#1C1EA0#1C1EA0

#1C1EA0 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.3% C 0.198 H 269.7°. Best body text is #FFFFFF at 12.05:1 contrast (WCAG AA passes).

Color values

HEX	#1C1EA0
RGB	rgb(28, 30, 160)
HSL	hsl(239, 70%, 37%)
HSV	hsv(239, 83%, 63%)
CMYK	cmyk(82.5%, 81.3%, 0%, 37.3%)
CIE-LAB	lab(22.70, 45.60, -68.41)
CIE-LCH	lch(22.70, 82.22, 303.69°)
OKLab	oklab(35.33% -0.001 -0.1981)
OKLCH	oklch(35.33% 0.198 269.7)
XYZ	xyz(7.2862, 3.7126, 33.5835)
Luminance	0.0371 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1EA0 #A09E1C

analogous

#1C60A0 #1C1EA0 #5C1CA0

triadic

#1C1EA0 #A01C1E #1EA01C

tetradic

#1C1EA0 #A01C60 #A09E1C #1CA05C

square

#1C1EA0 #A01C60 #A09E1C #1CA05C

split-complementary

#1C1EA0 #A05C1C #60A01C

monochromatic

#0A0A38 #13146C #1C1EA0 #2528D4 #5557E1

Accessibility & contrast

On white

12.05

#1C1EA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#1C1EA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1EA0

12.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1EA0	#FFFFFF	#000000	##FFFFFF
##1C1EA0	1.00	12.05	1.74	12.05
#FFFFFF	12.05	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA4

Deuteranopia (green-blind)

#002F9E

Tritanopia (blue-blind)

#004760

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1c1ea0;
/* rgb */ color: rgb(28, 30, 160);
/* oklch */ color: oklch(35.3% 0.198 269.7);

Tailwind

colors: {
  custom: {
    50: '#735dbe',
    500: '#1c1ea0',
    950: '#000000',
  },
}

SCSS

$custom: #1c1ea0;
$custom-light: #735dbe;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1ea0",
  "rgb": {
    "r": 28,
    "g": 30,
    "b": 160
  },
  "hsl": {
    "h": 239.091,
    "s": 70.213,
    "l": 36.863
  },
  "oklch": {
    "l": 0.3533,
    "c": 0.19811,
    "h": 269.7
  },
  "luminance": 0.03713
}

Semantic roles & 50–950 ramp

primary

#1C1EA0

secondary

#C4C353

accent

#EA3BED

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #1C1EA0

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

Preview Lab → · Contrast checker → · Palette generator →