#18266C#18266C

#18266C is a dark, vivid blue. Relative luminance 0.027; OKLCH L 30.7% C 0.123 H 269.1°. Best body text is #FFFFFF at 13.70:1 contrast (WCAG AA passes).

Color values

HEX	#18266C
RGB	rgb(24, 38, 108)
HSL	hsl(230, 64%, 26%)
HSV	hsv(230, 78%, 42%)
CMYK	cmyk(77.8%, 64.8%, 0%, 57.6%)
CIE-LAB	lab(18.64, 21.30, -42.41)
CIE-LCH	lch(18.64, 47.46, 296.66°)
OKLab	oklab(30.69% -0.002 -0.1225)
OKLCH	oklch(30.69% 0.123 269.1)
XYZ	xyz(3.7756, 2.6627, 14.4994)
Luminance	0.0266 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18266C #6C5E18

analogous

#18506C #18266C #34186C

triadic

#18266C #6C1826 #266C18

tetradic

#18266C #6C1850 #6C5E18 #186C34

square

#18266C #6C1850 #6C5E18 #186C34

split-complementary

#18266C #6C3418 #506C18

monochromatic

#060919 #0D143A #18266C #23389E #2E49D0

Accessibility & contrast

On white

13.70

#18266C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#18266C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18266C

13.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18266C	#FFFFFF	#000000	##FFFFFF
##18266C	1.00	13.70	1.53	13.70
#FFFFFF	13.70	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00316E

Deuteranopia (green-blind)

#002A6B

Tritanopia (blue-blind)

#003845

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #18266c;
/* rgb */ color: rgb(24, 38, 108);
/* oklch */ color: oklch(30.7% 0.123 269.1);

Tailwind

colors: {
  custom: {
    50: '#636097',
    500: '#18266c',
    950: '#000000',
  },
}

SCSS

$custom: #18266c;
$custom-light: #636097;
$custom-dark: #000000;

JSON

{
  "hex": "#18266c",
  "rgb": {
    "r": 24,
    "g": 38,
    "b": 108
  },
  "hsl": {
    "h": 230,
    "s": 63.636,
    "l": 25.882
  },
  "oklch": {
    "l": 0.3069,
    "c": 0.12253,
    "h": 269.1
  },
  "luminance": 0.02663
}

Semantic roles & 50–950 ramp

primary

#18266C

secondary

#A2913E

accent

#CB41E7

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040D

muted

#7A797E

Preview Lab

Preview with #18266C

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

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