#3177A3#3177A3

#3177A3 is a mid, moderate cyan. Relative luminance 0.165; OKLCH L 54.5% C 0.098 H 239.8°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#3177A3
RGB	rgb(49, 119, 163)
HSL	hsl(203, 54%, 42%)
HSV	hsv(203, 70%, 64%)
CMYK	cmyk(69.9%, 27%, 0%, 36.1%)
CIE-LAB	lab(47.61, -7.19, -29.97)
CIE-LCH	lch(47.61, 30.82, 256.51°)
OKLab	oklab(54.49% -0.0493 -0.0845)
OKLCH	oklch(54.49% 0.098 239.8)
XYZ	xyz(14.4718, 16.4894, 37.0633)
Luminance	0.1649 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3177A3 #A35D31

analogous

#31A396 #3177A3 #313EA3

triadic

#3177A3 #A33177 #77A331

tetradic

#3177A3 #9631A3 #A35D31 #3EA331

square

#3177A3 #9631A3 #A35D31 #3EA331

split-complementary

#3177A3 #A3313E #A39631

monochromatic

#153245 #235574 #3177A3 #4997C8 #78B2D6

Accessibility & contrast

On white

4.89

#3177A3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#3177A3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3177A3

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3177A3	#FFFFFF	#000000	##FFFFFF
##3177A3	1.00	4.89	4.30	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6377A5

Deuteranopia (green-blind)

#536CA2

Tritanopia (blue-blind)

#008286

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3177a3;
/* rgb */ color: rgb(49, 119, 163);
/* oklch */ color: oklch(54.5% 0.098 239.8);

Tailwind

colors: {
  custom: {
    50: '#779ebe',
    500: '#3177a3',
    950: '#000000',
  },
}

SCSS

$custom: #3177a3;
$custom-light: #779ebe;
$custom-dark: #000000;

JSON

{
  "hex": "#3177a3",
  "rgb": {
    "r": 49,
    "g": 119,
    "b": 163
  },
  "hsl": {
    "h": 203.158,
    "s": 53.774,
    "l": 41.569
  },
  "oklch": {
    "l": 0.54491,
    "c": 0.09778,
    "h": 239.8
  },
  "luminance": 0.16491
}

Semantic roles & 50–950 ramp

primary

#3177A3

secondary

#BF8F71

accent

#834BDD

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3177A3

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

Preview Lab → · Contrast checker → · Palette generator →