#3C87BC#3C87BC

#3C87BC is a mid, moderate cyan. Relative luminance 0.219; OKLCH L 60.0% C 0.110 H 242.5°. Best body text is #000000 at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#3C87BC
RGB	rgb(60, 135, 188)
HSL	hsl(205, 52%, 49%)
HSV	hsv(205, 68%, 74%)
CMYK	cmyk(68.1%, 28.2%, 0%, 26.3%)
CIE-LAB	lab(53.94, -6.06, -34.50)
CIE-LCH	lch(53.94, 35.03, 260.04°)
OKLab	oklab(59.98% -0.0506 -0.0973)
OKLCH	oklch(59.98% 0.11 242.5)
XYZ	xyz(19.6011, 21.9174, 50.7647)
Luminance	0.2192 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C87BC #BC713C

analogous

#3CBCB1 #3C87BC #3C47BC

triadic

#3C87BC #BC3C87 #87BC3C

tetradic

#3C87BC #B13CBC #BC713C #47BC3C

square

#3C87BC #B13CBC #BC713C #47BC3C

split-complementary

#3C87BC #BC3C47 #BCB13C

monochromatic

#1E445F #2D668E #3C87BC #67A4CE #95BFDD

Accessibility & contrast

On white

3.90

#3C87BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.38

#3C87BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C87BC

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C87BC	#FFFFFF	#000000	##000000
##3C87BC	1.00	3.90	5.38	5.38
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.38	21.00	1.00	1.00
##000000	5.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F88BE

Deuteranopia (green-blind)

#5D7BBB

Tritanopia (blue-blind)

#009499

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3c87bc;
/* rgb */ color: rgb(60, 135, 188);
/* oklch */ color: oklch(60.0% 0.110 242.5);

Tailwind

colors: {
  custom: {
    50: '#80a9d0',
    500: '#3c87bc',
    950: '#000000',
  },
}

SCSS

$custom: #3c87bc;
$custom-light: #80a9d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3c87bc",
  "rgb": {
    "r": 60,
    "g": 135,
    "b": 188
  },
  "hsl": {
    "h": 204.844,
    "s": 51.613,
    "l": 48.627
  },
  "oklch": {
    "l": 0.59981,
    "c": 0.10969,
    "h": 242.5
  },
  "luminance": 0.21919
}

Semantic roles & 50–950 ramp

primary

#3C87BC

secondary

#C9A58B

accent

#884DDB

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3C87BC

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

Preview Lab → · Contrast checker → · Palette generator →