#1C2C87#1C2C87

#1C2C87 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.7% C 0.152 H 268.8°. Best body text is #FFFFFF at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#1C2C87
RGB	rgb(28, 44, 135)
HSL	hsl(231, 66%, 32%)
HSV	hsv(231, 79%, 53%)
CMYK	cmyk(79.3%, 67.4%, 0%, 47.1%)
CIE-LAB	lab(22.99, 28.24, -52.49)
CIE-LCH	lch(22.99, 59.60, 298.28°)
OKLab	oklab(34.73% -0.0031 -0.1519)
OKLCH	oklch(34.73% 0.152 268.8)
XYZ	xyz(5.7512, 3.7969, 23.3467)
Luminance	0.0380 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2C87 #87771C

analogous

#1C6287 #1C2C87 #421C87

triadic

#1C2C87 #871C2C #2C871C

tetradic

#1C2C87 #871C62 #87771C #1C8742

square

#1C2C87 #871C62 #87771C #1C8742

split-complementary

#1C2C87 #87421C #62871C

monochromatic

#070B22 #111B54 #1C2C87 #273DBA #455BD8

Accessibility & contrast

On white

11.93

#1C2C87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#1C2C87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2C87

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2C87	#FFFFFF	#000000	##FFFFFF
##1C2C87	1.00	11.93	1.76	11.93
#FFFFFF	11.93	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8A

Deuteranopia (green-blind)

#003285

Tritanopia (blue-blind)

#004455

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1c2c87;
/* rgb */ color: rgb(28, 44, 135);
/* oklch */ color: oklch(34.7% 0.152 268.8);

Tailwind

colors: {
  custom: {
    50: '#6b65ab',
    500: '#1c2c87',
    950: '#000000',
  },
}

SCSS

$custom: #1c2c87;
$custom-light: #6b65ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2c87",
  "rgb": {
    "r": 28,
    "g": 44,
    "b": 135
  },
  "hsl": {
    "h": 231.028,
    "s": 65.644,
    "l": 31.961
  },
  "oklch": {
    "l": 0.34731,
    "c": 0.15191,
    "h": 268.8
  },
  "luminance": 0.03798
}

Semantic roles & 50–950 ramp

primary

#1C2C87

secondary

#BAA845

accent

#CF3FE9

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080510

muted

#7B7A7F

Preview Lab

Preview with #1C2C87

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

Preview Lab → · Contrast checker → · Palette generator →