#1C219F#1C219F

#1C219F is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.6% C 0.194 H 269.5°. Best body text is #FFFFFF at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#1C219F
RGB	rgb(28, 33, 159)
HSL	hsl(238, 70%, 37%)
HSV	hsv(238, 82%, 62%)
CMYK	cmyk(82.4%, 79.2%, 0%, 37.6%)
CIE-LAB	lab(23.12, 43.69, -67.09)
CIE-LCH	lch(23.12, 80.06, 303.07°)
OKLab	oklab(35.6% -0.0015 -0.1943)
OKLCH	oklch(35.6% 0.194 269.5)
XYZ	xyz(7.2786, 3.8369, 33.1512)
Luminance	0.0384 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C219F #9F9A1C

analogous

#1C639F #1C219F #591C9F

triadic

#1C219F #9F1C21 #219F1C

tetradic

#1C219F #9F1C63 #9F9A1C #1C9F59

square

#1C219F #9F1C63 #9F9A1C #1C9F59

split-complementary

#1C219F #9F591C #639F1C

monochromatic

#0A0B37 #13166B #1C219F #252CD3 #545AE1

Accessibility & contrast

On white

11.88

#1C219F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#1C219F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C219F

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C219F	#FFFFFF	#000000	##FFFFFF
##1C219F	1.00	11.88	1.77	11.88
#FFFFFF	11.88	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003EA3

Deuteranopia (green-blind)

#00309D

Tritanopia (blue-blind)

#004860

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1c219f;
/* rgb */ color: rgb(28, 33, 159);
/* oklch */ color: oklch(35.6% 0.194 269.5);

Tailwind

colors: {
  custom: {
    50: '#735fbd',
    500: '#1c219f',
    950: '#000000',
  },
}

SCSS

$custom: #1c219f;
$custom-light: #735fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#1c219f",
  "rgb": {
    "r": 28,
    "g": 33,
    "b": 159
  },
  "hsl": {
    "h": 237.71,
    "s": 70.053,
    "l": 36.667
  },
  "oklch": {
    "l": 0.35595,
    "c": 0.19435,
    "h": 269.5
  },
  "luminance": 0.03838
}

Semantic roles & 50–950 ramp

primary

#1C219F

secondary

#C4C053

accent

#E63BED

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #1C219F

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

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