#1C2E82#1C2E82

#1C2E82 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.6% C 0.142 H 268.4°. Best body text is #FFFFFF at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#1C2E82
RGB	rgb(28, 46, 130)
HSL	hsl(229, 65%, 31%)
HSV	hsv(229, 78%, 51%)
CMYK	cmyk(78.5%, 64.6%, 0%, 49%)
CIE-LAB	lab(23.04, 24.93, -49.26)
CIE-LCH	lch(23.04, 55.21, 296.84°)
OKLab	oklab(34.63% -0.0041 -0.1424)
OKLCH	oklch(34.63% 0.142 268.4)
XYZ	xyz(5.4838, 3.8120, 21.5615)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2E82 #82701C

analogous

#1C6182 #1C2E82 #3D1C82

triadic

#1C2E82 #821C2E #2E821C

tetradic

#1C2E82 #821C61 #82701C #1C823D

square

#1C2E82 #821C61 #82701C #1C823D

split-complementary

#1C2E82 #823D1C #61821C

monochromatic

#060A1D #111C50 #1C2E82 #2740B4 #425CD6

Accessibility & contrast

On white

11.91

#1C2E82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#1C2E82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2E82

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2E82	#FFFFFF	#000000	##FFFFFF
##1C2E82	1.00	11.91	1.76	11.91
#FFFFFF	11.91	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C85

Deuteranopia (green-blind)

#003280

Tritanopia (blue-blind)

#004453

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1c2e82;
/* rgb */ color: rgb(28, 46, 130);
/* oklch */ color: oklch(34.6% 0.142 268.4);

Tailwind

colors: {
  custom: {
    50: '#6a66a7',
    500: '#1c2e82',
    950: '#000000',
  },
}

SCSS

$custom: #1c2e82;
$custom-light: #6a66a7;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2e82",
  "rgb": {
    "r": 28,
    "g": 46,
    "b": 130
  },
  "hsl": {
    "h": 229.412,
    "s": 64.557,
    "l": 30.98
  },
  "oklch": {
    "l": 0.34625,
    "c": 0.14249,
    "h": 268.4
  },
  "luminance": 0.03813
}

Semantic roles & 50–950 ramp

primary

#1C2E82

secondary

#B5A144

accent

#CA40E8

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #1C2E82

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

Preview Lab → · Contrast checker → · Palette generator →