#1C2E63#1C2E63

#1C2E63 is a dark, moderate blue. Relative luminance 0.031; OKLCH L 31.9% C 0.097 H 266.8°. Best body text is #FFFFFF at 12.96:1 contrast (WCAG AA passes).

Color values

HEX	#1C2E63
RGB	rgb(28, 46, 99)
HSL	hsl(225, 56%, 25%)
HSV	hsv(225, 72%, 39%)
CMYK	cmyk(71.7%, 53.5%, 0%, 61.2%)
CIE-LAB	lab(20.45, 12.47, -33.60)
CIE-LCH	lch(20.45, 35.84, 290.37°)
OKLab	oklab(31.87% -0.0055 -0.0964)
OKLCH	oklch(31.87% 0.097 266.8)
XYZ	xyz(3.7072, 3.1014, 12.2052)
Luminance	0.0310 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2E63 #63511C

analogous

#1C5163 #1C2E63 #2E1C63

triadic

#1C2E63 #631C2E #2E631C

tetradic

#1C2E63 #631C51 #63511C #1C632E

square

#1C2E63 #631C51 #63511C #1C632E

split-complementary

#1C2E63 #632E1C #51631C

monochromatic

#070B18 #0F1833 #1C2E63 #294493 #375AC2

Accessibility & contrast

On white

12.96

#1C2E63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#1C2E63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2E63

12.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2E63	#FFFFFF	#000000	##FFFFFF
##1C2E63	1.00	12.96	1.62	12.96
#FFFFFF	12.96	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F3565

Deuteranopia (green-blind)

#002E62

Tritanopia (blue-blind)

#003A43

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1c2e63;
/* rgb */ color: rgb(28, 46, 99);
/* oklch */ color: oklch(31.9% 0.097 266.8);

Tailwind

colors: {
  custom: {
    50: '#626690',
    500: '#1c2e63',
    950: '#000000',
  },
}

SCSS

$custom: #1c2e63;
$custom-light: #626690;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2e63",
  "rgb": {
    "r": 28,
    "g": 46,
    "b": 99
  },
  "hsl": {
    "h": 224.789,
    "s": 55.906,
    "l": 24.902
  },
  "oklch": {
    "l": 0.31868,
    "c": 0.09654,
    "h": 266.8
  },
  "luminance": 0.03102
}

Semantic roles & 50–950 ramp

primary

#1C2E63

secondary

#988343

accent

#B949DF

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#05050C

muted

#7A7A7D

Preview Lab

Preview with #1C2E63

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

Preview Lab → · Contrast checker → · Palette generator →