#18207E#18207E

#18207E is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.5% C 0.155 H 270.0°. Best body text is #FFFFFF at 13.58:1 contrast (WCAG AA passes).

Color values

HEX	#18207E
RGB	rgb(24, 32, 126)
HSL	hsl(235, 68%, 29%)
HSV	hsv(235, 81%, 49%)
CMYK	cmyk(81%, 74.6%, 0%, 50.6%)
CIE-LAB	lab(18.94, 32.36, -53.48)
CIE-LCH	lch(18.94, 62.51, 301.18°)
OKLab	oklab(31.46% 0.0001 -0.1549)
OKLCH	oklch(31.46% 0.155 270)
XYZ	xyz(4.6578, 2.7330, 20.0167)
Luminance	0.0273 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18207E #7E7618

analogous

#18537E #18207E #43187E

triadic

#18207E #7E1820 #207E18

tetradic

#18207E #7E1853 #7E7618 #187E43

square

#18207E #7E1853 #7E7618 #187E43

split-complementary

#18207E #7E4318 #537E18

monochromatic

#05071A #0E134B #18207E #222DB1 #3744D9

Accessibility & contrast

On white

13.58

#18207E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#18207E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18207E

13.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18207E	#FFFFFF	#000000	##FFFFFF
##18207E	1.00	13.58	1.55	13.58
#FFFFFF	13.58	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003381

Deuteranopia (green-blind)

#00297C

Tritanopia (blue-blind)

#003B4D

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #18207e;
/* rgb */ color: rgb(24, 32, 126);
/* oklch */ color: oklch(31.5% 0.155 270.0);

Tailwind

colors: {
  custom: {
    50: '#695ca4',
    500: '#18207e',
    950: '#000000',
  },
}

SCSS

$custom: #18207e;
$custom-light: #695ca4;
$custom-dark: #000000;

JSON

{
  "hex": "#18207e",
  "rgb": {
    "r": 24,
    "g": 32,
    "b": 126
  },
  "hsl": {
    "h": 235.294,
    "s": 68,
    "l": 29.412
  },
  "oklch": {
    "l": 0.31463,
    "c": 0.15488,
    "h": 270
  },
  "luminance": 0.02734
}

Semantic roles & 50–950 ramp

primary

#18207E

secondary

#B2A93F

accent

#DD3DEB

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #18207E

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

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