#174F58#174F58

#174F58 is a dark, muted teal. Relative luminance 0.065; OKLCH L 39.6% C 0.058 H 210.2°. Best body text is #FFFFFF at 9.15:1 contrast (WCAG AA passes).

Color values

HEX	#174F58
RGB	rgb(23, 79, 88)
HSL	hsl(188, 59%, 22%)
HSV	hsv(188, 74%, 35%)
CMYK	cmyk(73.9%, 10.2%, 0%, 65.5%)
CIE-LAB	lab(30.59, -14.59, -10.57)
CIE-LCH	lch(30.59, 18.02, 215.93°)
OKLab	oklab(39.59% -0.0505 -0.0294)
OKLCH	oklch(39.59% 0.058 210.2)
XYZ	xyz(4.9100, 6.4781, 10.2223)
Luminance	0.0648 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174F58 #582017

analogous

#175841 #174F58 #172F58

triadic

#174F58 #58174F #4F5817

tetradic

#174F58 #411758 #582017 #2F5817

square

#174F58 #411758 #582017 #2F5817

split-complementary

#174F58 #58172F #584117

monochromatic

#061618 #0A2327 #174F58 #247B89 #30A6B9

Accessibility & contrast

On white

9.15

#174F58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#174F58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174F58

9.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174F58	#FFFFFF	#000000	##FFFFFF
##174F58	1.00	9.15	2.30	9.15
#FFFFFF	9.15	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474C59

Deuteranopia (green-blind)

#3E4558

Tritanopia (blue-blind)

#005352

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #174f58;
/* rgb */ color: rgb(23, 79, 88);
/* oklch */ color: oklch(39.6% 0.058 210.2);

Tailwind

colors: {
  custom: {
    50: '#5e8087',
    500: '#174f58',
    950: '#000000',
  },
}

SCSS

$custom: #174f58;
$custom-light: #5e8087;
$custom-dark: #000000;

JSON

{
  "hex": "#174f58",
  "rgb": {
    "r": 23,
    "g": 79,
    "b": 88
  },
  "hsl": {
    "h": 188.308,
    "s": 58.559,
    "l": 21.765
  },
  "oklch": {
    "l": 0.39594,
    "c": 0.0584,
    "h": 210.2
  },
  "luminance": 0.06479
}

Semantic roles & 50–950 ramp

primary

#174F58

secondary

#8F473C

accent

#5C46E2

background

#F5F7F8

surface

#EAEEEF

border

#C6C9CA

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #174F58

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

Preview Lab → · Contrast checker → · Palette generator →