#1C3395#1C3395

#1C3395 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.4% C 0.162 H 267.3°. Best body text is #FFFFFF at 10.73:1 contrast (WCAG AA passes).

Color values

HEX	#1C3395
RGB	rgb(28, 51, 149)
HSL	hsl(229, 68%, 35%)
HSV	hsv(229, 81%, 58%)
CMYK	cmyk(81.2%, 65.8%, 0%, 41.6%)
CIE-LAB	lab(26.11, 28.93, -56.04)
CIE-LCH	lch(26.11, 63.07, 297.30°)
OKLab	oklab(37.43% -0.0077 -0.1622)
OKLCH	oklch(37.43% 0.162 267.3)
XYZ	xyz(7.0856, 4.7836, 28.9778)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C3395 #957E1C

analogous

#1C7095 #1C3395 #411C95

triadic

#1C3395 #951C33 #33951C

tetradic

#1C3395 #951C70 #957E1C #1C9541

square

#1C3395 #951C70 #957E1C #1C9541

split-complementary

#1C3395 #95411C #70951C

monochromatic

#09102E #122161 #1C3395 #2645C9 #4E69DE

Accessibility & contrast

On white

10.73

#1C3395 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#1C3395 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C3395

10.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C3395	#FFFFFF	#000000	##FFFFFF
##1C3395	1.00	10.73	1.96	10.73
#FFFFFF	10.73	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004498

Deuteranopia (green-blind)

#003893

Tritanopia (blue-blind)

#004D5F

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #1c3395;
/* rgb */ color: rgb(28, 51, 149);
/* oklch */ color: oklch(37.4% 0.162 267.3);

Tailwind

colors: {
  custom: {
    50: '#6e6ab5',
    500: '#1c3395',
    950: '#000000',
  },
}

SCSS

$custom: #1c3395;
$custom-light: #6e6ab5;
$custom-dark: #000000;

JSON

{
  "hex": "#1c3395",
  "rgb": {
    "r": 28,
    "g": 51,
    "b": 149
  },
  "hsl": {
    "h": 228.595,
    "s": 68.362,
    "l": 34.706
  },
  "oklch": {
    "l": 0.37429,
    "c": 0.16241,
    "h": 267.3
  },
  "luminance": 0.04784
}

Semantic roles & 50–950 ramp

primary

#1C3395

secondary

#C0AA4D

accent

#CA3DEB

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #1C3395

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

Preview Lab → · Contrast checker → · Palette generator →