#65B5EB#65B5EB

#65B5EB is a light, moderate cyan. Relative luminance 0.418; OKLCH L 74.4% C 0.111 H 240.1°. Best body text is #000000 at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#65B5EB
RGB	rgb(101, 181, 235)
HSL	hsl(204, 77%, 66%)
HSV	hsv(204, 57%, 92%)
CMYK	cmyk(57%, 23%, 0%, 7.8%)
CIE-LAB	lab(70.74, -9.19, -34.39)
CIE-LCH	lch(70.74, 35.60, 255.04°)
OKLab	oklab(74.36% -0.0554 -0.0963)
OKLCH	oklch(74.36% 0.111 240.1)
XYZ	xyz(36.8805, 41.8093, 84.7076)
Luminance	0.4181 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#65B5EB #EB9B65

analogous

#65EBDE #65B5EB #6572EB

triadic

#65B5EB #EB65B5 #B5EB65

tetradic

#65B5EB #DE65EB #EB9B65 #72EB65

square

#65B5EB #DE65EB #EB9B65 #72EB65

split-complementary

#65B5EB #EB6572 #EBDE65

monochromatic

#197BBD #2F9BE4 #65B5EB #9BCFF2 #D1E9F9

Accessibility & contrast

On white

2.24

#65B5EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.36

#65B5EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #65B5EB

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##65B5EB	#FFFFFF	#000000	##000000
##65B5EB	1.00	2.24	9.36	9.36
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.36	21.00	1.00	1.00
##000000	9.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DB5EE

Deuteranopia (green-blind)

#8AA7EA

Tritanopia (blue-blind)

#00C2C7

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #65b5eb;
/* rgb */ color: rgb(101, 181, 235);
/* oklch */ color: oklch(74.4% 0.111 240.1);

Tailwind

colors: {
  custom: {
    50: '#9bcbf1',
    500: '#65b5eb',
    950: '#000000',
  },
}

SCSS

$custom: #65b5eb;
$custom-light: #9bcbf1;
$custom-dark: #000000;

JSON

{
  "hex": "#65b5eb",
  "rgb": {
    "r": 101,
    "g": 181,
    "b": 235
  },
  "hsl": {
    "h": 204.179,
    "s": 77.011,
    "l": 65.882
  },
  "oklch": {
    "l": 0.74357,
    "c": 0.11109,
    "h": 240.1
  },
  "luminance": 0.41813
}

Semantic roles & 50–950 ramp

primary

#65B5EB

secondary

#ECD2C0

accent

#5F0CD9

background

#FAFCFE

surface

#F3F8FD

border

#CDD1D5

text

#0F1316

muted

#7F8284

Preview Lab

Preview with #65B5EB

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

Preview Lab → · Contrast checker → · Palette generator →