#1A859E#1A859E

#1A859E is a mid, moderate cyan. Relative luminance 0.195; OKLCH L 57.2% C 0.097 H 218.5°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#1A859E
RGB	rgb(26, 133, 158)
HSL	hsl(191, 72%, 36%)
HSV	hsv(191, 84%, 62%)
CMYK	cmyk(83.5%, 15.8%, 0%, 38%)
CIE-LAB	lab(51.22, -19.66, -21.50)
CIE-LCH	lch(51.22, 29.13, 227.57°)
OKLab	oklab(57.16% -0.0758 -0.0602)
OKLCH	oklch(57.16% 0.097 218.5)
XYZ	xyz(14.9824, 19.4614, 35.3079)
Luminance	0.1946 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A859E #9E331A

analogous

#1A9E75 #1A859E #1A439E

triadic

#1A859E #9E1A85 #859E1A

tetradic

#1A859E #751A9E #9E331A #439E1A

square

#1A859E #751A9E #9E331A #439E1A

split-complementary

#1A859E #9E1A43 #9E751A

monochromatic

#092D35 #115969 #1A859E #23B1D3 #50C7E2

Accessibility & contrast

On white

4.29

#1A859E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#1A859E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1A859E

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A859E	#FFFFFF	#000000	##000000
##1A859E	1.00	4.29	4.89	4.89
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#75819F

Deuteranopia (green-blind)

#64759E

Tritanopia (blue-blind)

#008D8D

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #1a859e;
/* rgb */ color: rgb(26, 133, 158);
/* oklch */ color: oklch(57.2% 0.097 218.5);

Tailwind

colors: {
  custom: {
    50: '#70a8ba',
    500: '#1a859e',
    950: '#000000',
  },
}

SCSS

$custom: #1a859e;
$custom-light: #70a8ba;
$custom-dark: #000000;

JSON

{
  "hex": "#1a859e",
  "rgb": {
    "r": 26,
    "g": 133,
    "b": 158
  },
  "hsl": {
    "h": 191.364,
    "s": 71.739,
    "l": 36.078
  },
  "oklch": {
    "l": 0.57156,
    "c": 0.09678,
    "h": 218.5
  },
  "luminance": 0.19463
}

Semantic roles & 50–950 ramp

primary

#1A859E

secondary

#C5654F

accent

#5C39EE

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1A859E

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

Preview Lab → · Contrast checker → · Palette generator →