#174E8E#174E8E

#174E8E is a dark, moderate cyan. Relative luminance 0.076; OKLCH L 42.5% C 0.120 H 255.0°. Best body text is #FFFFFF at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#174E8E
RGB	rgb(23, 78, 142)
HSL	hsl(212, 72%, 32%)
HSV	hsv(212, 84%, 56%)
CMYK	cmyk(83.8%, 45.1%, 0%, 44.3%)
CIE-LAB	lab(33.10, 7.11, -40.42)
CIE-LCH	lch(33.10, 41.04, 279.97°)
OKLab	oklab(42.51% -0.031 -0.1159)
OKLCH	oklch(42.51% 0.12 255)
XYZ	xyz(7.9584, 7.5830, 26.6302)
Luminance	0.0758 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174E8E #8E5717

analogous

#17898E #174E8E #1C178E

triadic

#174E8E #8E174E #4E8E17

tetradic

#174E8E #8E1789 #8E5717 #178E1C

square

#174E8E #8E1789 #8E5717 #178E1C

split-complementary

#174E8E #8E1C17 #898E17

monochromatic

#061425 #0E3159 #174E8E #206BC3 #3F8AE0

Accessibility & contrast

On white

8.34

#174E8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#174E8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174E8E

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174E8E	#FFFFFF	#000000	##FFFFFF
##174E8E	1.00	8.34	2.52	8.34
#FFFFFF	8.34	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D5490

Deuteranopia (green-blind)

#14498D

Tritanopia (blue-blind)

#005D67

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #174e8e;
/* rgb */ color: rgb(23, 78, 142);
/* oklch */ color: oklch(42.5% 0.120 255.0);

Tailwind

colors: {
  custom: {
    50: '#697faf',
    500: '#174e8e',
    950: '#000000',
  },
}

SCSS

$custom: #174e8e;
$custom-light: #697faf;
$custom-dark: #000000;

JSON

{
  "hex": "#174e8e",
  "rgb": {
    "r": 23,
    "g": 78,
    "b": 142
  },
  "hsl": {
    "h": 212.269,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.42506,
    "c": 0.11997,
    "h": 255
  },
  "luminance": 0.07584
}

Semantic roles & 50–950 ramp

primary

#174E8E

secondary

#C08540

accent

#9B39EF

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #174E8E

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

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