#1D8BA8#1D8BA8

#1D8BA8 is a mid, moderate cyan. Relative luminance 0.216; OKLCH L 59.2% C 0.101 H 220.9°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#1D8BA8
RGB	rgb(29, 139, 168)
HSL	hsl(193, 71%, 39%)
HSV	hsv(193, 83%, 66%)
CMYK	cmyk(82.7%, 17.3%, 0%, 34.1%)
CIE-LAB	lab(53.55, -19.15, -23.70)
CIE-LCH	lch(53.55, 30.47, 231.07°)
OKLab	oklab(59.17% -0.0766 -0.0664)
OKLCH	oklch(59.17% 0.101 220.9)
XYZ	xyz(16.8042, 21.5515, 40.3124)
Luminance	0.2155 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D8BA8 #A83A1D

analogous

#1DA87F #1D8BA8 #1D45A8

triadic

#1D8BA8 #A81D8B #8BA81D

tetradic

#1D8BA8 #7F1DA8 #A83A1D #45A81D

square

#1D8BA8 #7F1DA8 #A83A1D #45A81D

split-complementary

#1D8BA8 #A81D45 #A87F1D

monochromatic

#0B3540 #146074 #1D8BA8 #28B5DA #5CC7E3

Accessibility & contrast

On white

3.95

#1D8BA8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#1D8BA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D8BA8

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D8BA8	#FFFFFF	#000000	##000000
##1D8BA8	1.00	3.95	5.31	5.31
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A87AA

Deuteranopia (green-blind)

#687AA8

Tritanopia (blue-blind)

#009494

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #1d8ba8;
/* rgb */ color: rgb(29, 139, 168);
/* oklch */ color: oklch(59.2% 0.101 220.9);

Tailwind

colors: {
  custom: {
    50: '#73adc2',
    500: '#1d8ba8',
    950: '#000000',
  },
}

SCSS

$custom: #1d8ba8;
$custom-light: #73adc2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d8ba8",
  "rgb": {
    "r": 29,
    "g": 139,
    "b": 168
  },
  "hsl": {
    "h": 192.518,
    "s": 70.558,
    "l": 38.627
  },
  "oklch": {
    "l": 0.59172,
    "c": 0.1014,
    "h": 220.9
  },
  "luminance": 0.21554
}

Semantic roles & 50–950 ramp

primary

#1D8BA8

secondary

#C7715A

accent

#603AED

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #1D8BA8

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

Preview Lab → · Contrast checker → · Palette generator →