#1C519C#1C519C

#1C519C is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.4% C 0.134 H 258.0°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#1C519C
RGB	rgb(28, 81, 156)
HSL	hsl(215, 70%, 36%)
HSV	hsv(215, 82%, 61%)
CMYK	cmyk(82.1%, 48.1%, 0%, 38.8%)
CIE-LAB	lab(35.06, 11.28, -45.75)
CIE-LCH	lch(35.06, 47.12, 283.85°)
OKLab	oklab(44.36% -0.028 -0.1315)
OKLCH	oklch(44.36% 0.134 258)
XYZ	xyz(9.4199, 8.5309, 32.5962)
Luminance	0.0853 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C519C #9C671C

analogous

#1C919C #1C519C #271C9C

triadic

#1C519C #9C1C51 #519C1C

tetradic

#1C519C #9C1C91 #9C671C #1C9C27

square

#1C519C #9C1C91 #9C671C #1C9C27

split-complementary

#1C519C #9C271C #919C1C

monochromatic

#091B34 #133668 #1C519C #256CD0 #528DE0

Accessibility & contrast

On white

7.76

#1C519C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#1C519C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C519C

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C519C	#FFFFFF	#000000	##FFFFFF
##1C519C	1.00	7.76	2.71	7.76
#FFFFFF	7.76	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27599F

Deuteranopia (green-blind)

#004D9B

Tritanopia (blue-blind)

#00636F

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #1c519c;
/* rgb */ color: rgb(28, 81, 156);
/* oklch */ color: oklch(44.4% 0.134 258.0);

Tailwind

colors: {
  custom: {
    50: '#6e81ba',
    500: '#1c519c',
    950: '#000000',
  },
}

SCSS

$custom: #1c519c;
$custom-light: #6e81ba;
$custom-dark: #000000;

JSON

{
  "hex": "#1c519c",
  "rgb": {
    "r": 28,
    "g": 81,
    "b": 156
  },
  "hsl": {
    "h": 215.156,
    "s": 69.565,
    "l": 36.078
  },
  "oklch": {
    "l": 0.44362,
    "c": 0.13441,
    "h": 258
  },
  "luminance": 0.08532
}

Semantic roles & 50–950 ramp

primary

#1C519C

secondary

#C39451

accent

#A33BEC

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1C519C

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

Preview Lab → · Contrast checker → · Palette generator →