#184F9E#184F9E

#184F9E is a dark, vivid blue. Relative luminance 0.083; OKLCH L 43.9% C 0.141 H 258.4°. Best body text is #FFFFFF at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#184F9E
RGB	rgb(24, 79, 158)
HSL	hsl(215, 74%, 36%)
HSV	hsv(215, 85%, 62%)
CMYK	cmyk(84.8%, 50%, 0%, 38%)
CIE-LAB	lab(34.51, 13.05, -47.86)
CIE-LCH	lch(34.51, 49.61, 285.25°)
OKLab	oklab(43.95% -0.0283 -0.1378)
OKLCH	oklch(43.95% 0.141 258.4)
XYZ	xyz(9.3420, 8.2536, 33.4419)
Luminance	0.0825 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184F9E #9E6718

analogous

#18929E #184F9E #24189E

triadic

#184F9E #9E184F #4F9E18

tetradic

#184F9E #9E1892 #9E6718 #189E24

square

#184F9E #9E1892 #9E6718 #189E24

split-complementary

#184F9E #9E2418 #929E18

monochromatic

#081A34 #103469 #184F9E #206AD3 #4D8BE4

Accessibility & contrast

On white

7.92

#184F9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#184F9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184F9E

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184F9E	#FFFFFF	#000000	##FFFFFF
##184F9E	1.00	7.92	2.65	7.92
#FFFFFF	7.92	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F58A1

Deuteranopia (green-blind)

#004C9C

Tritanopia (blue-blind)

#00626F

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #184f9e;
/* rgb */ color: rgb(24, 79, 158);
/* oklch */ color: oklch(43.9% 0.141 258.4);

Tailwind

colors: {
  custom: {
    50: '#6e7fbb',
    500: '#184f9e',
    950: '#000000',
  },
}

SCSS

$custom: #184f9e;
$custom-light: #6e7fbb;
$custom-dark: #000000;

JSON

{
  "hex": "#184f9e",
  "rgb": {
    "r": 24,
    "g": 79,
    "b": 158
  },
  "hsl": {
    "h": 215.373,
    "s": 73.626,
    "l": 35.686
  },
  "oklch": {
    "l": 0.43945,
    "c": 0.14064,
    "h": 258.4
  },
  "luminance": 0.08255
}

Semantic roles & 50–950 ramp

primary

#184F9E

secondary

#C6944C

accent

#A438F0

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A12

muted

#7B7C81

Preview Lab

Preview with #184F9E

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

Preview Lab → · Contrast checker → · Palette generator →