#1C2D71#1C2D71

#1C2D71 is a dark, moderate blue. Relative luminance 0.033; OKLCH L 32.8% C 0.119 H 268.4°. Best body text is #FFFFFF at 12.63:1 contrast (WCAG AA passes).

Color values

HEX	#1C2D71
RGB	rgb(28, 45, 113)
HSL	hsl(228, 60%, 28%)
HSV	hsv(228, 75%, 44%)
CMYK	cmyk(75.2%, 60.2%, 0%, 55.7%)
CIE-LAB	lab(21.27, 18.86, -41.35)
CIE-LCH	lch(21.27, 45.45, 294.52°)
OKLab	oklab(32.84% -0.0034 -0.1192)
OKLCH	oklch(32.84% 0.119 268.4)
XYZ	xyz(4.3969, 3.3154, 16.0278)
Luminance	0.0332 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2D71 #71601C

analogous

#1C5771 #1C2D71 #351C71

triadic

#1C2D71 #711C2D #2D711C

tetradic

#1C2D71 #711C57 #71601C #1C7135

square

#1C2D71 #711C57 #71601C #1C7135

split-complementary

#1C2D71 #71351C #57711C

monochromatic

#060A19 #101940 #1C2D71 #2841A2 #3957CE

Accessibility & contrast

On white

12.63

#1C2D71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#1C2D71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2D71

12.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2D71	#FFFFFF	#000000	##FFFFFF
##1C2D71	1.00	12.63	1.66	12.63
#FFFFFF	12.63	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003773

Deuteranopia (green-blind)

#002F70

Tritanopia (blue-blind)

#003E4A

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1c2d71;
/* rgb */ color: rgb(28, 45, 113);
/* oklch */ color: oklch(32.8% 0.119 268.4);

Tailwind

colors: {
  custom: {
    50: '#65659a',
    500: '#1c2d71',
    950: '#000000',
  },
}

SCSS

$custom: #1c2d71;
$custom-light: #65659a;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2d71",
  "rgb": {
    "r": 28,
    "g": 45,
    "b": 113
  },
  "hsl": {
    "h": 228,
    "s": 60.284,
    "l": 27.647
  },
  "oklch": {
    "l": 0.32839,
    "c": 0.11927,
    "h": 268.4
  },
  "luminance": 0.03316
}

Semantic roles & 50–950 ramp

primary

#1C2D71

secondary

#A69243

accent

#C444E3

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06050E

muted

#7A7A7E

Preview Lab

Preview with #1C2D71

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

Preview Lab → · Contrast checker → · Palette generator →