#315B79#315B79

#315B79 is a mid, moderate cyan. Relative luminance 0.095; OKLCH L 45.4% C 0.068 H 241.5°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#315B79
RGB	rgb(49, 91, 121)
HSL	hsl(205, 42%, 33%)
HSV	hsv(205, 60%, 47%)
CMYK	cmyk(59.5%, 24.8%, 0%, 52.5%)
CIE-LAB	lab(36.96, -5.04, -21.38)
CIE-LCH	lch(36.96, 21.97, 256.73°)
OKLab	oklab(45.42% -0.0325 -0.0599)
OKLCH	oklch(45.42% 0.068 241.5)
XYZ	xyz(8.4576, 9.5149, 19.4763)
Luminance	0.0952 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315B79 #794F31

analogous

#317973 #315B79 #313779

triadic

#315B79 #79315B #5B7931

tetradic

#315B79 #733179 #794F31 #377931

square

#315B79 #733179 #794F31 #377931

split-complementary

#315B79 #793137 #797331

monochromatic

#0E1922 #1F3A4D #315B79 #437CA5 #649AC0

Accessibility & contrast

On white

7.23

#315B79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#315B79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #315B79

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315B79	#FFFFFF	#000000	##FFFFFF
##315B79	1.00	7.23	2.90	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E5B7A

Deuteranopia (green-blind)

#445478

Tritanopia (blue-blind)

#006265

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #315b79;
/* rgb */ color: rgb(49, 91, 121);
/* oklch */ color: oklch(45.4% 0.068 241.5);

Tailwind

colors: {
  custom: {
    50: '#6f899f',
    500: '#315b79',
    950: '#000000',
  },
}

SCSS

$custom: #315b79;
$custom-light: #6f899f;
$custom-dark: #000000;

JSON

{
  "hex": "#315b79",
  "rgb": {
    "r": 49,
    "g": 91,
    "b": 121
  },
  "hsl": {
    "h": 205,
    "s": 42.353,
    "l": 33.333
  },
  "oklch": {
    "l": 0.45419,
    "c": 0.06815,
    "h": 241.5
  },
  "luminance": 0.09516
}

Semantic roles & 50–950 ramp

primary

#315B79

secondary

#A87D5E

accent

#8A56D2

background

#F7F8F9

surface

#EDF0F2

border

#C8CBCC

text

#080B0E

muted

#7B7C7E

Preview Lab

Preview with #315B79

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

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