#1C136E#1C136E

#1C136E is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.9% C 0.146 H 275.7°. Best body text is #FFFFFF at 15.36:1 contrast (WCAG AA passes).

Color values

HEX	#1C136E
RGB	rgb(28, 19, 110)
HSL	hsl(246, 71%, 25%)
HSV	hsv(246, 83%, 43%)
CMYK	cmyk(74.5%, 82.7%, 0%, 56.9%)
CIE-LAB	lab(14.61, 34.79, -50.32)
CIE-LCH	lch(14.61, 61.18, 304.66°)
OKLab	oklab(27.92% 0.0144 -0.1455)
OKLCH	oklch(27.92% 0.146 275.7)
XYZ	xyz(3.5253, 1.8381, 14.9178)
Luminance	0.0184 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C136E #656E13

analogous

#13376E #1C136E #49136E

triadic

#1C136E #6E1C13 #136E1C

tetradic

#1C136E #6E1337 #656E13 #136E49

square

#1C136E #6E1337 #656E13 #136E49

split-complementary

#1C136E #6E4913 #376E13

monochromatic

#07051A #0F0A3A #1C136E #291CA2 #3725D6

Accessibility & contrast

On white

15.36

#1C136E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#1C136E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C136E

15.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C136E	#FFFFFF	#000000	##FFFFFF
##1C136E	1.00	15.36	1.37	15.36
#FFFFFF	15.36	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002971

Deuteranopia (green-blind)

#00216C

Tritanopia (blue-blind)

#002F40

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #1c136e;
/* rgb */ color: rgb(28, 19, 110);
/* oklch */ color: oklch(27.9% 0.146 275.7);

Tailwind

colors: {
  custom: {
    50: '#675399',
    500: '#1c136e',
    950: '#000000',
  },
}

SCSS

$custom: #1c136e;
$custom-light: #675399;
$custom-dark: #000000;

JSON

{
  "hex": "#1c136e",
  "rgb": {
    "r": 28,
    "g": 19,
    "b": 110
  },
  "hsl": {
    "h": 245.934,
    "s": 70.543,
    "l": 25.294
  },
  "oklch": {
    "l": 0.27923,
    "c": 0.1462,
    "h": 275.7
  },
  "luminance": 0.01838
}

Semantic roles & 50–950 ramp

primary

#1C136E

secondary

#9AA538

accent

#ED3ADC

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #1C136E

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

Preview Lab → · Contrast checker → · Palette generator →