#184F8B#184F8B

#184F8B is a dark, moderate cyan. Relative luminance 0.076; OKLCH L 42.6% C 0.114 H 253.8°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#184F8B
RGB	rgb(24, 79, 139)
HSL	hsl(211, 71%, 32%)
HSV	hsv(211, 83%, 55%)
CMYK	cmyk(82.7%, 43.2%, 0%, 45.5%)
CIE-LAB	lab(33.24, 5.32, -38.36)
CIE-LCH	lch(33.24, 38.72, 277.90°)
OKLab	oklab(42.56% -0.0319 -0.1098)
OKLCH	oklch(42.56% 0.114 253.8)
XYZ	xyz(7.8311, 7.6493, 25.4848)
Luminance	0.0765 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184F8B #8B5418

analogous

#18898B #184F8B #1A188B

triadic

#184F8B #8B184F #4F8B18

tetradic

#184F8B #8B1889 #8B5418 #188B1A

square

#184F8B #8B1889 #8B5418 #188B1A

split-complementary

#184F8B #8B1A18 #898B18

monochromatic

#061423 #0F3157 #184F8B #216DBF #3F8BDE

Accessibility & contrast

On white

8.30

#184F8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#184F8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184F8B

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184F8B	#FFFFFF	#000000	##FFFFFF
##184F8B	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#31548D

Deuteranopia (green-blind)

#1C498A

Tritanopia (blue-blind)

#005D66

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #184f8b;
/* rgb */ color: rgb(24, 79, 139);
/* oklch */ color: oklch(42.6% 0.114 253.8);

Tailwind

colors: {
  custom: {
    50: '#697fad',
    500: '#184f8b',
    950: '#000000',
  },
}

SCSS

$custom: #184f8b;
$custom-light: #697fad;
$custom-dark: #000000;

JSON

{
  "hex": "#184f8b",
  "rgb": {
    "r": 24,
    "g": 79,
    "b": 139
  },
  "hsl": {
    "h": 211.304,
    "s": 70.552,
    "l": 31.961
  },
  "oklch": {
    "l": 0.42562,
    "c": 0.11436,
    "h": 253.8
  },
  "luminance": 0.0765
}

Semantic roles & 50–950 ramp

primary

#184F8B

secondary

#BE8240

accent

#983AED

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #184F8B

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

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