#174BA0#174BA0

#174BA0 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.2% C 0.149 H 260.1°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#174BA0
RGB	rgb(23, 75, 160)
HSL	hsl(217, 75%, 36%)
HSV	hsv(217, 86%, 63%)
CMYK	cmyk(85.6%, 53.1%, 0%, 37.3%)
CIE-LAB	lab(33.46, 16.49, -50.76)
CIE-LCH	lch(33.46, 53.37, 288.00°)
OKLab	oklab(43.18% -0.0256 -0.1464)
OKLCH	oklch(43.18% 0.149 260.1)
XYZ	xyz(9.2123, 7.7512, 34.2615)
Luminance	0.0775 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174BA0 #A06C17

analogous

#178FA0 #174BA0 #2717A0

triadic

#174BA0 #A0174B #4BA017

tetradic

#174BA0 #A0178F #A06C17 #17A027

square

#174BA0 #A0178F #A06C17 #17A027

split-complementary

#174BA0 #A02717 #8FA017

monochromatic

#081935 #0F326A #174BA0 #1F64D6 #4C86E5

Accessibility & contrast

On white

8.23

#174BA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#174BA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174BA0

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174BA0	#FFFFFF	#000000	##FFFFFF
##174BA0	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B55A3

Deuteranopia (green-blind)

#00499E

Tritanopia (blue-blind)

#00606E

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #174ba0;
/* rgb */ color: rgb(23, 75, 160);
/* oklch */ color: oklch(43.2% 0.149 260.1);

Tailwind

colors: {
  custom: {
    50: '#6e7cbd',
    500: '#174ba0',
    950: '#000000',
  },
}

SCSS

$custom: #174ba0;
$custom-light: #6e7cbd;
$custom-dark: #000000;

JSON

{
  "hex": "#174ba0",
  "rgb": {
    "r": 23,
    "g": 75,
    "b": 160
  },
  "hsl": {
    "h": 217.226,
    "s": 74.863,
    "l": 35.882
  },
  "oklch": {
    "l": 0.43183,
    "c": 0.14863,
    "h": 260.1
  },
  "luminance": 0.07752
}

Semantic roles & 50–950 ramp

primary

#174BA0

secondary

#C7984C

accent

#AA36F1

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #174BA0

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

Preview Lab → · Contrast checker → · Palette generator →