#1283A0#1283A0

#1283A0 is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 56.6% C 0.100 H 221.5°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#1283A0
RGB	rgb(18, 131, 160)
HSL	hsl(192, 80%, 35%)
HSV	hsv(192, 89%, 63%)
CMYK	cmyk(88.8%, 18.1%, 0%, 37.3%)
CIE-LAB	lab(50.57, -18.49, -23.68)
CIE-LCH	lch(50.57, 30.05, 232.02°)
OKLab	oklab(56.62% -0.0752 -0.0664)
OKLCH	oklch(56.62% 0.1 221.5)
XYZ	xyz(14.7082, 18.8973, 36.1232)
Luminance	0.1890 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1283A0 #A02F12

analogous

#12A076 #1283A0 #123CA0

triadic

#1283A0 #A01283 #83A012

tetradic

#1283A0 #7612A0 #A02F12 #3CA012

square

#1283A0 #7612A0 #A02F12 #3CA012

split-complementary

#1283A0 #A0123C #A07612

monochromatic

#062932 #0C5669 #1283A0 #18B0D7 #43C8EA

Accessibility & contrast

On white

4.39

#1283A0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#1283A0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1283A0

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1283A0	#FFFFFF	#000000	##000000
##1283A0	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#727FA2

Deuteranopia (green-blind)

#6073A0

Tritanopia (blue-blind)

#008C8C

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #1283a0;
/* rgb */ color: rgb(18, 131, 160);
/* oklch */ color: oklch(56.6% 0.100 221.5);

Tailwind

colors: {
  custom: {
    50: '#6ea7bc',
    500: '#1283a0',
    950: '#000000',
  },
}

SCSS

$custom: #1283a0;
$custom-light: #6ea7bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1283a0",
  "rgb": {
    "r": 18,
    "g": 131,
    "b": 160
  },
  "hsl": {
    "h": 192.254,
    "s": 79.775,
    "l": 34.902
  },
  "oklch": {
    "l": 0.56624,
    "c": 0.10038,
    "h": 221.5
  },
  "luminance": 0.18899
}

Semantic roles & 50–950 ramp

primary

#1283A0

secondary

#CA5F44

accent

#5A32F6

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #1283A0

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

Preview Lab → · Contrast checker → · Palette generator →