#4F88BB#4F88BB

#4F88BB is a mid, moderate cyan. Relative luminance 0.229; OKLCH L 60.9% C 0.099 H 247.2°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#4F88BB
RGB	rgb(79, 136, 187)
HSL	hsl(208, 44%, 52%)
HSV	hsv(208, 58%, 73%)
CMYK	cmyk(57.8%, 27.3%, 0%, 26.7%)
CIE-LAB	lab(54.92, -3.46, -32.33)
CIE-LCH	lch(54.92, 32.52, 263.89°)
OKLab	oklab(60.95% -0.0382 -0.0908)
OKLCH	oklch(60.95% 0.099 247.2)
XYZ	xyz(20.9950, 22.8566, 50.3094)
Luminance	0.2286 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F88BB #BB824F

analogous

#4FBBB8 #4F88BB #4F52BB

triadic

#4F88BB #BB4F88 #88BB4F

tetradic

#4F88BB #B84FBB #BB824F #52BB4F

square

#4F88BB #B84FBB #BB824F #52BB4F

split-complementary

#4F88BB #BB4F52 #BBB84F

monochromatic

#284A68 #396994 #4F88BB #7BA6CC #A7C4DD

Accessibility & contrast

On white

3.77

#4F88BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#4F88BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F88BB

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F88BB	#FFFFFF	#000000	##000000
##4F88BB	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7289BD

Deuteranopia (green-blind)

#647FBA

Tritanopia (blue-blind)

#00949A

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4f88bb;
/* rgb */ color: rgb(79, 136, 187);
/* oklch */ color: oklch(60.9% 0.099 247.2);

Tailwind

colors: {
  custom: {
    50: '#89aacf',
    500: '#4f88bb',
    950: '#000000',
  },
}

SCSS

$custom: #4f88bb;
$custom-light: #89aacf;
$custom-dark: #000000;

JSON

{
  "hex": "#4f88bb",
  "rgb": {
    "r": 79,
    "g": 136,
    "b": 187
  },
  "hsl": {
    "h": 208.333,
    "s": 44.262,
    "l": 52.157
  },
  "oklch": {
    "l": 0.60947,
    "c": 0.09854,
    "h": 247.2
  },
  "luminance": 0.22858
}

Semantic roles & 50–950 ramp

primary

#4F88BB

secondary

#CAB29B

accent

#9054D4

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #4F88BB

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

Preview Lab → · Contrast checker → · Palette generator →