#3474B3#3474B3

#3474B3 is a mid, moderate cyan. Relative luminance 0.165; OKLCH L 54.8% C 0.118 H 250.6°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#3474B3
RGB	rgb(52, 116, 179)
HSL	hsl(210, 55%, 45%)
HSV	hsv(210, 71%, 70%)
CMYK	cmyk(70.9%, 35.2%, 0%, 29.8%)
CIE-LAB	lab(47.59, 0.80, -39.32)
CIE-LCH	lch(47.59, 39.33, 271.16°)
OKLab	oklab(54.76% -0.0394 -0.1117)
OKLCH	oklch(54.76% 0.118 250.6)
XYZ	xyz(15.7952, 16.4738, 44.9864)
Luminance	0.1648 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3474B3 #B37334

analogous

#34B3B2 #3474B3 #3434B3

triadic

#3474B3 #B33474 #74B334

tetradic

#3474B3 #B234B3 #B37334 #34B334

square

#3474B3 #B234B3 #B37334 #34B334

split-complementary

#3474B3 #B33434 #B3B234

monochromatic

#183754 #265584 #3474B3 #5693CE #86B1DC

Accessibility & contrast

On white

4.89

#3474B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#3474B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3474B3

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3474B3	#FFFFFF	#000000	##FFFFFF
##3474B3	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)

#5877B6

Deuteranopia (green-blind)

#456BB2

Tritanopia (blue-blind)

#00838B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3474b3;
/* rgb */ color: rgb(52, 116, 179);
/* oklch */ color: oklch(54.8% 0.118 250.6);

Tailwind

colors: {
  custom: {
    50: '#7b9bca',
    500: '#3474b3',
    950: '#000000',
  },
}

SCSS

$custom: #3474b3;
$custom-light: #7b9bca;
$custom-dark: #000000;

JSON

{
  "hex": "#3474b3",
  "rgb": {
    "r": 52,
    "g": 116,
    "b": 179
  },
  "hsl": {
    "h": 209.764,
    "s": 54.978,
    "l": 45.294
  },
  "oklch": {
    "l": 0.5476,
    "c": 0.11842,
    "h": 250.6
  },
  "luminance": 0.16476
}

Semantic roles & 50–950 ramp

primary

#3474B3

secondary

#C5A17D

accent

#9349DE

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3474B3

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

Preview Lab → · Contrast checker → · Palette generator →