#1C5A7A#1C5A7A

#1C5A7A is a dark, moderate cyan. Relative luminance 0.090; OKLCH L 44.4% C 0.081 H 235.6°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#1C5A7A
RGB	rgb(28, 90, 122)
HSL	hsl(200, 63%, 29%)
HSV	hsv(200, 77%, 48%)
CMYK	cmyk(77%, 26.2%, 0%, 52.2%)
CIE-LAB	lab(35.91, -7.92, -23.68)
CIE-LCH	lch(35.91, 24.97, 251.51°)
OKLab	oklab(44.39% -0.0457 -0.0667)
OKLCH	oklch(44.39% 0.081 235.6)
XYZ	xyz(7.6465, 8.9635, 19.7357)
Luminance	0.0896 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5A7A #7A3C1C

analogous

#1C7A6B #1C5A7A #1C2B7A

triadic

#1C5A7A #7A1C5A #5A7A1C

tetradic

#1C5A7A #6B1C7A #7A3C1C #2B7A1C

square

#1C5A7A #6B1C7A #7A3C1C #2B7A1C

split-complementary

#1C5A7A #7A1C2B #7A6B1C

monochromatic

#061219 #113548 #1C5A7A #277FAC #3EA0D3

Accessibility & contrast

On white

7.52

#1C5A7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#1C5A7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5A7A

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5A7A	#FFFFFF	#000000	##FFFFFF
##1C5A7A	1.00	7.52	2.79	7.52
#FFFFFF	7.52	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B597B

Deuteranopia (green-blind)

#3E5079

Tritanopia (blue-blind)

#006265

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #1c5a7a;
/* rgb */ color: rgb(28, 90, 122);
/* oklch */ color: oklch(44.4% 0.081 235.6);

Tailwind

colors: {
  custom: {
    50: '#6788a0',
    500: '#1c5a7a',
    950: '#000000',
  },
}

SCSS

$custom: #1c5a7a;
$custom-light: #6788a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5a7a",
  "rgb": {
    "r": 28,
    "g": 90,
    "b": 122
  },
  "hsl": {
    "h": 200.426,
    "s": 62.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.44391,
    "c": 0.08086,
    "h": 235.6
  },
  "luminance": 0.08964
}

Semantic roles & 50–950 ramp

primary

#1C5A7A

secondary

#AE6844

accent

#7A42E6

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #1C5A7A

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

Preview Lab → · Contrast checker → · Palette generator →