#1C2E4E#1C2E4E

#1C2E4E is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.3% C 0.063 H 261.2°. Best body text is #FFFFFF at 13.55:1 contrast (WCAG AA passes).

Color values

HEX	#1C2E4E
RGB	rgb(28, 46, 78)
HSL	hsl(218, 47%, 21%)
HSV	hsv(218, 64%, 31%)
CMYK	cmyk(64.1%, 41%, 0%, 69.4%)
CIE-LAB	lab(19.02, 4.05, -21.93)
CIE-LCH	lch(19.02, 22.30, 280.46°)
OKLab	oklab(30.31% -0.0096 -0.0621)
OKLCH	oklch(30.31% 0.063 261.2)
XYZ	xyz(2.8306, 2.7507, 7.5880)
Luminance	0.0275 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2E4E #4E3C1C

analogous

#1C474E #1C2E4E #231C4E

triadic

#1C2E4E #4E1C2E #2E4E1C

tetradic

#1C2E4E #4E1C47 #4E3C1C #1C4E23

square

#1C2E4E #4E1C47 #4E3C1C #1C4E23

split-complementary

#1C2E4E #4E231C #474E1C

monochromatic

#080D17 #0C1321 #1C2E4E #2C497B #3C63A8

Accessibility & contrast

On white

13.55

#1C2E4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#1C2E4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2E4E

13.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2E4E	#FFFFFF	#000000	##FFFFFF
##1C2E4E	1.00	13.55	1.55	13.55
#FFFFFF	13.55	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21314F

Deuteranopia (green-blind)

#1A2C4D

Tritanopia (blue-blind)

#00353A

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1c2e4e;
/* rgb */ color: rgb(28, 46, 78);
/* oklch */ color: oklch(30.3% 0.063 261.2);

Tailwind

colors: {
  custom: {
    50: '#5d6680',
    500: '#1c2e4e',
    950: '#000000',
  },
}

SCSS

$custom: #1c2e4e;
$custom-light: #5d6680;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2e4e",
  "rgb": {
    "r": 28,
    "g": 46,
    "b": 78
  },
  "hsl": {
    "h": 218.4,
    "s": 47.17,
    "l": 20.784
  },
  "oklch": {
    "l": 0.30309,
    "c": 0.06288,
    "h": 261.2
  },
  "luminance": 0.02751
}

Semantic roles & 50–950 ramp

primary

#1C2E4E

secondary

#846C42

accent

#A751D7

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04050A

muted

#797A7C

Preview Lab

Preview with #1C2E4E

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

Preview Lab → · Contrast checker → · Palette generator →