#4F8CB3#4F8CB3

#4F8CB3 is a mid, moderate cyan. Relative luminance 0.237; OKLCH L 61.5% C 0.087 H 238.4°. Best body text is #000000 at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#4F8CB3
RGB	rgb(79, 140, 179)
HSL	hsl(203, 40%, 51%)
HSV	hsv(203, 56%, 70%)
CMYK	cmyk(55.9%, 21.8%, 0%, 29.8%)
CIE-LAB	lab(55.76, -8.30, -26.48)
CIE-LCH	lch(55.76, 27.75, 252.60°)
OKLab	oklab(61.49% -0.0454 -0.0739)
OKLCH	oklch(61.49% 0.087 238.4)
XYZ	xyz(20.7362, 23.6713, 46.1153)
Luminance	0.2367 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F8CB3 #B3764F

analogous

#4FB3A8 #4F8CB3 #4F5AB3

triadic

#4F8CB3 #B34F8C #8CB34F

tetradic

#4F8CB3 #A84FB3 #B3764F #5AB34F

square

#4F8CB3 #A84FB3 #B3764F #5AB34F

split-complementary

#4F8CB3 #B34F5A #B3A84F

monochromatic

#294A5F #3B6B89 #4F8CB3 #7AA8C5 #A4C4D8

Accessibility & contrast

On white

3.66

#4F8CB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.73

#4F8CB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F8CB3

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F8CB3	#FFFFFF	#000000	##000000
##4F8CB3	1.00	3.66	5.73	5.73
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.73	21.00	1.00	1.00
##000000	5.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8BB5

Deuteranopia (green-blind)

#6D81B2

Tritanopia (blue-blind)

#009699

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #4f8cb3;
/* rgb */ color: rgb(79, 140, 179);
/* oklch */ color: oklch(61.5% 0.087 238.4);

Tailwind

colors: {
  custom: {
    50: '#88adca',
    500: '#4f8cb3',
    950: '#000000',
  },
}

SCSS

$custom: #4f8cb3;
$custom-light: #88adca;
$custom-dark: #000000;

JSON

{
  "hex": "#4f8cb3",
  "rgb": {
    "r": 79,
    "g": 140,
    "b": 179
  },
  "hsl": {
    "h": 203.4,
    "s": 39.683,
    "l": 50.588
  },
  "oklch": {
    "l": 0.61493,
    "c": 0.0868,
    "h": 238.4
  },
  "luminance": 0.23673
}

Semantic roles & 50–950 ramp

primary

#4F8CB3

secondary

#C5AA99

accent

#8758D0

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #4F8CB3

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

Preview Lab → · Contrast checker → · Palette generator →