#1C2A67#1C2A67

#1C2A67 is a dark, moderate blue. Relative luminance 0.029; OKLCH L 31.3% C 0.108 H 269.4°. Best body text is #FFFFFF at 13.32:1 contrast (WCAG AA passes).

Color values

HEX	#1C2A67
RGB	rgb(28, 42, 103)
HSL	hsl(229, 57%, 26%)
HSV	hsv(229, 73%, 40%)
CMYK	cmyk(72.8%, 59.2%, 0%, 59.6%)
CIE-LAB	lab(19.56, 16.99, -37.64)
CIE-LCH	lch(19.56, 41.29, 294.29°)
OKLab	oklab(31.3% -0.0012 -0.1083)
OKLCH	oklch(31.3% 0.108 269.4)
XYZ	xyz(3.7542, 2.8817, 13.1877)
Luminance	0.0288 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2A67 #67591C

analogous

#1C4F67 #1C2A67 #331C67

triadic

#1C2A67 #671C2A #2A671C

tetradic

#1C2A67 #671C4F #67591C #1C6733

square

#1C2A67 #671C4F #67591C #1C6733

split-complementary

#1C2A67 #67331C #4F671C

monochromatic

#070A18 #0F1637 #1C2A67 #293E97 #3651C7

Accessibility & contrast

On white

13.32

#1C2A67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#1C2A67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2A67

13.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2A67	#FFFFFF	#000000	##FFFFFF
##1C2A67	1.00	13.32	1.58	13.32
#FFFFFF	13.32	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003369

Deuteranopia (green-blind)

#002C66

Tritanopia (blue-blind)

#003944

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1c2a67;
/* rgb */ color: rgb(28, 42, 103);
/* oklch */ color: oklch(31.3% 0.108 269.4);

Tailwind

colors: {
  custom: {
    50: '#636393',
    500: '#1c2a67',
    950: '#000000',
  },
}

SCSS

$custom: #1c2a67;
$custom-light: #636393;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2a67",
  "rgb": {
    "r": 28,
    "g": 42,
    "b": 103
  },
  "hsl": {
    "h": 228.8,
    "s": 57.252,
    "l": 25.686
  },
  "oklch": {
    "l": 0.31302,
    "c": 0.10836,
    "h": 269.4
  },
  "luminance": 0.02882
}

Semantic roles & 50–950 ramp

primary

#1C2A67

secondary

#9C8B43

accent

#C447E1

background

#F6F5F9

surface

#EBEAF1

border

#C6C6CB

text

#06050D

muted

#7A797E

Preview Lab

Preview with #1C2A67

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

Preview Lab → · Contrast checker → · Palette generator →