#3B7EBC#3B7EBC

#3B7EBC is a mid, moderate cyan. Relative luminance 0.195; OKLCH L 57.8% C 0.118 H 249.0°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#3B7EBC
RGB	rgb(59, 126, 188)
HSL	hsl(209, 52%, 48%)
HSV	hsv(209, 69%, 74%)
CMYK	cmyk(68.6%, 33%, 0%, 26.3%)
CIE-LAB	lab(51.24, -0.93, -38.73)
CIE-LCH	lch(51.24, 38.74, 268.63°)
OKLab	oklab(57.85% -0.0421 -0.1097)
OKLCH	oklch(57.85% 0.118 249)
XYZ	xyz(18.3382, 19.4804, 50.3608)
Luminance	0.1948 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B7EBC #BC793B

analogous

#3BBCB9 #3B7EBC #3B3DBC

triadic

#3B7EBC #BC3B7E #7EBC3B

tetradic

#3B7EBC #B93BBC #BC793B #3DBC3B

square

#3B7EBC #B93BBC #BC793B #3DBC3B

split-complementary

#3B7EBC #BC3B3D #BCB93B

monochromatic

#1E405F #2C5F8D #3B7EBC #659CCF #94BADD

Accessibility & contrast

On white

4.29

#3B7EBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#3B7EBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B7EBC

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B7EBC	#FFFFFF	#000000	##000000
##3B7EBC	1.00	4.29	4.90	4.90
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6281BF

Deuteranopia (green-blind)

#5075BB

Tritanopia (blue-blind)

#008D94

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3b7ebc;
/* rgb */ color: rgb(59, 126, 188);
/* oklch */ color: oklch(57.8% 0.118 249.0);

Tailwind

colors: {
  custom: {
    50: '#7fa3d0',
    500: '#3b7ebc',
    950: '#000000',
  },
}

SCSS

$custom: #3b7ebc;
$custom-light: #7fa3d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b7ebc",
  "rgb": {
    "r": 59,
    "g": 126,
    "b": 188
  },
  "hsl": {
    "h": 208.837,
    "s": 52.227,
    "l": 48.431
  },
  "oklch": {
    "l": 0.57847,
    "c": 0.11755,
    "h": 249
  },
  "luminance": 0.19482
}

Semantic roles & 50–950 ramp

primary

#3B7EBC

secondary

#C9A88A

accent

#914CDC

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0F14

muted

#7C7E82

Preview Lab

Preview with #3B7EBC

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

Preview Lab → · Contrast checker → · Palette generator →