#317EC9#317EC9

#317EC9 is a mid, vivid cyan. Relative luminance 0.198; OKLCH L 58.3% C 0.138 H 251.0°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#317EC9
RGB	rgb(49, 126, 201)
HSL	hsl(210, 61%, 49%)
HSV	hsv(210, 76%, 79%)
CMYK	cmyk(75.6%, 37.3%, 0%, 21.2%)
CIE-LAB	lab(51.60, 2.34, -45.62)
CIE-LCH	lch(51.60, 45.68, 272.94°)
OKLab	oklab(58.25% -0.0448 -0.13)
OKLCH	oklch(58.25% 0.138 251)
XYZ	xyz(19.2661, 19.7895, 58.0514)
Luminance	0.1979 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317EC9 #C97C31

analogous

#31C9C8 #317EC9 #3132C9

triadic

#317EC9 #C9317E #7EC931

tetradic

#317EC9 #C831C9 #C97C31 #32C931

square

#317EC9 #C831C9 #C97C31 #32C931

split-complementary

#317EC9 #C93132 #C9C831

monochromatic

#194067 #255F98 #317EC9 #5F9CD8 #90BBE4

Accessibility & contrast

On white

4.24

#317EC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#317EC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #317EC9

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317EC9	#FFFFFF	#000000	##000000
##317EC9	1.00	4.24	4.96	4.96
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B83CC

Deuteranopia (green-blind)

#4475C8

Tritanopia (blue-blind)

#00909A

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #317ec9;
/* rgb */ color: rgb(49, 126, 201);
/* oklch */ color: oklch(58.3% 0.138 251.0);

Tailwind

colors: {
  custom: {
    50: '#7ea2da',
    500: '#317ec9',
    950: '#000000',
  },
}

SCSS

$custom: #317ec9;
$custom-light: #7ea2da;
$custom-dark: #000000;

JSON

{
  "hex": "#317ec9",
  "rgb": {
    "r": 49,
    "g": 126,
    "b": 201
  },
  "hsl": {
    "h": 209.605,
    "s": 60.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.58254,
    "c": 0.13752,
    "h": 251
  },
  "luminance": 0.19792
}

Semantic roles & 50–950 ramp

primary

#317EC9

secondary

#CFAA87

accent

#9344E4

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0F15

muted

#7C7E83

Preview Lab

Preview with #317EC9

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

Preview Lab → · Contrast checker → · Palette generator →