#1C5280#1C5280

#1C5280 is a dark, moderate cyan. Relative luminance 0.078; OKLCH L 42.7% C 0.095 H 248.1°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#1C5280
RGB	rgb(28, 82, 128)
HSL	hsl(208, 64%, 31%)
HSV	hsv(208, 78%, 50%)
CMYK	cmyk(78.1%, 35.9%, 0%, 49.8%)
CIE-LAB	lab(33.65, -0.57, -30.94)
CIE-LCH	lch(33.65, 30.95, 268.94°)
OKLab	oklab(42.7% -0.0354 -0.088)
OKLCH	oklch(42.7% 0.095 248.1)
XYZ	xyz(7.3910, 7.8391, 21.5415)
Luminance	0.0784 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5280 #804A1C

analogous

#1C807C #1C5280 #1C2080

triadic

#1C5280 #801C52 #52801C

tetradic

#1C5280 #7C1C80 #804A1C #20801C

square

#1C5280 #7C1C80 #804A1C #20801C

split-complementary

#1C5280 #801C20 #807C1C

monochromatic

#06121C #11324E #1C5280 #2772B2 #4191D5

Accessibility & contrast

On white

8.18

#1C5280 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#1C5280 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5280

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5280	#FFFFFF	#000000	##FFFFFF
##1C5280	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D5482

Deuteranopia (green-blind)

#2E4B7F

Tritanopia (blue-blind)

#005D63

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1c5280;
/* rgb */ color: rgb(28, 82, 128);
/* oklch */ color: oklch(42.7% 0.095 248.1);

Tailwind

colors: {
  custom: {
    50: '#6882a5',
    500: '#1c5280',
    950: '#000000',
  },
}

SCSS

$custom: #1c5280;
$custom-light: #6882a5;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5280",
  "rgb": {
    "r": 28,
    "g": 82,
    "b": 128
  },
  "hsl": {
    "h": 207.6,
    "s": 64.103,
    "l": 30.588
  },
  "oklch": {
    "l": 0.42699,
    "c": 0.09484,
    "h": 248.1
  },
  "luminance": 0.0784
}

Semantic roles & 50–950 ramp

primary

#1C5280

secondary

#B37744

accent

#8D41E7

background

#F6F7FA

surface

#EBEEF4

border

#C6C9CE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1C5280

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

Preview Lab → · Contrast checker → · Palette generator →