#1C5987#1C5987

#1C5987 is a dark, moderate cyan. Relative luminance 0.091; OKLCH L 44.9% C 0.097 H 245.5°. Best body text is #FFFFFF at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#1C5987
RGB	rgb(28, 89, 135)
HSL	hsl(206, 66%, 32%)
HSV	hsv(206, 79%, 53%)
CMYK	cmyk(79.3%, 34.1%, 0%, 47.1%)
CIE-LAB	lab(36.25, -2.31, -31.12)
CIE-LCH	lch(36.25, 31.21, 265.76°)
OKLab	oklab(44.88% -0.0402 -0.0884)
OKLCH	oklch(44.88% 0.097 245.5)
XYZ	xyz(8.4228, 9.1399, 24.2372)
Luminance	0.0914 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5987 #874A1C

analogous

#1C8780 #1C5987 #1C2487

triadic

#1C5987 #871C59 #59871C

tetradic

#1C5987 #801C87 #874A1C #24871C

square

#1C5987 #801C87 #874A1C #24871C

split-complementary

#1C5987 #871C24 #87801C

monochromatic

#071622 #113854 #1C5987 #277ABA #4599D8

Accessibility & contrast

On white

7.43

#1C5987 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#1C5987 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5987

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5987	#FFFFFF	#000000	##FFFFFF
##1C5987	1.00	7.43	2.83	7.43
#FFFFFF	7.43	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#445B89

Deuteranopia (green-blind)

#355186

Tritanopia (blue-blind)

#00646A

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #1c5987;
/* rgb */ color: rgb(28, 89, 135);
/* oklch */ color: oklch(44.9% 0.097 245.5);

Tailwind

colors: {
  custom: {
    50: '#6987aa',
    500: '#1c5987',
    950: '#000000',
  },
}

SCSS

$custom: #1c5987;
$custom-light: #6987aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5987",
  "rgb": {
    "r": 28,
    "g": 89,
    "b": 135
  },
  "hsl": {
    "h": 205.794,
    "s": 65.644,
    "l": 31.961
  },
  "oklch": {
    "l": 0.44876,
    "c": 0.0971,
    "h": 245.5
  },
  "luminance": 0.09141
}

Semantic roles & 50–950 ramp

primary

#1C5987

secondary

#BA7745

accent

#883FE9

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #1C5987

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

Preview Lab → · Contrast checker → · Palette generator →