#18275F#18275F

#18275F is a dark, moderate blue. Relative luminance 0.025; OKLCH L 29.7% C 0.102 H 268.3°. Best body text is #FFFFFF at 14.05:1 contrast (WCAG AA passes).

Color values

HEX	#18275F
RGB	rgb(24, 39, 95)
HSL	hsl(227, 60%, 23%)
HSV	hsv(227, 75%, 37%)
CMYK	cmyk(74.7%, 58.9%, 0%, 62.7%)
CIE-LAB	lab(17.79, 15.26, -35.27)
CIE-LCH	lch(17.79, 38.43, 293.40°)
OKLab	oklab(29.7% -0.0031 -0.1015)
OKLCH	oklch(29.7% 0.102 268.3)
XYZ	xyz(3.1671, 2.4711, 11.1343)
Luminance	0.0247 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18275F #5F5018

analogous

#184A5F #18275F #2C185F

triadic

#18275F #5F1827 #275F18

tetradic

#18275F #5F184A #5F5018 #185F2C

square

#18275F #5F184A #5F5018 #185F2C

split-complementary

#18275F #5F2C18 #4A5F18

monochromatic

#060A18 #0C132E #18275F #243B90 #314FC1

Accessibility & contrast

On white

14.05

#18275F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#18275F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18275F

14.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18275F	#FFFFFF	#000000	##FFFFFF
##18275F	1.00	14.05	1.49	14.05
#FFFFFF	14.05	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F61

Deuteranopia (green-blind)

#00285E

Tritanopia (blue-blind)

#00353E

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #18275f;
/* rgb */ color: rgb(24, 39, 95);
/* oklch */ color: oklch(29.7% 0.102 268.3);

Tailwind

colors: {
  custom: {
    50: '#5f608d',
    500: '#18275f',
    950: '#000000',
  },
}

SCSS

$custom: #18275f;
$custom-light: #5f608d;
$custom-dark: #000000;

JSON

{
  "hex": "#18275f",
  "rgb": {
    "r": 24,
    "g": 39,
    "b": 95
  },
  "hsl": {
    "h": 227.324,
    "s": 59.664,
    "l": 23.333
  },
  "oklch": {
    "l": 0.29698,
    "c": 0.10158,
    "h": 268.3
  },
  "luminance": 0.02471
}

Semantic roles & 50–950 ramp

primary

#18275F

secondary

#95833D

accent

#C145E3

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05050C

muted

#79797D

Preview Lab

Preview with #18275F

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

Preview Lab → · Contrast checker → · Palette generator →