#1B8298#1B8298

#1B8298 is a mid, moderate cyan. Relative luminance 0.185; OKLCH L 56.1% C 0.093 H 216.4°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#1B8298
RGB	rgb(27, 130, 152)
HSL	hsl(191, 70%, 35%)
HSV	hsv(191, 82%, 60%)
CMYK	cmyk(82.2%, 14.5%, 0%, 40.4%)
CIE-LAB	lab(50.05, -20.03, -19.80)
CIE-LCH	lch(50.05, 28.17, 224.67°)
OKLab	oklab(56.14% -0.075 -0.0553)
OKLCH	oklch(56.14% 0.093 216.4)
XYZ	xyz(14.0997, 18.4635, 32.5204)
Luminance	0.1847 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8298 #98311B

analogous

#1B986F #1B8298 #1B4498

triadic

#1B8298 #981B82 #82981B

tetradic

#1B8298 #6F1B98 #98311B #44981B

square

#1B8298 #6F1B98 #98311B #44981B

split-complementary

#1B8298 #981B44 #986F1B

monochromatic

#092930 #125664 #1B8298 #24AECC #4EC6E0

Accessibility & contrast

On white

4.47

#1B8298 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#1B8298 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8298

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8298	#FFFFFF	#000000	##000000
##1B8298	1.00	4.47	4.69	4.69
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#737E99

Deuteranopia (green-blind)

#637298

Tritanopia (blue-blind)

#008A89

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #1b8298;
/* rgb */ color: rgb(27, 130, 152);
/* oklch */ color: oklch(56.1% 0.093 216.4);

Tailwind

colors: {
  custom: {
    50: '#6fa6b6',
    500: '#1b8298',
    950: '#000000',
  },
}

SCSS

$custom: #1b8298;
$custom-light: #6fa6b6;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8298",
  "rgb": {
    "r": 27,
    "g": 130,
    "b": 152
  },
  "hsl": {
    "h": 190.56,
    "s": 69.832,
    "l": 35.098
  },
  "oklch": {
    "l": 0.56141,
    "c": 0.09321,
    "h": 216.4
  },
  "luminance": 0.18465
}

Semantic roles & 50–950 ramp

primary

#1B8298

secondary

#C2624D

accent

#5A3BED

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1B8298

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

Preview Lab → · Contrast checker → · Palette generator →