#1C216F#1C216F

#1C216F is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.3% C 0.132 H 272.6°. Best body text is #FFFFFF at 14.03:1 contrast (WCAG AA passes).

Color values

HEX	#1C216F
RGB	rgb(28, 33, 111)
HSL	hsl(236, 60%, 27%)
HSV	hsv(236, 75%, 44%)
CMYK	cmyk(74.8%, 70.3%, 0%, 56.5%)
CIE-LAB	lab(17.84, 26.48, -45.66)
CIE-LCH	lch(17.84, 52.78, 300.11°)
OKLab	oklab(30.25% 0.006 -0.132)
OKLCH	oklch(30.25% 0.132 272.6)
XYZ	xyz(3.8910, 2.4819, 15.3098)
Luminance	0.0248 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C216F #6F6A1C

analogous

#1C4A6F #1C216F #411C6F

triadic

#1C216F #6F1C21 #216F1C

tetradic

#1C216F #6F1C4A #6F6A1C #1C6F41

square

#1C216F #6F1C4A #6F6A1C #1C6F41

split-complementary

#1C216F #6F411C #4A6F1C

monochromatic

#060718 #10123E #1C216F #2830A0 #3841CD

Accessibility & contrast

On white

14.03

#1C216F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#1C216F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C216F

14.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C216F	#FFFFFF	#000000	##FFFFFF
##1C216F	1.00	14.03	1.50	14.03
#FFFFFF	14.03	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003071

Deuteranopia (green-blind)

#00286E

Tritanopia (blue-blind)

#003645

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #1c216f;
/* rgb */ color: rgb(28, 33, 111);
/* oklch */ color: oklch(30.3% 0.132 272.6);

Tailwind

colors: {
  custom: {
    50: '#665c99',
    500: '#1c216f',
    950: '#000000',
  },
}

SCSS

$custom: #1c216f;
$custom-light: #665c99;
$custom-dark: #000000;

JSON

{
  "hex": "#1c216f",
  "rgb": {
    "r": 28,
    "g": 33,
    "b": 111
  },
  "hsl": {
    "h": 236.386,
    "s": 59.712,
    "l": 27.255
  },
  "oklch": {
    "l": 0.30253,
    "c": 0.13212,
    "h": 272.6
  },
  "luminance": 0.02482
}

Semantic roles & 50–950 ramp

primary

#1C216F

secondary

#A49E43

accent

#D945E3

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #1C216F

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

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