#1C2A97#1C2A97

#1C2A97 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.0% C 0.175 H 268.9°. Best body text is #FFFFFF at 11.49:1 contrast (WCAG AA passes).

Color values

HEX	#1C2A97
RGB	rgb(28, 42, 151)
HSL	hsl(233, 69%, 35%)
HSV	hsv(233, 81%, 59%)
CMYK	cmyk(81.5%, 72.2%, 0%, 40.8%)
CIE-LAB	lab(24.12, 35.57, -60.55)
CIE-LCH	lch(24.12, 70.22, 300.43°)
OKLab	oklab(36.04% -0.0034 -0.1754)
OKLCH	oklch(36.04% 0.175 268.9)
XYZ	xyz(6.8908, 4.1364, 29.7074)
Luminance	0.0414 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2A97 #97891C

analogous

#1C6797 #1C2A97 #4C1C97

triadic

#1C2A97 #971C2A #2A971C

tetradic

#1C2A97 #971C67 #97891C #1C974C

square

#1C2A97 #971C67 #97891C #1C974C

split-complementary

#1C2A97 #974C1C #67971C

monochromatic

#090D30 #121C63 #1C2A97 #2638CB #4F5FDE

Accessibility & contrast

On white

11.49

#1C2A97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#1C2A97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2A97

11.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2A97	#FFFFFF	#000000	##FFFFFF
##1C2A97	1.00	11.49	1.83	11.49
#FFFFFF	11.49	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F9A

Deuteranopia (green-blind)

#003395

Tritanopia (blue-blind)

#00495D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1c2a97;
/* rgb */ color: rgb(28, 42, 151);
/* oklch */ color: oklch(36.0% 0.175 268.9);

Tailwind

colors: {
  custom: {
    50: '#7064b7',
    500: '#1c2a97',
    950: '#000000',
  },
}

SCSS

$custom: #1c2a97;
$custom-light: #7064b7;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2a97",
  "rgb": {
    "r": 28,
    "g": 42,
    "b": 151
  },
  "hsl": {
    "h": 233.171,
    "s": 68.715,
    "l": 35.098
  },
  "oklch": {
    "l": 0.36038,
    "c": 0.17544,
    "h": 268.9
  },
  "luminance": 0.04137
}

Semantic roles & 50–950 ramp

primary

#1C2A97

secondary

#C1B44E

accent

#D83CEC

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #1C2A97

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

Preview Lab → · Contrast checker → · Palette generator →