#1D668B#1D668B

#1D668B is a mid, moderate cyan. Relative luminance 0.116; OKLCH L 48.4% C 0.091 H 235.7°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#1D668B
RGB	rgb(29, 102, 139)
HSL	hsl(200, 65%, 33%)
HSV	hsv(200, 79%, 55%)
CMYK	cmyk(79.1%, 26.6%, 0%, 45.5%)
CIE-LAB	lab(40.62, -8.65, -26.69)
CIE-LCH	lch(40.62, 28.06, 252.04°)
OKLab	oklab(48.41% -0.0513 -0.0753)
OKLCH	oklch(48.41% 0.091 235.7)
XYZ	xyz(9.9164, 11.6268, 26.1427)
Luminance	0.1163 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D668B #8B421D

analogous

#1D8B79 #1D668B #1D2F8B

triadic

#1D668B #8B1D66 #668B1D

tetradic

#1D668B #791D8B #8B421D #2F8B1D

square

#1D668B #791D8B #8B421D #2F8B1D

split-complementary

#1D668B #8B1D2F #8B791D

monochromatic

#081C26 #124158 #1D668B #288BBE #49A9D9

Accessibility & contrast

On white

6.31

#1D668B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#1D668B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D668B

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D668B	#FFFFFF	#000000	##FFFFFF
##1D668B	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#54658D

Deuteranopia (green-blind)

#455B8A

Tritanopia (blue-blind)

#007073

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #1d668b;
/* rgb */ color: rgb(29, 102, 139);
/* oklch */ color: oklch(48.4% 0.091 235.7);

Tailwind

colors: {
  custom: {
    50: '#6b91ad',
    500: '#1d668b',
    950: '#000000',
  },
}

SCSS

$custom: #1d668b;
$custom-light: #6b91ad;
$custom-dark: #000000;

JSON

{
  "hex": "#1d668b",
  "rgb": {
    "r": 29,
    "g": 102,
    "b": 139
  },
  "hsl": {
    "h": 200.182,
    "s": 65.476,
    "l": 32.941
  },
  "oklch": {
    "l": 0.48408,
    "c": 0.09113,
    "h": 235.7
  },
  "luminance": 0.11628
}

Semantic roles & 50–950 ramp

primary

#1D668B

secondary

#BB6F49

accent

#783FE8

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C10

muted

#7A7D7F

Preview Lab

Preview with #1D668B

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

Preview Lab → · Contrast checker → · Palette generator →