#1C216A#1C216A

#1C216A is a dark, vivid blue. Relative luminance 0.024; OKLCH L 29.7% C 0.125 H 273.0°. Best body text is #FFFFFF at 14.24:1 contrast (WCAG AA passes).

Color values

HEX	#1C216A
RGB	rgb(28, 33, 106)
HSL	hsl(236, 58%, 26%)
HSV	hsv(236, 74%, 42%)
CMYK	cmyk(73.6%, 68.9%, 0%, 58.4%)
CIE-LAB	lab(17.34, 24.56, -43.22)
CIE-LCH	lch(17.34, 49.71, 299.61°)
OKLab	oklab(29.74% 0.0065 -0.1248)
OKLCH	oklch(29.74% 0.125 273)
XYZ	xyz(3.6234, 2.3748, 13.9003)
Luminance	0.0238 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C216A #6A651C

analogous

#1C486A #1C216A #3E1C6A

triadic

#1C216A #6A1C21 #216A1C

tetradic

#1C216A #6A1C48 #6A651C #1C6A3E

square

#1C216A #6A1C48 #6A651C #1C6A3E

split-complementary

#1C216A #6A3E1C #486A1C

monochromatic

#060818 #0F123A #1C216A #29309A #3640CA

Accessibility & contrast

On white

14.24

#1C216A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#1C216A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C216A

14.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C216A	#FFFFFF	#000000	##FFFFFF
##1C216A	1.00	14.24	1.48	14.24
#FFFFFF	14.24	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E6C

Deuteranopia (green-blind)

#002769

Tritanopia (blue-blind)

#003442

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #1c216a;
/* rgb */ color: rgb(28, 33, 106);
/* oklch */ color: oklch(29.7% 0.125 273.0);

Tailwind

colors: {
  custom: {
    50: '#655c95',
    500: '#1c216a',
    950: '#000000',
  },
}

SCSS

$custom: #1c216a;
$custom-light: #655c95;
$custom-dark: #000000;

JSON

{
  "hex": "#1c216a",
  "rgb": {
    "r": 28,
    "g": 33,
    "b": 106
  },
  "hsl": {
    "h": 236.154,
    "s": 58.209,
    "l": 26.275
  },
  "oklch": {
    "l": 0.29742,
    "c": 0.125,
    "h": 273
  },
  "luminance": 0.02375
}

Semantic roles & 50–950 ramp

primary

#1C216A

secondary

#9F9943

accent

#D746E1

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040D

muted

#7A797E

Preview Lab

Preview with #1C216A

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

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