#4B9ECF#4B9ECF

#4B9ECF is a light, moderate cyan. Relative luminance 0.305; OKLCH L 66.8% C 0.108 H 237.4°. Best body text is #000000 at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#4B9ECF
RGB	rgb(75, 158, 207)
HSL	hsl(202, 58%, 55%)
HSV	hsv(202, 64%, 81%)
CMYK	cmyk(63.8%, 23.7%, 0%, 18.8%)
CIE-LAB	lab(62.04, -10.21, -32.55)
CIE-LCH	lch(62.04, 34.11, 252.58°)
OKLab	oklab(66.82% -0.0584 -0.0913)
OKLCH	oklch(66.82% 0.108 237.4)
XYZ	xyz(26.3867, 30.4519, 63.5066)
Luminance	0.3045 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B9ECF #CF7C4B

analogous

#4BCFBE #4B9ECF #4B5CCF

triadic

#4B9ECF #CF4B9E #9ECF4B

tetradic

#4B9ECF #BE4BCF #CF7C4B #5CCF4B

square

#4B9ECF #BE4BCF #CF7C4B #5CCF4B

split-complementary

#4B9ECF #CF4B5C #CFBE4B

monochromatic

#225C7E #2E7FAE #4B9ECF #7BB8DC #ACD2E9

Accessibility & contrast

On white

2.96

#4B9ECF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.09

#4B9ECF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4B9ECF

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B9ECF	#FFFFFF	#000000	##000000
##4B9ECF	1.00	2.96	7.09	7.09
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.09	21.00	1.00	1.00
##000000	7.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#879DD1

Deuteranopia (green-blind)

#7590CE

Tritanopia (blue-blind)

#00ABAF

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #4b9ecf;
/* rgb */ color: rgb(75, 158, 207);
/* oklch */ color: oklch(66.8% 0.108 237.4);

Tailwind

colors: {
  custom: {
    50: '#8abade',
    500: '#4b9ecf',
    950: '#000000',
  },
}

SCSS

$custom: #4b9ecf;
$custom-light: #8abade;
$custom-dark: #000000;

JSON

{
  "hex": "#4b9ecf",
  "rgb": {
    "r": 75,
    "g": 158,
    "b": 207
  },
  "hsl": {
    "h": 202.273,
    "s": 57.895,
    "l": 55.294
  },
  "oklch": {
    "l": 0.66816,
    "c": 0.10844,
    "h": 237.4
  },
  "luminance": 0.30455
}

Semantic roles & 50–950 ramp

primary

#4B9ECF

secondary

#D6B49F

accent

#8047E1

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #4B9ECF

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

Preview Lab → · Contrast checker → · Palette generator →