A439F

triadic

#1A859F #9F1A85 #859F1A

tetradic

#1A859F #771A9F #9F341A #439F1A

square

#1A859F #771A9F #9F341A #439F1A

split-complementary

#1A859F #9F1A43 #9F771A

monochromatic

#092D36 #11596A #1A859F #23B1D4 #51C6E3

Accessibility & contrast

On white

4.29

#1A859F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#1A859F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1A859F

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A859F	#FFFFFF	#000000	##000000
##1A859F	1.00	4.29	4.90	4.90
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7581A0

Deuteranopia (green-blind)

#64759F

Tritanopia (blue-blind)

#008E8D

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #1a859f;
/* rgb */ color: rgb(26, 133, 159);
/* oklch */ color: oklch(57.2% 0.097 219.3);

Tailwind

colors: {
  custom: {
    50: '#70a8bb',
    500: '#1a859f',
    950: '#000000',
  },
}

SCSS

$custom: #1a859f;
$custom-light: #70a8bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1a859f",
  "rgb": {
    "r": 26,
    "g": 133,
    "b": 159
  },
  "hsl": {
    "h": 191.729,
    "s": 71.892,
    "l": 36.275
  },
  "oklch": {
    "l": 0.57201,
    "c": 0.09739,
    "h": 219.3
  },
  "luminance": 0.19498
}

Semantic roles & 50–950 ramp

primary

#1A859F

secondary

#C56750

accent

#5D39EF

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1A859F

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

Preview Lab → · Contrast checker → · Palette generator →