#3B7FB8#3B7FB8

#3B7FB8 is a mid, moderate cyan. Relative luminance 0.196; OKLCH L 57.9% C 0.112 H 246.6°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#3B7FB8
RGB	rgb(59, 127, 184)
HSL	hsl(207, 51%, 48%)
HSV	hsv(207, 68%, 72%)
CMYK	cmyk(67.9%, 31%, 0%, 27.8%)
CIE-LAB	lab(51.34, -2.93, -36.28)
CIE-LCH	lch(51.34, 36.40, 265.39°)
OKLab	oklab(57.86% -0.0443 -0.1026)
OKLCH	oklch(57.86% 0.112 246.6)
XYZ	xyz(18.0415, 19.5673, 48.1642)
Luminance	0.1957 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B7FB8 #B8743B

analogous

#3BB8B2 #3B7FB8 #3B41B8

triadic

#3B7FB8 #B83B7F #7FB83B

tetradic

#3B7FB8 #B23BB8 #B8743B #41B83B

square

#3B7FB8 #B23BB8 #B8743B #41B83B

split-complementary

#3B7FB8 #B83B41 #B8B23B

monochromatic

#1D3F5B #2C5F8A #3B7FB8 #639DCD #92BADC

Accessibility & contrast

On white

4.27

#3B7FB8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#3B7FB8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B7FB8

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B7FB8	#FFFFFF	#000000	##000000
##3B7FB8	1.00	4.27	4.91	4.91
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6681BA

Deuteranopia (green-blind)

#5475B7

Tritanopia (blue-blind)

#008D93

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3b7fb8;
/* rgb */ color: rgb(59, 127, 184);
/* oklch */ color: oklch(57.9% 0.112 246.6);

Tailwind

colors: {
  custom: {
    50: '#7fa3cd',
    500: '#3b7fb8',
    950: '#000000',
  },
}

SCSS

$custom: #3b7fb8;
$custom-light: #7fa3cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3b7fb8",
  "rgb": {
    "r": 59,
    "g": 127,
    "b": 184
  },
  "hsl": {
    "h": 207.36,
    "s": 51.44,
    "l": 47.647
  },
  "oklch": {
    "l": 0.57861,
    "c": 0.11174,
    "h": 246.6
  },
  "luminance": 0.19569
}

Semantic roles & 50–950 ramp

primary

#3B7FB8

secondary

#C7A588

accent

#8E4DDB

background

#F8FAFC

surface

#EFF3F9

border

#CACDD2

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3B7FB8

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

Preview Lab → · Contrast checker → · Palette generator →