#1C2DA0#1C2DA0

#1C2DA0 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.5% C 0.184 H 268.2°. Best body text is #FFFFFF at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#1C2DA0
RGB	rgb(28, 45, 160)
HSL	hsl(232, 70%, 37%)
HSV	hsv(232, 83%, 63%)
CMYK	cmyk(82.5%, 71.9%, 0%, 37.3%)
CIE-LAB	lab(25.75, 36.97, -63.37)
CIE-LCH	lch(25.75, 73.36, 300.26°)
OKLab	oklab(37.49% -0.0057 -0.1836)
OKLCH	oklch(37.49% 0.184 268.2)
XYZ	xyz(7.7602, 4.6608, 33.7415)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2DA0 #A08F1C

analogous

#1C6FA0 #1C2DA0 #4D1CA0

triadic

#1C2DA0 #A01C2D #2DA01C

tetradic

#1C2DA0 #A01C6F #A08F1C #1CA04D

square

#1C2DA0 #A01C6F #A08F1C #1CA04D

split-complementary

#1C2DA0 #A04D1C #6FA01C

monochromatic

#0A1038 #131E6C #1C2DA0 #253CD4 #5567E1

Accessibility & contrast

On white

10.87

#1C2DA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#1C2DA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2DA0

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2DA0	#FFFFFF	#000000	##FFFFFF
##1C2DA0	1.00	10.87	1.93	10.87
#FFFFFF	10.87	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A3

Deuteranopia (green-blind)

#00379E

Tritanopia (blue-blind)

#004E63

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #1c2da0;
/* rgb */ color: rgb(28, 45, 160);
/* oklch */ color: oklch(37.5% 0.184 268.2);

Tailwind

colors: {
  custom: {
    50: '#7266bd',
    500: '#1c2da0',
    950: '#000000',
  },
}

SCSS

$custom: #1c2da0;
$custom-light: #7266bd;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2da0",
  "rgb": {
    "r": 28,
    "g": 45,
    "b": 160
  },
  "hsl": {
    "h": 232.273,
    "s": 70.213,
    "l": 36.863
  },
  "oklch": {
    "l": 0.37493,
    "c": 0.18371,
    "h": 268.2
  },
  "luminance": 0.04662
}

Semantic roles & 50–950 ramp

primary

#1C2DA0

secondary

#C4B653

accent

#D63BED

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #1C2DA0

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

Preview Lab → · Contrast checker → · Palette generator →