#1C508F#1C508F

#1C508F is a dark, moderate cyan. Relative luminance 0.080; OKLCH L 43.2% C 0.118 H 255.4°. Best body text is #FFFFFF at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#1C508F
RGB	rgb(28, 80, 143)
HSL	hsl(213, 67%, 34%)
HSV	hsv(213, 80%, 56%)
CMYK	cmyk(80.4%, 44.1%, 0%, 43.9%)
CIE-LAB	lab(33.91, 6.72, -39.72)
CIE-LCH	lch(33.91, 40.28, 279.60°)
OKLab	oklab(43.2% -0.0297 -0.1137)
OKLCH	oklch(43.2% 0.118 255.4)
XYZ	xyz(8.3036, 7.9664, 27.0813)
Luminance	0.0797 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C508F #8F5B1C

analogous

#1C898F #1C508F #221C8F

triadic

#1C508F #8F1C50 #508F1C

tetradic

#1C508F #8F1C89 #8F5B1C #1C8F22

square

#1C508F #8F1C89 #8F5B1C #1C8F22

split-complementary

#1C508F #8F221C #898F1C

monochromatic

#081729 #12335C #1C508F #266DC2 #4A8CDC

Accessibility & contrast

On white

8.10

#1C508F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#1C508F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C508F

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C508F	#FFFFFF	#000000	##FFFFFF
##1C508F	1.00	8.10	2.59	8.10
#FFFFFF	8.10	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#305591

Deuteranopia (green-blind)

#1B4B8E

Tritanopia (blue-blind)

#005F68

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1c508f;
/* rgb */ color: rgb(28, 80, 143);
/* oklch */ color: oklch(43.2% 0.118 255.4);

Tailwind

colors: {
  custom: {
    50: '#6b80b0',
    500: '#1c508f',
    950: '#000000',
  },
}

SCSS

$custom: #1c508f;
$custom-light: #6b80b0;
$custom-dark: #000000;

JSON

{
  "hex": "#1c508f",
  "rgb": {
    "r": 28,
    "g": 80,
    "b": 143
  },
  "hsl": {
    "h": 212.87,
    "s": 67.251,
    "l": 33.529
  },
  "oklch": {
    "l": 0.43197,
    "c": 0.11755,
    "h": 255.4
  },
  "luminance": 0.07967
}

Semantic roles & 50–950 ramp

primary

#1C508F

secondary

#BE8949

accent

#9C3EEA

background

#F6F7FA

surface

#ECEEF5

border

#C7C9CF

text

#080A10

muted

#7A7C7F

Preview Lab

Preview with #1C508F

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

Preview Lab → · Contrast checker → · Palette generator →