#174D90#174D90

#174D90 is a dark, vivid cyan. Relative luminance 0.075; OKLCH L 42.4% C 0.124 H 256.1°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#174D90
RGB	rgb(23, 77, 144)
HSL	hsl(213, 72%, 33%)
HSV	hsv(213, 84%, 56%)
CMYK	cmyk(84%, 46.5%, 0%, 43.5%)
CIE-LAB	lab(32.92, 8.60, -41.92)
CIE-LCH	lch(32.92, 42.80, 281.59°)
OKLab	oklab(42.41% -0.0297 -0.1203)
OKLCH	oklch(42.41% 0.124 256.1)
XYZ	xyz(8.0394, 7.5025, 27.4046)
Luminance	0.0750 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174D90 #905A17

analogous

#178990 #174D90 #1D1790

triadic

#174D90 #90174D #4D9017

tetradic

#174D90 #901789 #905A17 #17901D

square

#174D90 #901789 #905A17 #17901D

split-complementary

#174D90 #901D17 #899017

monochromatic

#061526 #0F315B #174D90 #1F69C5 #4188E1

Accessibility & contrast

On white

8.40

#174D90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#174D90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174D90

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174D90	#FFFFFF	#000000	##FFFFFF
##174D90	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#295393

Deuteranopia (green-blind)

#0B488F

Tritanopia (blue-blind)

#005D67

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #174d90;
/* rgb */ color: rgb(23, 77, 144);
/* oklch */ color: oklch(42.4% 0.124 256.1);

Tailwind

colors: {
  custom: {
    50: '#6a7eb1',
    500: '#174d90',
    950: '#000000',
  },
}

SCSS

$custom: #174d90;
$custom-light: #6a7eb1;
$custom-dark: #000000;

JSON

{
  "hex": "#174d90",
  "rgb": {
    "r": 23,
    "g": 77,
    "b": 144
  },
  "hsl": {
    "h": 213.223,
    "s": 72.455,
    "l": 32.745
  },
  "oklch": {
    "l": 0.42413,
    "c": 0.12396,
    "h": 256.1
  },
  "luminance": 0.07504
}

Semantic roles & 50–950 ramp

primary

#174D90

secondary

#C18842

accent

#9E39EF

background

#F6F7FA

surface

#ECEEF5

border

#C7C9CF

text

#080911

muted

#7A7B80

Preview Lab

Preview with #174D90

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

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