#1C507D#1C507D

#1C507D is a dark, moderate cyan. Relative luminance 0.075; OKLCH L 42.0% C 0.093 H 248.3°. Best body text is #FFFFFF at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#1C507D
RGB	rgb(28, 80, 125)
HSL	hsl(208, 63%, 30%)
HSV	hsv(208, 78%, 49%)
CMYK	cmyk(77.6%, 36%, 0%, 51%)
CIE-LAB	lab(32.84, -0.46, -30.36)
CIE-LCH	lch(32.84, 30.36, 269.13°)
OKLab	oklab(42.01% -0.0343 -0.0863)
OKLCH	oklch(42.01% 0.093 248.3)
XYZ	xyz(7.0478, 7.4641, 20.4673)
Luminance	0.0746 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C507D #7D491C

analogous

#1C7D7A #1C507D #1C1F7D

triadic

#1C507D #7D1C50 #507D1C

tetradic

#1C507D #7A1C7D #7D491C #1F7D1C

square

#1C507D #7A1C7D #7D491C #1F7D1C

split-complementary

#1C507D #7D1C1F #7D7A1C

monochromatic

#061019 #11304B #1C507D #2770AF #3F8FD4

Accessibility & contrast

On white

8.42

#1C507D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#1C507D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C507D

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C507D	#FFFFFF	#000000	##FFFFFF
##1C507D	1.00	8.42	2.49	8.42
#FFFFFF	8.42	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B527F

Deuteranopia (green-blind)

#2D497C

Tritanopia (blue-blind)

#005B60

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1c507d;
/* rgb */ color: rgb(28, 80, 125);
/* oklch */ color: oklch(42.0% 0.093 248.3);

Tailwind

colors: {
  custom: {
    50: '#6780a3',
    500: '#1c507d',
    950: '#000000',
  },
}

SCSS

$custom: #1c507d;
$custom-light: #6780a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1c507d",
  "rgb": {
    "r": 28,
    "g": 80,
    "b": 125
  },
  "hsl": {
    "h": 207.835,
    "s": 63.399,
    "l": 30
  },
  "oklch": {
    "l": 0.42012,
    "c": 0.09287,
    "h": 248.3
  },
  "luminance": 0.07465
}

Semantic roles & 50–950 ramp

primary

#1C507D

secondary

#B17644

accent

#8E41E6

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1C507D

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

Preview Lab → · Contrast checker → · Palette generator →