#3177BA#3177BA

#3177BA is a mid, vivid cyan. Relative luminance 0.174; OKLCH L 55.8% C 0.126 H 250.3°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#3177BA
RGB	rgb(49, 119, 186)
HSL	hsl(209, 58%, 46%)
HSV	hsv(209, 74%, 73%)
CMYK	cmyk(73.7%, 36%, 0%, 27.1%)
CIE-LAB	lab(48.75, 1.09, -41.55)
CIE-LCH	lch(48.75, 41.56, 271.50°)
OKLab	oklab(55.76% -0.0423 -0.1182)
OKLCH	oklch(55.76% 0.126 250.3)
XYZ	xyz(16.7230, 17.3899, 48.9201)
Luminance	0.1739 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3177BA #BA7431

analogous

#31BAB8 #3177BA #3132BA

triadic

#3177BA #BA3177 #77BA31

tetradic

#3177BA #B831BA #BA7431 #32BA31

square

#3177BA #B831BA #BA7431 #32BA31

split-complementary

#3177BA #BA3132 #BAB831

monochromatic

#173959 #24588A #3177BA #5695D2 #86B4DF

Accessibility & contrast

On white

4.69

#3177BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#3177BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3177BA

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3177BA	#FFFFFF	#000000	##FFFFFF
##3177BA	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#587BBD

Deuteranopia (green-blind)

#446EB9

Tritanopia (blue-blind)

#008790

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3177ba;
/* rgb */ color: rgb(49, 119, 186);
/* oklch */ color: oklch(55.8% 0.126 250.3);

Tailwind

colors: {
  custom: {
    50: '#7b9dcf',
    500: '#3177ba',
    950: '#000000',
  },
}

SCSS

$custom: #3177ba;
$custom-light: #7b9dcf;
$custom-dark: #000000;

JSON

{
  "hex": "#3177ba",
  "rgb": {
    "r": 49,
    "g": 119,
    "b": 186
  },
  "hsl": {
    "h": 209.343,
    "s": 58.298,
    "l": 46.078
  },
  "oklch": {
    "l": 0.5576,
    "c": 0.12552,
    "h": 250.3
  },
  "luminance": 0.17392
}

Semantic roles & 50–950 ramp

primary

#3177BA

secondary

#C9A37E

accent

#9246E2

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3177BA

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

Preview Lab → · Contrast checker → · Palette generator →