#3A87B4#3A87B4

#3A87B4 is a mid, moderate cyan. Relative luminance 0.215; OKLCH L 59.5% C 0.102 H 237.6°. Best body text is #000000 at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#3A87B4
RGB	rgb(58, 135, 180)
HSL	hsl(202, 51%, 47%)
HSV	hsv(202, 68%, 71%)
CMYK	cmyk(67.8%, 25%, 0%, 29.4%)
CIE-LAB	lab(53.51, -9.12, -30.59)
CIE-LCH	lch(53.51, 31.92, 253.40°)
OKLab	oklab(59.51% -0.0545 -0.086)
OKLCH	oklch(59.51% 0.102 237.6)
XYZ	xyz(18.6439, 21.5208, 46.3425)
Luminance	0.2152 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A87B4 #B4673A

analogous

#3AB4A4 #3A87B4 #3A4AB4

triadic

#3A87B4 #B43A87 #87B43A

tetradic

#3A87B4 #A43AB4 #B4673A #4AB43A

square

#3A87B4 #A43AB4 #B4673A #4AB43A

split-complementary

#3A87B4 #B43A4A #B4A43A

monochromatic

#1C4257 #2B6486 #3A87B4 #60A4CC #8EBEDB

Accessibility & contrast

On white

3.96

#3A87B4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.30

#3A87B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A87B4

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A87B4	#FFFFFF	#000000	##000000
##3A87B4	1.00	3.96	5.30	5.30
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.30	21.00	1.00	1.00
##000000	5.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7287B6

Deuteranopia (green-blind)

#617BB3

Tritanopia (blue-blind)

#009296

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3a87b4;
/* rgb */ color: rgb(58, 135, 180);
/* oklch */ color: oklch(59.5% 0.102 237.6);

Tailwind

colors: {
  custom: {
    50: '#7ea9ca',
    500: '#3a87b4',
    950: '#000000',
  },
}

SCSS

$custom: #3a87b4;
$custom-light: #7ea9ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3a87b4",
  "rgb": {
    "r": 58,
    "g": 135,
    "b": 180
  },
  "hsl": {
    "h": 202.131,
    "s": 51.261,
    "l": 46.667
  },
  "oklch": {
    "l": 0.59508,
    "c": 0.10185,
    "h": 237.6
  },
  "luminance": 0.21523
}

Semantic roles & 50–950 ramp

primary

#3A87B4

secondary

#C59C85

accent

#814DDB

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3A87B4

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

Preview Lab → · Contrast checker → · Palette generator →