#1F688D#1F688D

#1F688D is a mid, moderate cyan. Relative luminance 0.121; OKLCH L 49.1% C 0.091 H 235.5°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#1F688D
RGB	rgb(31, 104, 141)
HSL	hsl(200, 64%, 34%)
HSV	hsv(200, 78%, 55%)
CMYK	cmyk(78%, 26.2%, 0%, 44.7%)
CIE-LAB	lab(41.40, -8.86, -26.67)
CIE-LCH	lch(41.40, 28.10, 251.63°)
OKLab	oklab(49.07% -0.0516 -0.0752)
OKLCH	oklch(49.07% 0.091 235.5)
XYZ	xyz(10.3212, 12.1138, 26.9884)
Luminance	0.1211 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F688D #8D441F

analogous

#1F8D7B #1F688D #1F318D

triadic

#1F688D #8D1F68 #688D1F

tetradic

#1F688D #7B1F8D #8D441F #318D1F

square

#1F688D #7B1F8D #8D441F #318D1F

split-complementary

#1F688D #8D1F31 #8D7B1F

monochromatic

#091E29 #14435B #1F688D #2A8DBF #4EAAD8

Accessibility & contrast

On white

6.13

#1F688D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#1F688D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F688D

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F688D	#FFFFFF	#000000	##FFFFFF
##1F688D	1.00	6.13	3.42	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56678F

Deuteranopia (green-blind)

#475D8C

Tritanopia (blue-blind)

#007275

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #1f688d;
/* rgb */ color: rgb(31, 104, 141);
/* oklch */ color: oklch(49.1% 0.091 235.5);

Tailwind

colors: {
  custom: {
    50: '#6c93ae',
    500: '#1f688d',
    950: '#000000',
  },
}

SCSS

$custom: #1f688d;
$custom-light: #6c93ae;
$custom-dark: #000000;

JSON

{
  "hex": "#1f688d",
  "rgb": {
    "r": 31,
    "g": 104,
    "b": 141
  },
  "hsl": {
    "h": 200.182,
    "s": 63.953,
    "l": 33.725
  },
  "oklch": {
    "l": 0.49073,
    "c": 0.09124,
    "h": 235.5
  },
  "luminance": 0.12115
}

Semantic roles & 50–950 ramp

primary

#1F688D

secondary

#BB724D

accent

#7941E7

background

#F7F9FA

surface

#EDF1F4

border

#C8CBCE

text

#080D10

muted

#7B7E7F

Preview Lab

Preview with #1F688D

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

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