#1C5679#1C5679

#1C5679 is a dark, moderate cyan. Relative luminance 0.083; OKLCH L 43.3% C 0.082 H 239.5°. Best body text is #FFFFFF at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#1C5679
RGB	rgb(28, 86, 121)
HSL	hsl(203, 62%, 29%)
HSV	hsv(203, 77%, 47%)
CMYK	cmyk(76.9%, 28.9%, 0%, 52.5%)
CIE-LAB	lab(34.56, -5.83, -25.17)
CIE-LCH	lch(34.56, 25.84, 256.95°)
OKLab	oklab(43.3% -0.0418 -0.0711)
OKLCH	oklch(43.3% 0.082 239.5)
XYZ	xyz(7.2565, 8.2821, 19.3016)
Luminance	0.0828 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5679 #793F1C

analogous

#1C796E #1C5679 #1C2779

triadic

#1C5679 #791C56 #56791C

tetradic

#1C5679 #6E1C79 #793F1C #27791C

square

#1C5679 #6E1C79 #793F1C #27791C

split-complementary

#1C5679 #791C27 #796E1C

monochromatic

#061219 #103347 #1C5679 #2879AB #3D9AD2

Accessibility & contrast

On white

7.90

#1C5679 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#1C5679 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5679

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5679	#FFFFFF	#000000	##FFFFFF
##1C5679	1.00	7.90	2.66	7.90
#FFFFFF	7.90	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#46567B

Deuteranopia (green-blind)

#394D78

Tritanopia (blue-blind)

#005F62

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #1c5679;
/* rgb */ color: rgb(28, 86, 121);
/* oklch */ color: oklch(43.3% 0.082 239.5);

Tailwind

colors: {
  custom: {
    50: '#6685a0',
    500: '#1c5679',
    950: '#000000',
  },
}

SCSS

$custom: #1c5679;
$custom-light: #6685a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5679",
  "rgb": {
    "r": 28,
    "g": 86,
    "b": 121
  },
  "hsl": {
    "h": 202.581,
    "s": 62.416,
    "l": 29.216
  },
  "oklch": {
    "l": 0.43303,
    "c": 0.08249,
    "h": 239.5
  },
  "luminance": 0.08283
}

Semantic roles & 50–950 ramp

primary

#1C5679

secondary

#AD6B44

accent

#8042E5

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #1C5679

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

Preview Lab → · Contrast checker → · Palette generator →