#317E99#317E99

#317E99 is a mid, moderate cyan. Relative luminance 0.179; OKLCH L 55.7% C 0.085 H 224.8°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#317E99
RGB	rgb(49, 126, 153)
HSL	hsl(196, 51%, 40%)
HSV	hsv(196, 68%, 60%)
CMYK	cmyk(68%, 17.6%, 0%, 40%)
CIE-LAB	lab(49.34, -14.63, -21.44)
CIE-LCH	lch(49.34, 25.96, 235.68°)
OKLab	oklab(55.73% -0.0604 -0.0599)
OKLCH	oklch(55.73% 0.085 224.8)
XYZ	xyz(14.4749, 17.8730, 32.8178)
Luminance	0.1787 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317E99 #994C31

analogous

#319980 #317E99 #314A99

triadic

#317E99 #99317E #7E9931

tetradic

#317E99 #803199 #994C31 #4A9931

square

#317E99 #803199 #994C31 #4A9931

split-complementary

#317E99 #99314A #998031

monochromatic

#13323C #22586B #317E99 #44A2C3 #72B9D2

Accessibility & contrast

On white

4.59

#317E99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#317E99 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #317E99

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317E99	#FFFFFF	#000000	##FFFFFF
##317E99	1.00	4.59	4.58	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.58	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F7B9A

Deuteranopia (green-blind)

#607199

Tritanopia (blue-blind)

#008687

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #317e99;
/* rgb */ color: rgb(49, 126, 153);
/* oklch */ color: oklch(55.7% 0.085 224.8);

Tailwind

colors: {
  custom: {
    50: '#76a3b7',
    500: '#317e99',
    950: '#000000',
  },
}

SCSS

$custom: #317e99;
$custom-light: #76a3b7;
$custom-dark: #000000;

JSON

{
  "hex": "#317e99",
  "rgb": {
    "r": 49,
    "g": 126,
    "b": 153
  },
  "hsl": {
    "h": 195.577,
    "s": 51.485,
    "l": 39.608
  },
  "oklch": {
    "l": 0.55727,
    "c": 0.08504,
    "h": 224.8
  },
  "luminance": 0.17875
}

Semantic roles & 50–950 ramp

primary

#317E99

secondary

#BA806C

accent

#724DDB

background

#F7FAFB

surface

#EEF3F6

border

#C9CDD0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #317E99

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

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