#18296B#18296B

#18296B is a dark, moderate blue. Relative luminance 0.028; OKLCH L 31.2% C 0.117 H 267.9°. Best body text is #FFFFFF at 13.39:1 contrast (WCAG AA passes).

Color values

HEX	#18296B
RGB	rgb(24, 41, 107)
HSL	hsl(228, 63%, 26%)
HSV	hsv(228, 78%, 42%)
CMYK	cmyk(77.6%, 61.7%, 0%, 58%)
CIE-LAB	lab(19.40, 18.74, -40.52)
CIE-LCH	lch(19.40, 44.65, 294.81°)
OKLab	oklab(31.22% -0.0043 -0.1169)
OKLCH	oklch(31.22% 0.117 267.9)
XYZ	xyz(3.8225, 2.8412, 14.2540)
Luminance	0.0284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18296B #6B5A18

analogous

#18526B #18296B #30186B

triadic

#18296B #6B1829 #296B18

tetradic

#18296B #6B1852 #6B5A18 #186B30

square

#18296B #6B1852 #6B5A18 #186B30

split-complementary

#18296B #6B3018 #526B18

monochromatic

#060A19 #0D1639 #18296B #233C9D #2E4FCF

Accessibility & contrast

On white

13.39

#18296B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#18296B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18296B

13.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18296B	#FFFFFF	#000000	##FFFFFF
##18296B	1.00	13.39	1.57	13.39
#FFFFFF	13.39	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00336D

Deuteranopia (green-blind)

#002B6A

Tritanopia (blue-blind)

#003A45

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #18296b;
/* rgb */ color: rgb(24, 41, 107);
/* oklch */ color: oklch(31.2% 0.117 267.9);

Tailwind

colors: {
  custom: {
    50: '#626296',
    500: '#18296b',
    950: '#000000',
  },
}

SCSS

$custom: #18296b;
$custom-light: #626296;
$custom-dark: #000000;

JSON

{
  "hex": "#18296b",
  "rgb": {
    "r": 24,
    "g": 41,
    "b": 107
  },
  "hsl": {
    "h": 227.711,
    "s": 63.359,
    "l": 25.686
  },
  "oklch": {
    "l": 0.31224,
    "c": 0.11702,
    "h": 267.9
  },
  "luminance": 0.02842
}

Semantic roles & 50–950 ramp

primary

#18296B

secondary

#A18D3E

accent

#C541E6

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#06050D

muted

#7A797E

Preview Lab

Preview with #18296B

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

Preview Lab → · Contrast checker → · Palette generator →