#3587BD#3587BD

#3587BD is a mid, moderate cyan. Relative luminance 0.218; OKLCH L 59.8% C 0.114 H 241.4°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#3587BD
RGB	rgb(53, 135, 189)
HSL	hsl(204, 56%, 47%)
HSV	hsv(204, 72%, 74%)
CMYK	cmyk(72%, 28.6%, 0%, 25.9%)
CIE-LAB	lab(53.77, -6.77, -35.35)
CIE-LCH	lch(53.77, 35.99, 259.16°)
OKLab	oklab(59.8% -0.0545 -0.0999)
OKLCH	oklch(59.8% 0.114 241.4)
XYZ	xyz(19.3139, 21.7568, 51.3158)
Luminance	0.2176 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3587BD #BD6B35

analogous

#35BDAF #3587BD #3543BD

triadic

#3587BD #BD3587 #87BD35

tetradic

#3587BD #AF35BD #BD6B35 #43BD35

square

#3587BD #AF35BD #BD6B35 #43BD35

split-complementary

#3587BD #BD3543 #BDAF35

monochromatic

#1A435D #28658D #3587BD #5DA4D2 #8DBFDF

Accessibility & contrast

On white

3.92

#3587BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#3587BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3587BD

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3587BD	#FFFFFF	#000000	##000000
##3587BD	1.00	3.92	5.35	5.35
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E88BF

Deuteranopia (green-blind)

#5B7BBC

Tritanopia (blue-blind)

#00949A

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3587bd;
/* rgb */ color: rgb(53, 135, 189);
/* oklch */ color: oklch(59.8% 0.114 241.4);

Tailwind

colors: {
  custom: {
    50: '#7da9d1',
    500: '#3587bd',
    950: '#000000',
  },
}

SCSS

$custom: #3587bd;
$custom-light: #7da9d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3587bd",
  "rgb": {
    "r": 53,
    "g": 135,
    "b": 189
  },
  "hsl": {
    "h": 203.824,
    "s": 56.198,
    "l": 47.451
  },
  "oklch": {
    "l": 0.59799,
    "c": 0.11378,
    "h": 241.4
  },
  "luminance": 0.21759
}

Semantic roles & 50–950 ramp

primary

#3587BD

secondary

#CAA084

accent

#8448DF

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3587BD

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

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