#1918A0#1918A0

#1918A0 is a dark, highly saturated blue. Relative luminance 0.034; OKLCH L 34.5% C 0.203 H 269.1°. Best body text is #FFFFFF at 12.50:1 contrast (WCAG AA passes).

Color values

HEX	#1918A0
RGB	rgb(25, 24, 160)
HSL	hsl(240, 74%, 36%)
HSV	hsv(240, 85%, 63%)
CMYK	cmyk(84.4%, 85%, 0%, 37.3%)
CIE-LAB	lab(21.57, 48.35, -70.29)
CIE-LCH	lch(21.57, 85.31, 304.52°)
OKLab	oklab(34.51% -0.003 -0.2035)
OKLCH	oklch(34.51% 0.203 269.1)
XYZ	xyz(7.0705, 3.3972, 33.5340)
Luminance	0.0340 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1918A0 #9FA018

analogous

#185BA0 #1918A0 #5D18A0

triadic

#1918A0 #A01918 #18A019

tetradic

#1918A0 #A0185B #9FA018 #18A05D

square

#1918A0 #A0185B #9FA018 #18A05D

split-complementary

#1918A0 #A05D18 #5BA018

monochromatic

#080836 #11106B #1918A0 #2120D5 #4F4EE4

Accessibility & contrast

On white

12.50

#1918A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#1918A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1918A0

12.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1918A0	#FFFFFF	#000000	##FFFFFF
##1918A0	1.00	12.50	1.68	12.50
#FFFFFF	12.50	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003BA4

Deuteranopia (green-blind)

#002C9E

Tritanopia (blue-blind)

#00455F

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1918a0;
/* rgb */ color: rgb(25, 24, 160);
/* oklch */ color: oklch(34.5% 0.203 269.1);

Tailwind

colors: {
  custom: {
    50: '#735abe',
    500: '#1918a0',
    950: '#000000',
  },
}

SCSS

$custom: #1918a0;
$custom-light: #735abe;
$custom-dark: #000000;

JSON

{
  "hex": "#1918a0",
  "rgb": {
    "r": 25,
    "g": 24,
    "b": 160
  },
  "hsl": {
    "h": 240.441,
    "s": 73.913,
    "l": 36.078
  },
  "oklch": {
    "l": 0.34507,
    "c": 0.20349,
    "h": 269.1
  },
  "luminance": 0.03398
}

Semantic roles & 50–950 ramp

primary

#1918A0

secondary

#C6C64D

accent

#F137EF

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #1918A0

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

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