#4B8BBF#4B8BBF

#4B8BBF is a mid, moderate cyan. Relative luminance 0.237; OKLCH L 61.7% C 0.103 H 245.1°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#4B8BBF
RGB	rgb(75, 139, 191)
HSL	hsl(207, 48%, 52%)
HSV	hsv(207, 61%, 75%)
CMYK	cmyk(60.7%, 27.2%, 0%, 25.1%)
CIE-LAB	lab(55.81, -4.70, -33.25)
CIE-LCH	lch(55.81, 33.58, 261.96°)
OKLab	oklab(61.66% -0.0434 -0.0935)
OKLCH	oklch(61.66% 0.103 245.1)
XYZ	xyz(21.5348, 23.7207, 52.7238)
Luminance	0.2372 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B8BBF #BF7F4B

analogous

#4BBFB9 #4B8BBF #4B51BF

triadic

#4B8BBF #BF4B8B #8BBF4B

tetradic

#4B8BBF #B94BBF #BF7F4B #51BF4B

square

#4B8BBF #B94BBF #BF7F4B #51BF4B

split-complementary

#4B8BBF #BF4B51 #BFB94B

monochromatic

#264B6A #366B97 #4B8BBF #78A8CF #A5C5DF

Accessibility & contrast

On white

3.66

#4B8BBF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.74

#4B8BBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B8BBF

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B8BBF	#FFFFFF	#000000	##000000
##4B8BBF	1.00	3.66	5.74	5.74
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.74	21.00	1.00	1.00
##000000	5.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#748CC1

Deuteranopia (green-blind)

#6581BE

Tritanopia (blue-blind)

#00979D

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #4b8bbf;
/* rgb */ color: rgb(75, 139, 191);
/* oklch */ color: oklch(61.7% 0.103 245.1);

Tailwind

colors: {
  custom: {
    50: '#87acd2',
    500: '#4b8bbf',
    950: '#000000',
  },
}

SCSS

$custom: #4b8bbf;
$custom-light: #87acd2;
$custom-dark: #000000;

JSON

{
  "hex": "#4b8bbf",
  "rgb": {
    "r": 75,
    "g": 139,
    "b": 191
  },
  "hsl": {
    "h": 206.897,
    "s": 47.541,
    "l": 52.157
  },
  "oklch": {
    "l": 0.61655,
    "c": 0.10308,
    "h": 245.1
  },
  "luminance": 0.23723
}

Semantic roles & 50–950 ramp

primary

#4B8BBF

secondary

#CCB09A

accent

#8D51D7

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #4B8BBF

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

Preview Lab → · Contrast checker → · Palette generator →