#1C135F#1C135F

#1C135F is a dark, vivid blue. Relative luminance 0.015; OKLCH L 26.2% C 0.127 H 278.4°. Best body text is #FFFFFF at 16.06:1 contrast (WCAG AA passes).

Color values

HEX	#1C135F
RGB	rgb(28, 19, 95)
HSL	hsl(247, 67%, 22%)
HSV	hsv(247, 80%, 37%)
CMYK	cmyk(70.5%, 80%, 0%, 62.7%)
CIE-LAB	lab(12.85, 29.63, -43.33)
CIE-LCH	lch(12.85, 52.50, 304.37°)
OKLab	oklab(26.17% 0.0185 -0.1251)
OKLCH	oklch(26.17% 0.127 278.4)
XYZ	xyz(2.7767, 1.5386, 10.9749)
Luminance	0.0154 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C135F #565F13

analogous

#13305F #1C135F #42135F

triadic

#1C135F #5F1C13 #135F1C

tetradic

#1C135F #5F1330 #565F13 #135F42

square

#1C135F #5F1330 #565F13 #135F42

split-complementary

#1C135F #5F4213 #305F13

monochromatic

#08051A #0D092C #1C135F #2B1D92 #3A27C5

Accessibility & contrast

On white

16.06

#1C135F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#1C135F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C135F

16.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C135F	#FFFFFF	#000000	##FFFFFF
##1C135F	1.00	16.06	1.31	16.06
#FFFFFF	16.06	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002461

Deuteranopia (green-blind)

#001E5E

Tritanopia (blue-blind)

#002938

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #1c135f;
/* rgb */ color: rgb(28, 19, 95);
/* oklch */ color: oklch(26.2% 0.127 278.4);

Tailwind

colors: {
  custom: {
    50: '#63528d',
    500: '#1c135f',
    950: '#000000',
  },
}

SCSS

$custom: #1c135f;
$custom-light: #63528d;
$custom-dark: #000000;

JSON

{
  "hex": "#1c135f",
  "rgb": {
    "r": 28,
    "g": 19,
    "b": 95
  },
  "hsl": {
    "h": 247.105,
    "s": 66.667,
    "l": 22.353
  },
  "oklch": {
    "l": 0.26165,
    "c": 0.12651,
    "h": 278.4
  },
  "luminance": 0.01539
}

Semantic roles & 50–950 ramp

primary

#1C135F

secondary

#8C9737

accent

#EA3ED5

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1C135F

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

Preview Lab → · Contrast checker → · Palette generator →