#1C2BA9#1C2BA9

#1C2BA9 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.2% C 0.197 H 268.2°. Best body text is #FFFFFF at 10.67:1 contrast (WCAG AA passes).

Color values

HEX	#1C2BA9
RGB	rgb(28, 43, 169)
HSL	hsl(234, 72%, 39%)
HSV	hsv(234, 83%, 66%)
CMYK	cmyk(83.4%, 74.6%, 0%, 33.7%)
CIE-LAB	lab(26.27, 41.42, -67.95)
CIE-LCH	lch(26.27, 79.58, 301.36°)
OKLab	oklab(38.15% -0.006 -0.1969)
OKLCH	oklch(38.15% 0.197 268.2)
XYZ	xyz(8.5017, 4.8382, 38.0142)
Luminance	0.0484 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2BA9 #A99A1C

analogous

#1C71A9 #1C2BA9 #531CA9

triadic

#1C2BA9 #A91C2B #2BA91C

tetradic

#1C2BA9 #A91C71 #A99A1C #1CA953

square

#1C2BA9 #A91C71 #A99A1C #1CA953

split-complementary

#1C2BA9 #A9531C #71A91C

monochromatic

#0B1040 #131E74 #1C2BA9 #273ADB #5B6AE4

Accessibility & contrast

On white

10.67

#1C2BA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#1C2BA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2BA9

10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2BA9	#FFFFFF	#000000	##FFFFFF
##1C2BA9	1.00	10.67	1.97	10.67
#FFFFFF	10.67	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045AD

Deuteranopia (green-blind)

#0037A7

Tritanopia (blue-blind)

#005068

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #1c2ba9;
/* rgb */ color: rgb(28, 43, 169);
/* oklch */ color: oklch(38.2% 0.197 268.2);

Tailwind

colors: {
  custom: {
    50: '#7465c4',
    500: '#1c2ba9',
    950: '#000000',
  },
}

SCSS

$custom: #1c2ba9;
$custom-light: #7465c4;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2ba9",
  "rgb": {
    "r": 28,
    "g": 43,
    "b": 169
  },
  "hsl": {
    "h": 233.617,
    "s": 71.574,
    "l": 38.627
  },
  "oklch": {
    "l": 0.38154,
    "c": 0.19703,
    "h": 268.2
  },
  "luminance": 0.04839
}

Semantic roles & 50–950 ramp

primary

#1C2BA9

secondary

#C8BC59

accent

#DB39EE

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #1C2BA9

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

Preview Lab → · Contrast checker → · Palette generator →