#4F87CB#4F87CB

#4F87CB is a mid, moderate cyan. Relative luminance 0.233; OKLCH L 61.5% C 0.120 H 254.3°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#4F87CB
RGB	rgb(79, 135, 203)
HSL	hsl(213, 54%, 55%)
HSV	hsv(213, 61%, 80%)
CMYK	cmyk(61.1%, 33.5%, 0%, 20.4%)
CIE-LAB	lab(55.38, 2.38, -40.71)
CIE-LCH	lch(55.38, 40.78, 273.35°)
OKLab	oklab(61.55% -0.0324 -0.1151)
OKLCH	oklch(61.55% 0.12 254.3)
XYZ	xyz(22.6640, 23.2999, 59.7913)
Luminance	0.2330 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F87CB #CB934F

analogous

#4FC5CB #4F87CB #554FCB

triadic

#4F87CB #CB4F87 #87CB4F

tetradic

#4F87CB #CB4FC5 #CB934F #4FCB55

square

#4F87CB #CB4FC5 #CB934F #4FCB55

split-complementary

#4F87CB #CB554F #C5CB4F

monochromatic

#244C7B #3269AA #4F87CB #7EA7D9 #ADC7E7

Accessibility & contrast

On white

3.71

#4F87CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#4F87CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F87CB

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F87CB	#FFFFFF	#000000	##000000
##4F87CB	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A8BCE

Deuteranopia (green-blind)

#5A7FCA

Tritanopia (blue-blind)

#0097A0

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4f87cb;
/* rgb */ color: rgb(79, 135, 203);
/* oklch */ color: oklch(61.5% 0.120 254.3);

Tailwind

colors: {
  custom: {
    50: '#8ba9db',
    500: '#4f87cb',
    950: '#000000',
  },
}

SCSS

$custom: #4f87cb;
$custom-light: #8ba9db;
$custom-dark: #000000;

JSON

{
  "hex": "#4f87cb",
  "rgb": {
    "r": 79,
    "g": 135,
    "b": 203
  },
  "hsl": {
    "h": 212.903,
    "s": 54.386,
    "l": 55.294
  },
  "oklch": {
    "l": 0.61549,
    "c": 0.11961,
    "h": 254.3
  },
  "luminance": 0.23302
}

Semantic roles & 50–950 ramp

primary

#4F87CB

secondary

#D5BDA1

accent

#9B4ADE

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #4F87CB

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

Preview Lab → · Contrast checker → · Palette generator →