#659BE9#659BE9

#659BE9 is a light, vivid blue. Relative luminance 0.321; OKLCH L 68.6% C 0.129 H 257.6°. Best body text is #000000 at 7.42:1 contrast (WCAG AA passes).

Color values

HEX#659BE9
RGBrgb(101, 155, 233)
HSLhsl(215, 75%, 65%)
HSVhsv(215, 57%, 91%)
CMYKcmyk(56.7%, 33.5%, 0%, 8.6%)
CIE-LABlab(63.42, 4.76, -44.74)
CIE-LCHlch(63.42, 44.99, 276.08°)
OKLaboklab(68.57% -0.0278 -0.1264)
OKLCHoklch(68.57% 0.129 257.6)
XYZxyz(31.7910, 32.0899, 81.5937)
Luminance0.3209 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#659BE9 #E9B365
analogous
#65DDE9 #659BE9 #7165E9
triadic
#659BE9 #E9659B #9BE965
tetradic
#659BE9 #E965DD #E9B365 #65E971
square
#659BE9 #E965DD #E9B365 #65E971
split-complementary
#659BE9 #E97165 #DDE965
monochromatic
#1A5BB9 #2F78E1 #659BE9 #9BBEF1 #D0E1F8

Accessibility & contrast

On white

2.83
#659BE9 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.42
#659BE9 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #659BE9
7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##659BE9#FFFFFF#000000##000000
##659BE91.002.837.427.42
#FFFFFF2.831.0021.0021.00
#0000007.4221.001.001.00
##0000007.4221.001.001.00

Color blindness preview

Protanopia (red-blind)
#7BA0EC
Deuteranopia (green-blind)
#6A94E7
Tritanopia (blue-blind)
#00ACB7
Achromatopsia (no color)
#9A9A9A

Design tokens & code

CSS
--color: #659be9;
/* rgb */ color: rgb(101, 155, 233);
/* oklch */ color: oklch(68.6% 0.129 257.6);
Tailwind
colors: {
  custom: {
    50: '#9ab8f0',
    500: '#659be9',
    950: '#000000',
  },
}
SCSS
$custom: #659be9;
$custom-light: #9ab8f0;
$custom-dark: #000000;
JSON
{
  "hex": "#659be9",
  "rgb": {
    "r": 101,
    "g": 155,
    "b": 233
  },
  "hsl": {
    "h": 215.455,
    "s": 75,
    "l": 65.49
  },
  "oklch": {
    "l": 0.68572,
    "c": 0.12939,
    "h": 257.6
  },
  "luminance": 0.32093
}

Semantic roles & 50–950 ramp

primary
#659BE9
secondary
#EBD9BF
accent
#850ED7
background
#FAFBFE
surface
#F3F6FD
border
#CDD0D5
text
#0F1116
muted
#7F8084

Preview Lab

Preview with #659BE9

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

Preview Lab → · Contrast checker → · Palette generator →

#659BE9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva