#177E8C#177E8C

#177E8C is a mid, moderate teal. Relative luminance 0.170; OKLCH L 54.5% C 0.089 H 209.2°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#177E8C
RGB	rgb(23, 126, 140)
HSL	hsl(187, 72%, 32%)
HSV	hsv(187, 84%, 55%)
CMYK	cmyk(83.6%, 10%, 0%, 45.1%)
CIE-LAB	lab(48.25, -22.38, -15.52)
CIE-LCH	lch(48.25, 27.24, 214.74°)
OKLab	oklab(54.52% -0.0774 -0.0433)
OKLCH	oklch(54.52% 0.089 209.2)
XYZ	xyz(12.5457, 16.9957, 27.4251)
Luminance	0.1700 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#177E8C #8C2517

analogous

#178C5F #177E8C #17448C

triadic

#177E8C #8C177E #7E8C17

tetradic

#177E8C #5F178C #8C2517 #448C17

square

#177E8C #5F178C #8C2517 #448C17

split-complementary

#177E8C #8C1744 #8C5F17

monochromatic

#061F23 #0E4F57 #177E8C #20ADC1 #3ECCDF

Accessibility & contrast

On white

4.77

#177E8C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#177E8C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #177E8C

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##177E8C	#FFFFFF	#000000	##FFFFFF
##177E8C	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#72798D

Deuteranopia (green-blind)

#626E8C

Tritanopia (blue-blind)

#008482

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #177e8c;
/* rgb */ color: rgb(23, 126, 140);
/* oklch */ color: oklch(54.5% 0.089 209.2);

Tailwind

colors: {
  custom: {
    50: '#6ca3ad',
    500: '#177e8c',
    950: '#000000',
  },
}

SCSS

$custom: #177e8c;
$custom-light: #6ca3ad;
$custom-dark: #000000;

JSON

{
  "hex": "#177e8c",
  "rgb": {
    "r": 23,
    "g": 126,
    "b": 140
  },
  "hsl": {
    "h": 187.179,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.54519,
    "c": 0.08869,
    "h": 209.2
  },
  "luminance": 0.16997
}

Semantic roles & 50–950 ramp

primary

#177E8C

secondary

#BF4F3F

accent

#4F39EF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #177E8C

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

Preview Lab → · Contrast checker → · Palette generator →