#1D618C#1D618C

#1D618C is a mid, moderate cyan. Relative luminance 0.107; OKLCH L 47.2% C 0.096 H 241.3°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#1D618C
RGB	rgb(29, 97, 140)
HSL	hsl(203, 66%, 33%)
HSV	hsv(203, 79%, 55%)
CMYK	cmyk(79.3%, 30.7%, 0%, 45.1%)
CIE-LAB	lab(39.08, -5.25, -29.71)
CIE-LCH	lch(39.08, 30.17, 259.99°)
OKLab	oklab(47.2% -0.046 -0.0841)
OKLCH	oklch(47.2% 0.096 241.3)
XYZ	xyz(9.5132, 10.7029, 26.3703)
Luminance	0.1070 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D618C #8C481D

analogous

#1D8C7F #1D618C #1D2A8C

triadic

#1D618C #8C1D61 #618C1D

tetradic

#1D618C #7F1D8C #8C481D #2A8C1D

square

#1D618C #7F1D8C #8C481D #2A8C1D

split-complementary

#1D618C #8C1D2A #8C7F1D

monochromatic

#081B27 #123E59 #1D618C #2884BF #4AA2D9

Accessibility & contrast

On white

6.69

#1D618C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#1D618C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D618C

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D618C	#FFFFFF	#000000	##FFFFFF
##1D618C	1.00	6.69	3.14	6.69
#FFFFFF	6.69	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D628E

Deuteranopia (green-blind)

#3E578B

Tritanopia (blue-blind)

#006C70

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #1d618c;
/* rgb */ color: rgb(29, 97, 140);
/* oklch */ color: oklch(47.2% 0.096 241.3);

Tailwind

colors: {
  custom: {
    50: '#6b8dae',
    500: '#1d618c',
    950: '#000000',
  },
}

SCSS

$custom: #1d618c;
$custom-light: #6b8dae;
$custom-dark: #000000;

JSON

{
  "hex": "#1d618c",
  "rgb": {
    "r": 29,
    "g": 97,
    "b": 140
  },
  "hsl": {
    "h": 203.243,
    "s": 65.68,
    "l": 33.137
  },
  "oklch": {
    "l": 0.472,
    "c": 0.09588,
    "h": 241.3
  },
  "luminance": 0.10704
}

Semantic roles & 50–950 ramp

primary

#1D618C

secondary

#BC7549

accent

#813FE9

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C10

muted

#7A7D7F

Preview Lab

Preview with #1D618C

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

Preview Lab → · Contrast checker → · Palette generator →