#1C99AD#1C99AD

#1C99AD is a light, moderate teal. Relative luminance 0.260; OKLCH L 62.9% C 0.104 H 211.8°. Best body text is #000000 at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#1C99AD
RGB	rgb(28, 153, 173)
HSL	hsl(188, 72%, 39%)
HSV	hsv(188, 84%, 68%)
CMYK	cmyk(83.8%, 11.6%, 0%, 32.2%)
CIE-LAB	lab(58.08, -24.87, -19.61)
CIE-LCH	lch(58.08, 31.67, 218.27°)
OKLab	oklab(62.88% -0.0884 -0.0547)
OKLCH	oklch(62.88% 0.104 211.8)
XYZ	xyz(19.4096, 26.0440, 43.5311)
Luminance	0.2605 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C99AD #AD301C

analogous

#1CAD79 #1C99AD #1C51AD

triadic

#1C99AD #AD1C99 #99AD1C

tetradic

#1C99AD #791CAD #AD301C #51AD1C

square

#1C99AD #791CAD #AD301C #51AD1C

split-complementary

#1C99AD #AD1C51 #AD791C

monochromatic

#0B3C44 #136A78 #1C99AD #2AC4DC #5ED2E5

Accessibility & contrast

On white

3.38

#1C99AD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.21

#1C99AD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C99AD

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C99AD	#FFFFFF	#000000	##000000
##1C99AD	1.00	3.38	6.21	6.21
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.21	21.00	1.00	1.00
##000000	6.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8993AE

Deuteranopia (green-blind)

#7786AD

Tritanopia (blue-blind)

#00A19F

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #1c99ad;
/* rgb */ color: rgb(28, 153, 173);
/* oklch */ color: oklch(62.9% 0.104 211.8);

Tailwind

colors: {
  custom: {
    50: '#75b7c5',
    500: '#1c99ad',
    950: '#000000',
  },
}

SCSS

$custom: #1c99ad;
$custom-light: #75b7c5;
$custom-dark: #000000;

JSON

{
  "hex": "#1c99ad",
  "rgb": {
    "r": 28,
    "g": 153,
    "b": 173
  },
  "hsl": {
    "h": 188.276,
    "s": 72.139,
    "l": 39.412
  },
  "oklch": {
    "l": 0.62883,
    "c": 0.10394,
    "h": 211.8
  },
  "luminance": 0.26046
}

Semantic roles & 50–950 ramp

primary

#1C99AD

secondary

#C96B5C

accent

#5239EF

background

#F7FBFC

surface

#EEF6F8

border

#C9D0D1

text

#0A1112

muted

#7C8081

Preview Lab

Preview with #1C99AD

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

Preview Lab → · Contrast checker → · Palette generator →