#1825A1#1825A1

#1825A1 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.2% C 0.194 H 268.0°. Best body text is #FFFFFF at 11.55:1 contrast (WCAG AA passes).

Color values

HEX	#1825A1
RGB	rgb(24, 37, 161)
HSL	hsl(234, 74%, 36%)
HSV	hsv(234, 85%, 63%)
CMYK	cmyk(85.1%, 77%, 0%, 36.9%)
CIE-LAB	lab(23.97, 41.90, -66.92)
CIE-LCH	lch(23.97, 78.96, 302.05°)
OKLab	oklab(36.21% -0.0067 -0.194)
OKLCH	oklch(36.21% 0.194 268)
XYZ	xyz(7.4691, 4.0896, 34.1070)
Luminance	0.0409 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1825A1 #A19418

analogous

#186AA1 #1825A1 #5018A1

triadic

#1825A1 #A11825 #25A118

tetradic

#1825A1 #A1186A #A19418 #18A150

square

#1825A1 #A1186A #A19418 #18A150

split-complementary

#1825A1 #A15018 #6AA118

monochromatic

#080D36 #10196C #1825A1 #2031D6 #4F5DE5

Accessibility & contrast

On white

11.55

#1825A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#1825A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1825A1

11.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1825A1	#FFFFFF	#000000	##FFFFFF
##1825A1	1.00	11.55	1.82	11.55
#FFFFFF	11.55	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A5

Deuteranopia (green-blind)

#00329F

Tritanopia (blue-blind)

#004A62

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1825a1;
/* rgb */ color: rgb(24, 37, 161);
/* oklch */ color: oklch(36.2% 0.194 268.0);

Tailwind

colors: {
  custom: {
    50: '#7261be',
    500: '#1825a1',
    950: '#000000',
  },
}

SCSS

$custom: #1825a1;
$custom-light: #7261be;
$custom-dark: #000000;

JSON

{
  "hex": "#1825a1",
  "rgb": {
    "r": 24,
    "g": 37,
    "b": 161
  },
  "hsl": {
    "h": 234.307,
    "s": 74.054,
    "l": 36.275
  },
  "oklch": {
    "l": 0.36207,
    "c": 0.19408,
    "h": 268
  },
  "luminance": 0.04091
}

Semantic roles & 50–950 ramp

primary

#1825A1

secondary

#C7BB4E

accent

#DF37F1

background

#F7F5FB

surface

#EEEAF7

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #1825A1

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

Preview Lab → · Contrast checker → · Palette generator →