#1C2DA9#1C2DA9

#1C2DA9 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.5% C 0.195 H 268.0°. Best body text is #FFFFFF at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#1C2DA9
RGB	rgb(28, 45, 169)
HSL	hsl(233, 72%, 39%)
HSV	hsv(233, 83%, 66%)
CMYK	cmyk(83.4%, 73.4%, 0%, 33.7%)
CIE-LAB	lab(26.70, 40.22, -67.24)
CIE-LCH	lch(26.70, 78.35, 300.88°)
OKLab	oklab(38.46% -0.0067 -0.1949)
OKLCH	oklch(38.46% 0.195 268)
XYZ	xyz(8.5762, 4.9872, 38.0390)
Luminance	0.0499 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2DA9 #A9981C

analogous

#1C73A9 #1C2DA9 #511CA9

triadic

#1C2DA9 #A91C2D #2DA91C

tetradic

#1C2DA9 #A91C73 #A9981C #1CA951

square

#1C2DA9 #A91C73 #A9981C #1CA951

split-complementary

#1C2DA9 #A9511C #73A91C

monochromatic

#0B1140 #131F74 #1C2DA9 #273DDB #5B6CE4

Accessibility & contrast

On white

10.51

#1C2DA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#1C2DA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2DA9

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2DA9	#FFFFFF	#000000	##FFFFFF
##1C2DA9	1.00	10.51	2.00	10.51
#FFFFFF	10.51	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AD

Deuteranopia (green-blind)

#0038A7

Tritanopia (blue-blind)

#005168

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #1c2da9;
/* rgb */ color: rgb(28, 45, 169);
/* oklch */ color: oklch(38.5% 0.195 268.0);

Tailwind

colors: {
  custom: {
    50: '#7467c4',
    500: '#1c2da9',
    950: '#000000',
  },
}

SCSS

$custom: #1c2da9;
$custom-light: #7467c4;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2da9",
  "rgb": {
    "r": 28,
    "g": 45,
    "b": 169
  },
  "hsl": {
    "h": 232.766,
    "s": 71.574,
    "l": 38.627
  },
  "oklch": {
    "l": 0.38462,
    "c": 0.195,
    "h": 268
  },
  "luminance": 0.04988
}

Semantic roles & 50–950 ramp

primary

#1C2DA9

secondary

#C8BA59

accent

#D939EE

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #1C2DA9

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

Preview Lab → · Contrast checker → · Palette generator →