#1C2E8E#1C2E8E

#1C2E8E is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.8% C 0.159 H 268.3°. Best body text is #FFFFFF at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#1C2E8E
RGB	rgb(28, 46, 142)
HSL	hsl(231, 67%, 33%)
HSV	hsv(231, 80%, 56%)
CMYK	cmyk(80.3%, 67.6%, 0%, 44.3%)
CIE-LAB	lab(24.17, 29.59, -54.90)
CIE-LCH	lch(24.17, 62.37, 298.32°)
OKLab	oklab(35.8% -0.0046 -0.1589)
OKLCH	oklch(35.8% 0.159 268.3)
XYZ	xyz(6.3367, 4.1531, 26.0536)
Luminance	0.0415 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2E8E #8E7C1C

analogous

#1C678E #1C2E8E #431C8E

triadic

#1C2E8E #8E1C2E #2E8E1C

tetradic

#1C2E8E #8E1C67 #8E7C1C #1C8E43

square

#1C2E8E #8E1C67 #8E7C1C #1C8E43

split-complementary

#1C2E8E #8E431C #678E1C

monochromatic

#080D28 #121D5B #1C2E8E #263FC1 #4960DB

Accessibility & contrast

On white

11.47

#1C2E8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#1C2E8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2E8E

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2E8E	#FFFFFF	#000000	##FFFFFF
##1C2E8E	1.00	11.47	1.83	11.47
#FFFFFF	11.47	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F91

Deuteranopia (green-blind)

#00348C

Tritanopia (blue-blind)

#00485A

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1c2e8e;
/* rgb */ color: rgb(28, 46, 142);
/* oklch */ color: oklch(35.8% 0.159 268.3);

Tailwind

colors: {
  custom: {
    50: '#6d66b0',
    500: '#1c2e8e',
    950: '#000000',
  },
}

SCSS

$custom: #1c2e8e;
$custom-light: #6d66b0;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2e8e",
  "rgb": {
    "r": 28,
    "g": 46,
    "b": 142
  },
  "hsl": {
    "h": 230.526,
    "s": 67.059,
    "l": 33.333
  },
  "oklch": {
    "l": 0.35803,
    "c": 0.15901,
    "h": 268.3
  },
  "luminance": 0.04154
}

Semantic roles & 50–950 ramp

primary

#1C2E8E

secondary

#BDAB49

accent

#CF3EEA

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080611

muted

#7B7A80

Preview Lab

Preview with #1C2E8E

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

Preview Lab → · Contrast checker → · Palette generator →