#31507A#31507A

#31507A is a dark, moderate cyan. Relative luminance 0.078; OKLCH L 42.8% C 0.079 H 256.4°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#31507A
RGB	rgb(49, 80, 122)
HSL	hsl(215, 43%, 34%)
HSV	hsv(215, 60%, 48%)
CMYK	cmyk(59.8%, 34.4%, 0%, 52.2%)
CIE-LAB	lab(33.55, 2.26, -27.32)
CIE-LCH	lch(33.55, 27.41, 274.74°)
OKLab	oklab(42.76% -0.0187 -0.0771)
OKLCH	oklch(42.76% 0.079 256.4)
XYZ	xyz(7.6469, 7.7948, 19.5101)
Luminance	0.0780 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31507A #7A5B31

analogous

#31747A #31507A #36317A

triadic

#31507A #7A3150 #507A31

tetradic

#31507A #7A3174 #7A5B31 #317A36

square

#31507A #7A3174 #7A5B31 #317A36

split-complementary

#31507A #7A3631 #747A31

monochromatic

#0E1723 #1F334E #31507A #436DA6 #648CC1

Accessibility & contrast

On white

8.21

#31507A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#31507A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31507A

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31507A	#FFFFFF	#000000	##FFFFFF
##31507A	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F537C

Deuteranopia (green-blind)

#354C79

Tritanopia (blue-blind)

#00595F

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #31507a;
/* rgb */ color: rgb(49, 80, 122);
/* oklch */ color: oklch(42.8% 0.079 256.4);

Tailwind

colors: {
  custom: {
    50: '#6f80a0',
    500: '#31507a',
    950: '#000000',
  },
}

SCSS

$custom: #31507a;
$custom-light: #6f80a0;
$custom-dark: #000000;

JSON

{
  "hex": "#31507a",
  "rgb": {
    "r": 49,
    "g": 80,
    "b": 122
  },
  "hsl": {
    "h": 214.521,
    "s": 42.69,
    "l": 33.529
  },
  "oklch": {
    "l": 0.42757,
    "c": 0.07937,
    "h": 256.4
  },
  "luminance": 0.07795
}

Semantic roles & 50–950 ramp

primary

#31507A

secondary

#A8895E

accent

#9D55D2

background

#F7F7F9

surface

#EDEEF2

border

#C8C9CC

text

#080A0F

muted

#7B7C7E

Preview Lab

Preview with #31507A

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

Preview Lab → · Contrast checker → · Palette generator →