#1C487E#1C487E

#1C487E is a dark, moderate cyan. Relative luminance 0.064; OKLCH L 40.1% C 0.103 H 255.3°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#1C487E
RGB	rgb(28, 72, 126)
HSL	hsl(213, 64%, 30%)
HSV	hsv(213, 78%, 49%)
CMYK	cmyk(77.8%, 42.9%, 0%, 50.6%)
CIE-LAB	lab(30.37, 5.24, -34.91)
CIE-LCH	lch(30.37, 35.30, 278.53°)
OKLab	oklab(40.1% -0.0262 -0.0998)
OKLCH	oklch(40.1% 0.103 255.3)
XYZ	xyz(6.5608, 6.3872, 20.6217)
Luminance	0.0639 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C487E #7E521C

analogous

#1C797E #1C487E #211C7E

triadic

#1C487E #7E1C48 #487E1C

tetradic

#1C487E #7E1C79 #7E521C #1C7E21

square

#1C487E #7E1C79 #7E521C #1C7E21

split-complementary

#1C487E #7E211C #797E1C

monochromatic

#060F1A #112B4C #1C487E #2765B0 #4083D5

Accessibility & contrast

On white

9.22

#1C487E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#1C487E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C487E

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C487E	#FFFFFF	#000000	##FFFFFF
##1C487E	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E4C80

Deuteranopia (green-blind)

#1D437D

Tritanopia (blue-blind)

#00555D

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1c487e;
/* rgb */ color: rgb(28, 72, 126);
/* oklch */ color: oklch(40.1% 0.103 255.3);

Tailwind

colors: {
  custom: {
    50: '#677aa4',
    500: '#1c487e',
    950: '#000000',
  },
}

SCSS

$custom: #1c487e;
$custom-light: #677aa4;
$custom-dark: #000000;

JSON

{
  "hex": "#1c487e",
  "rgb": {
    "r": 28,
    "g": 72,
    "b": 126
  },
  "hsl": {
    "h": 213.061,
    "s": 63.636,
    "l": 30.196
  },
  "oklch": {
    "l": 0.40098,
    "c": 0.10315,
    "h": 255.3
  },
  "luminance": 0.06388
}

Semantic roles & 50–950 ramp

primary

#1C487E

secondary

#B28044

accent

#9C41E7

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07090F

muted

#7A7B7F

Preview Lab

Preview with #1C487E

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

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