#1C2D70#1C2D70

#1C2D70 is a dark, moderate blue. Relative luminance 0.033; OKLCH L 32.8% C 0.118 H 268.3°. Best body text is #FFFFFF at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#1C2D70
RGB	rgb(28, 45, 112)
HSL	hsl(228, 60%, 27%)
HSV	hsv(228, 75%, 44%)
CMYK	cmyk(75%, 59.8%, 0%, 56.1%)
CIE-LAB	lab(21.18, 18.46, -40.84)
CIE-LCH	lch(21.18, 44.82, 294.32°)
OKLab	oklab(32.75% -0.0034 -0.1177)
OKLCH	oklch(32.75% 0.118 268.3)
XYZ	xyz(4.3409, 3.2931, 15.7329)
Luminance	0.0329 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2D70 #705F1C

analogous

#1C5770 #1C2D70 #351C70

triadic

#1C2D70 #701C2D #2D701C

tetradic

#1C2D70 #701C57 #705F1C #1C7035

square

#1C2D70 #701C57 #705F1C #1C7035

split-complementary

#1C2D70 #70351C #57701C

monochromatic

#060A18 #10193F #1C2D70 #2841A1 #3957CD

Accessibility & contrast

On white

12.66

#1C2D70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#1C2D70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2D70

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2D70	#FFFFFF	#000000	##FFFFFF
##1C2D70	1.00	12.66	1.66	12.66
#FFFFFF	12.66	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003772

Deuteranopia (green-blind)

#002F6F

Tritanopia (blue-blind)

#003E49

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1c2d70;
/* rgb */ color: rgb(28, 45, 112);
/* oklch */ color: oklch(32.8% 0.118 268.3);

Tailwind

colors: {
  custom: {
    50: '#65659a',
    500: '#1c2d70',
    950: '#000000',
  },
}

SCSS

$custom: #1c2d70;
$custom-light: #65659a;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2d70",
  "rgb": {
    "r": 28,
    "g": 45,
    "b": 112
  },
  "hsl": {
    "h": 227.857,
    "s": 60,
    "l": 27.451
  },
  "oklch": {
    "l": 0.3275,
    "c": 0.11778,
    "h": 268.3
  },
  "luminance": 0.03294
}

Semantic roles & 50–950 ramp

primary

#1C2D70

secondary

#A59143

accent

#C345E3

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06050E

muted

#7A7A7E

Preview Lab

Preview with #1C2D70

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

Preview Lab → · Contrast checker → · Palette generator →