#1C2D7F#1C2D7F

#1C2D7F is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.1% C 0.140 H 268.6°. Best body text is #FFFFFF at 12.13:1 contrast (WCAG AA passes).

Color values

HEX	#1C2D7F
RGB	rgb(28, 45, 127)
HSL	hsl(230, 64%, 30%)
HSV	hsv(230, 78%, 50%)
CMYK	cmyk(78%, 64.6%, 0%, 50.2%)
CIE-LAB	lab(22.50, 24.44, -48.26)
CIE-LCH	lch(22.50, 54.10, 296.86°)
OKLab	oklab(34.14% -0.0033 -0.1395)
OKLCH	oklch(34.14% 0.14 268.6)
XYZ	xyz(5.2467, 3.6554, 20.5036)
Luminance	0.0366 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2D7F #7F6E1C

analogous

#1C5E7F #1C2D7F #3C1C7F

triadic

#1C2D7F #7F1C2D #2D7F1C

tetradic

#1C2D7F #7F1C5E #7F6E1C #1C7F3C

square

#1C2D7F #7F1C5E #7F6E1C #1C7F3C

split-complementary

#1C2D7F #7F3C1C #5E7F1C

monochromatic

#06091B #111B4D #1C2D7F #273FB1 #405AD5

Accessibility & contrast

On white

12.13

#1C2D7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#1C2D7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2D7F

12.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2D7F	#FFFFFF	#000000	##FFFFFF
##1C2D7F	1.00	12.13	1.73	12.13
#FFFFFF	12.13	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A82

Deuteranopia (green-blind)

#00317D

Tritanopia (blue-blind)

#004251

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1c2d7f;
/* rgb */ color: rgb(28, 45, 127);
/* oklch */ color: oklch(34.1% 0.140 268.6);

Tailwind

colors: {
  custom: {
    50: '#6965a5',
    500: '#1c2d7f',
    950: '#000000',
  },
}

SCSS

$custom: #1c2d7f;
$custom-light: #6965a5;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2d7f",
  "rgb": {
    "r": 28,
    "g": 45,
    "b": 127
  },
  "hsl": {
    "h": 229.697,
    "s": 63.871,
    "l": 30.392
  },
  "oklch": {
    "l": 0.34139,
    "c": 0.13954,
    "h": 268.6
  },
  "luminance": 0.03656
}

Semantic roles & 50–950 ramp

primary

#1C2D7F

secondary

#B3A044

accent

#CA41E7

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07050F

muted

#7A7A7F

Preview Lab

Preview with #1C2D7F

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

Preview Lab → · Contrast checker → · Palette generator →