#1C487C#1C487C

#1C487C is a dark, moderate cyan. Relative luminance 0.063; OKLCH L 40.0% C 0.100 H 254.6°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#1C487C
RGB	rgb(28, 72, 124)
HSL	hsl(213, 63%, 30%)
HSV	hsv(213, 77%, 49%)
CMYK	cmyk(77.4%, 41.9%, 0%, 51.4%)
CIE-LAB	lab(30.25, 4.43, -33.86)
CIE-LCH	lch(30.25, 34.15, 277.46°)
OKLab	oklab(39.96% -0.0266 -0.0967)
OKLCH	oklch(39.96% 0.1 254.6)
XYZ	xyz(6.4330, 6.3361, 19.9488)
Luminance	0.0634 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C487C #7C501C

analogous

#1C787C #1C487C #201C7C

triadic

#1C487C #7C1C48 #487C1C

tetradic

#1C487C #7C1C78 #7C501C #1C7C20

square

#1C487C #7C1C78 #7C501C #1C7C20

split-complementary

#1C487C #7C201C #787C1C

monochromatic

#060E19 #112B4A #1C487C #2765AE #3F83D4

Accessibility & contrast

On white

9.26

#1C487C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#1C487C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C487C

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C487C	#FFFFFF	#000000	##FFFFFF
##1C487C	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F4C7E

Deuteranopia (green-blind)

#20437B

Tritanopia (blue-blind)

#00545C

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1c487c;
/* rgb */ color: rgb(28, 72, 124);
/* oklch */ color: oklch(40.0% 0.100 254.6);

Tailwind

colors: {
  custom: {
    50: '#677aa2',
    500: '#1c487c',
    950: '#000000',
  },
}

SCSS

$custom: #1c487c;
$custom-light: #677aa2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c487c",
  "rgb": {
    "r": 28,
    "g": 72,
    "b": 124
  },
  "hsl": {
    "h": 212.5,
    "s": 63.158,
    "l": 29.804
  },
  "oklch": {
    "l": 0.39962,
    "c": 0.1003,
    "h": 254.6
  },
  "luminance": 0.06337
}

Semantic roles & 50–950 ramp

primary

#1C487C

secondary

#B07E44

accent

#9B42E6

background

#F6F7FA

surface

#EBEDF3

border

#C6C8CD

text

#07090F

muted

#7A7B7F

Preview Lab

Preview with #1C487C

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

Preview Lab → · Contrast checker → · Palette generator →