#1C5A7C#1C5A7C

#1C5A7C is a dark, moderate cyan. Relative luminance 0.090; OKLCH L 44.5% C 0.083 H 237.2°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#1C5A7C
RGB	rgb(28, 90, 124)
HSL	hsl(201, 63%, 30%)
HSV	hsv(201, 77%, 49%)
CMYK	cmyk(77.4%, 27.4%, 0%, 51.4%)
CIE-LAB	lab(36.01, -7.16, -24.76)
CIE-LCH	lch(36.01, 25.78, 253.86°)
OKLab	oklab(44.5% -0.0449 -0.0699)
OKLCH	oklch(44.5% 0.083 237.2)
XYZ	xyz(7.7717, 9.0135, 20.3951)
Luminance	0.0901 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5A7C #7C3E1C

analogous

#1C7C6E #1C5A7C #1C2A7C

triadic

#1C5A7C #7C1C5A #5A7C1C

tetradic

#1C5A7C #6E1C7C #7C3E1C #2A7C1C

square

#1C5A7C #6E1C7C #7C3E1C #2A7C1C

split-complementary

#1C5A7C #7C1C2A #7C6E1C

monochromatic

#061219 #11364A #1C5A7C #277EAE #3F9FD4

Accessibility & contrast

On white

7.49

#1C5A7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#1C5A7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5A7C

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5A7C	#FFFFFF	#000000	##FFFFFF
##1C5A7C	1.00	7.49	2.80	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A5A7E

Deuteranopia (green-blind)

#3D517B

Tritanopia (blue-blind)

#006366

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #1c5a7c;
/* rgb */ color: rgb(28, 90, 124);
/* oklch */ color: oklch(44.5% 0.083 237.2);

Tailwind

colors: {
  custom: {
    50: '#6788a2',
    500: '#1c5a7c',
    950: '#000000',
  },
}

SCSS

$custom: #1c5a7c;
$custom-light: #6788a2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5a7c",
  "rgb": {
    "r": 28,
    "g": 90,
    "b": 124
  },
  "hsl": {
    "h": 201.25,
    "s": 63.158,
    "l": 29.804
  },
  "oklch": {
    "l": 0.445,
    "c": 0.08307,
    "h": 237.2
  },
  "luminance": 0.09014
}

Semantic roles & 50–950 ramp

primary

#1C5A7C

secondary

#B06A44

accent

#7C42E6

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#070B0F

muted

#7A7C7E

Preview Lab

Preview with #1C5A7C

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

Preview Lab → · Contrast checker → · Palette generator →