#1C2090#1C2090

#1C2090 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.7% C 0.177 H 270.5°. Best body text is #FFFFFF at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#1C2090
RGB	rgb(28, 32, 144)
HSL	hsl(238, 67%, 34%)
HSV	hsv(238, 81%, 56%)
CMYK	cmyk(80.6%, 77.8%, 0%, 43.5%)
CIE-LAB	lab(21.18, 39.13, -61.08)
CIE-LCH	lch(21.18, 72.54, 302.65°)
OKLab	oklab(33.71% 0.0015 -0.1769)
OKLCH	oklch(33.71% 0.177 270.5)
XYZ	xyz(6.0277, 3.2928, 26.6980)
Luminance	0.0329 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2090 #908C1C

analogous

#1C5A90 #1C2090 #521C90

triadic

#1C2090 #901C20 #20901C

tetradic

#1C2090 #901C5A #908C1C #1C9052

square

#1C2090 #901C5A #908C1C #1C9052

split-complementary

#1C2090 #90521C #5A901C

monochromatic

#08092A #12155D #1C2090 #262BC3 #4A50DC

Accessibility & contrast

On white

12.66

#1C2090 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#1C2090 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2090

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2090	#FFFFFF	#000000	##FFFFFF
##1C2090	1.00	12.66	1.66	12.66
#FFFFFF	12.66	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003993

Deuteranopia (green-blind)

#002D8E

Tritanopia (blue-blind)

#004257

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1c2090;
/* rgb */ color: rgb(28, 32, 144);
/* oklch */ color: oklch(33.7% 0.177 270.5);

Tailwind

colors: {
  custom: {
    50: '#6f5db2',
    500: '#1c2090',
    950: '#000000',
  },
}

SCSS

$custom: #1c2090;
$custom-light: #6f5db2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2090",
  "rgb": {
    "r": 28,
    "g": 32,
    "b": 144
  },
  "hsl": {
    "h": 237.931,
    "s": 67.442,
    "l": 33.725
  },
  "oklch": {
    "l": 0.33714,
    "c": 0.17689,
    "h": 270.5
  },
  "luminance": 0.03294
}

Semantic roles & 50–950 ramp

primary

#1C2090

secondary

#BEBA4A

accent

#E43DEA

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #1C2090

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

Preview Lab → · Contrast checker → · Palette generator →