#1835A0#1835A0

#1835A0 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.7% C 0.176 H 266.0°. Best body text is #FFFFFF at 10.22:1 contrast (WCAG AA passes).

Color values

HEX	#1835A0
RGB	rgb(24, 53, 160)
HSL	hsl(227, 74%, 36%)
HSV	hsv(227, 85%, 63%)
CMYK	cmyk(85%, 66.9%, 0%, 37.3%)
CIE-LAB	lab(27.51, 31.51, -60.47)
CIE-LCH	lch(27.51, 68.18, 297.52°)
OKLab	oklab(38.74% -0.0123 -0.1752)
OKLCH	oklch(38.74% 0.176 266)
XYZ	xyz(7.9927, 5.2775, 33.8483)
Luminance	0.0528 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1835A0 #A08318

analogous

#1879A0 #1835A0 #3F18A0

triadic

#1835A0 #A01835 #35A018

tetradic

#1835A0 #A01879 #A08318 #18A03F

square

#1835A0 #A01879 #A08318 #18A03F

split-complementary

#1835A0 #A03F18 #79A018

monochromatic

#081236 #10236B #1835A0 #2047D5 #4E6EE4

Accessibility & contrast

On white

10.22

#1835A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#1835A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1835A0

10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1835A0	#FFFFFF	#000000	##FFFFFF
##1835A0	1.00	10.22	2.06	10.22
#FFFFFF	10.22	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A3

Deuteranopia (green-blind)

#003B9E

Tritanopia (blue-blind)

#005265

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #1835a0;
/* rgb */ color: rgb(24, 53, 160);
/* oklch */ color: oklch(38.7% 0.176 266.0);

Tailwind

colors: {
  custom: {
    50: '#706cbd',
    500: '#1835a0',
    950: '#000000',
  },
}

SCSS

$custom: #1835a0;
$custom-light: #706cbd;
$custom-dark: #000000;

JSON

{
  "hex": "#1835a0",
  "rgb": {
    "r": 24,
    "g": 53,
    "b": 160
  },
  "hsl": {
    "h": 227.206,
    "s": 73.913,
    "l": 36.078
  },
  "oklch": {
    "l": 0.38735,
    "c": 0.17563,
    "h": 266
  },
  "luminance": 0.05278
}

Semantic roles & 50–950 ramp

primary

#1835A0

secondary

#C6AD4D

accent

#C937F1

background

#F7F6FB

surface

#EDEBF7

border

#C8C6D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #1835A0

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

Preview Lab → · Contrast checker → · Palette generator →