#1C3C98#1C3C98

#1C3C98 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.5% C 0.155 H 265.1°. Best body text is #FFFFFF at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#1C3C98
RGB	rgb(28, 60, 152)
HSL	hsl(225, 69%, 35%)
HSV	hsv(225, 82%, 60%)
CMYK	cmyk(81.6%, 60.5%, 0%, 40.4%)
CIE-LAB	lab(28.76, 23.98, -53.55)
CIE-LCH	lch(28.76, 58.67, 294.13°)
OKLab	oklab(39.48% -0.0131 -0.1548)
OKLCH	oklch(39.48% 0.155 265.1)
XYZ	xyz(7.7602, 5.7447, 30.3995)
Luminance	0.0575 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C3C98 #98781C

analogous

#1C7A98 #1C3C98 #3A1C98

triadic

#1C3C98 #981C3C #3C981C

tetradic

#1C3C98 #981C7A #98781C #1C983A

square

#1C3C98 #981C7A #98781C #1C983A

split-complementary

#1C3C98 #983A1C #7A981C

monochromatic

#091331 #122864 #1C3C98 #2650CC #5075DF

Accessibility & contrast

On white

9.77

#1C3C98 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#1C3C98 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C3C98

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C3C98	#FFFFFF	#000000	##FFFFFF
##1C3C98	1.00	9.77	2.15	9.77
#FFFFFF	9.77	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A9B

Deuteranopia (green-blind)

#003E96

Tritanopia (blue-blind)

#005364

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1c3c98;
/* rgb */ color: rgb(28, 60, 152);
/* oklch */ color: oklch(39.5% 0.155 265.1);

Tailwind

colors: {
  custom: {
    50: '#6e71b7',
    500: '#1c3c98',
    950: '#000000',
  },
}

SCSS

$custom: #1c3c98;
$custom-light: #6e71b7;
$custom-dark: #000000;

JSON

{
  "hex": "#1c3c98",
  "rgb": {
    "r": 28,
    "g": 60,
    "b": 152
  },
  "hsl": {
    "h": 224.516,
    "s": 68.889,
    "l": 35.294
  },
  "oklch": {
    "l": 0.39476,
    "c": 0.15536,
    "h": 265.1
  },
  "luminance": 0.05746
}

Semantic roles & 50–950 ramp

primary

#1C3C98

secondary

#C1A44E

accent

#BE3CEC

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #1C3C98

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

Preview Lab → · Contrast checker → · Palette generator →