#3487BE#3487BE

#3487BE is a mid, moderate cyan. Relative luminance 0.218; OKLCH L 59.8% C 0.115 H 241.6°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#3487BE
RGB	rgb(52, 135, 190)
HSL	hsl(204, 57%, 47%)
HSV	hsv(204, 73%, 75%)
CMYK	cmyk(72.6%, 28.9%, 0%, 25.5%)
CIE-LAB	lab(53.79, -6.56, -35.90)
CIE-LCH	lch(53.79, 36.49, 259.65°)
OKLab	oklab(59.82% -0.0548 -0.1015)
OKLCH	oklch(59.82% 0.115 241.6)
XYZ	xyz(19.3708, 21.7735, 51.8870)
Luminance	0.2178 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3487BE #BE6B34

analogous

#34BEB0 #3487BE #3442BE

triadic

#3487BE #BE3487 #87BE34

tetradic

#3487BE #B034BE #BE6B34 #42BE34

square

#3487BE #B034BE #BE6B34 #42BE34

split-complementary

#3487BE #BE3442 #BEB034

monochromatic

#1A435E #27658E #3487BE #5DA4D3 #8DBFE0

Accessibility & contrast

On white

3.92

#3487BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#3487BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3487BE

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3487BE	#FFFFFF	#000000	##000000
##3487BE	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E88C0

Deuteranopia (green-blind)

#5B7BBD

Tritanopia (blue-blind)

#00959A

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3487be;
/* rgb */ color: rgb(52, 135, 190);
/* oklch */ color: oklch(59.8% 0.115 241.6);

Tailwind

colors: {
  custom: {
    50: '#7da9d2',
    500: '#3487be',
    950: '#000000',
  },
}

SCSS

$custom: #3487be;
$custom-light: #7da9d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3487be",
  "rgb": {
    "r": 52,
    "g": 135,
    "b": 190
  },
  "hsl": {
    "h": 203.913,
    "s": 57.025,
    "l": 47.451
  },
  "oklch": {
    "l": 0.5982,
    "c": 0.11529,
    "h": 241.6
  },
  "luminance": 0.21776
}

Semantic roles & 50–950 ramp

primary

#3487BE

secondary

#CAA084

accent

#8448E0

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3487BE

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

Preview Lab → · Contrast checker → · Palette generator →