#1C507E#1C507E

#1C507E is a dark, moderate cyan. Relative luminance 0.075; OKLCH L 42.1% C 0.094 H 248.8°. Best body text is #FFFFFF at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#1C507E
RGB	rgb(28, 80, 126)
HSL	hsl(208, 64%, 30%)
HSV	hsv(208, 78%, 49%)
CMYK	cmyk(77.8%, 36.5%, 0%, 50.6%)
CIE-LAB	lab(32.90, -0.07, -30.89)
CIE-LCH	lch(32.90, 30.89, 269.88°)
OKLab	oklab(42.07% -0.034 -0.0878)
OKLCH	oklch(42.07% 0.094 248.8)
XYZ	xyz(7.1120, 7.4897, 20.8055)
Luminance	0.0749 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C507E #7E4A1C

analogous

#1C7E7B #1C507E #1C1F7E

triadic

#1C507E #7E1C50 #507E1C

tetradic

#1C507E #7B1C7E #7E4A1C #1F7E1C

square

#1C507E #7B1C7E #7E4A1C #1F7E1C

split-complementary

#1C507E #7E1C1F #7E7B1C

monochromatic

#06101A #11304C #1C507E #2770B0 #408FD5

Accessibility & contrast

On white

8.41

#1C507E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#1C507E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C507E

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C507E	#FFFFFF	#000000	##FFFFFF
##1C507E	1.00	8.41	2.50	8.41
#FFFFFF	8.41	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B5280

Deuteranopia (green-blind)

#2D497D

Tritanopia (blue-blind)

#005B61

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1c507e;
/* rgb */ color: rgb(28, 80, 126);
/* oklch */ color: oklch(42.1% 0.094 248.8);

Tailwind

colors: {
  custom: {
    50: '#6780a3',
    500: '#1c507e',
    950: '#000000',
  },
}

SCSS

$custom: #1c507e;
$custom-light: #6780a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1c507e",
  "rgb": {
    "r": 28,
    "g": 80,
    "b": 126
  },
  "hsl": {
    "h": 208.163,
    "s": 63.636,
    "l": 30.196
  },
  "oklch": {
    "l": 0.42074,
    "c": 0.09421,
    "h": 248.8
  },
  "luminance": 0.07491
}

Semantic roles & 50–950 ramp

primary

#1C507E

secondary

#B27844

accent

#8F41E7

background

#F6F7FA

surface

#EBEEF4

border

#C6C9CE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1C507E

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

Preview Lab → · Contrast checker → · Palette generator →