#1C3695#1C3695

#1C3695 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.0% C 0.159 H 266.6°. Best body text is #FFFFFF at 10.44:1 contrast (WCAG AA passes).

Color values

HEX	#1C3695
RGB	rgb(28, 54, 149)
HSL	hsl(227, 68%, 35%)
HSV	hsv(227, 81%, 58%)
CMYK	cmyk(81.2%, 63.8%, 0%, 41.6%)
CIE-LAB	lab(26.89, 26.90, -54.77)
CIE-LCH	lch(26.89, 61.02, 296.16°)
OKLab	oklab(38% -0.0095 -0.1585)
OKLCH	oklch(38% 0.159 266.6)
XYZ	xyz(7.2210, 5.0543, 29.0229)
Luminance	0.0505 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C3695 #957B1C

analogous

#1C7395 #1C3695 #3E1C95

triadic

#1C3695 #951C36 #36951C

tetradic

#1C3695 #951C73 #957B1C #1C953E

square

#1C3695 #951C73 #957B1C #1C953E

split-complementary

#1C3695 #953E1C #73951C

monochromatic

#09112E #122361 #1C3695 #2649C9 #4E6DDE

Accessibility & contrast

On white

10.44

#1C3695 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#1C3695 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C3695

10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C3695	#FFFFFF	#000000	##FFFFFF
##1C3695	1.00	10.44	2.01	10.44
#FFFFFF	10.44	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004598

Deuteranopia (green-blind)

#003A93

Tritanopia (blue-blind)

#004F60

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #1c3695;
/* rgb */ color: rgb(28, 54, 149);
/* oklch */ color: oklch(38.0% 0.159 266.6);

Tailwind

colors: {
  custom: {
    50: '#6e6cb5',
    500: '#1c3695',
    950: '#000000',
  },
}

SCSS

$custom: #1c3695;
$custom-light: #6e6cb5;
$custom-dark: #000000;

JSON

{
  "hex": "#1c3695",
  "rgb": {
    "r": 28,
    "g": 54,
    "b": 149
  },
  "hsl": {
    "h": 227.107,
    "s": 68.362,
    "l": 34.706
  },
  "oklch": {
    "l": 0.38004,
    "c": 0.15874,
    "h": 266.6
  },
  "luminance": 0.05055
}

Semantic roles & 50–950 ramp

primary

#1C3695

secondary

#C0A74D

accent

#C63DEB

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #1C3695

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

Preview Lab → · Contrast checker → · Palette generator →