#31689E#31689E

#31689E is a mid, moderate cyan. Relative luminance 0.130; OKLCH L 50.6% C 0.104 H 250.3°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#31689E
RGB	rgb(49, 104, 158)
HSL	hsl(210, 53%, 41%)
HSV	hsv(210, 69%, 62%)
CMYK	cmyk(69%, 34.2%, 0%, 38%)
CIE-LAB	lab(42.79, 0.07, -34.58)
CIE-LCH	lch(42.79, 34.58, 270.12°)
OKLab	oklab(50.61% -0.0352 -0.098)
OKLCH	oklch(50.61% 0.104 250.3)
XYZ	xyz(12.3862, 13.0209, 34.2016)
Luminance	0.1302 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31689E #9E6731

analogous

#319E9D #31689E #31319E

triadic

#31689E #9E3168 #689E31

tetradic

#31689E #9D319E #9E6731 #319E31

square

#31689E #9D319E #9E6731 #319E31

split-complementary

#31689E #9E3131 #9E9D31

monochromatic

#142B41 #23496F #31689E #4687C6 #75A5D4

Accessibility & contrast

On white

5.83

#31689E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#31689E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #31689E

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31689E	#FFFFFF	#000000	##FFFFFF
##31689E	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#506BA0

Deuteranopia (green-blind)

#41609D

Tritanopia (blue-blind)

#00757B

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #31689e;
/* rgb */ color: rgb(49, 104, 158);
/* oklch */ color: oklch(50.6% 0.104 250.3);

Tailwind

colors: {
  custom: {
    50: '#7692bb',
    500: '#31689e',
    950: '#000000',
  },
}

SCSS

$custom: #31689e;
$custom-light: #7692bb;
$custom-dark: #000000;

JSON

{
  "hex": "#31689e",
  "rgb": {
    "r": 49,
    "g": 104,
    "b": 158
  },
  "hsl": {
    "h": 209.725,
    "s": 52.657,
    "l": 40.588
  },
  "oklch": {
    "l": 0.50611,
    "c": 0.10416,
    "h": 250.3
  },
  "luminance": 0.13022
}

Semantic roles & 50–950 ramp

primary

#31689E

secondary

#BC956E

accent

#934CDC

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#090D12

muted

#7B7D81

Preview Lab

Preview with #31689E

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

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