#659BDF#659BDF

#659BDF is a light, moderate cyan. Relative luminance 0.315; OKLCH L 68.1% C 0.116 H 254.8°. Best body text is #000000 at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#659BDF
RGB	rgb(101, 155, 223)
HSL	hsl(213, 66%, 64%)
HSV	hsv(213, 55%, 87%)
CMYK	cmyk(54.7%, 30.5%, 0%, 12.5%)
CIE-LAB	lab(62.96, 1.62, -39.93)
CIE-LCH	lch(62.96, 39.97, 272.32°)
OKLab	oklab(68.06% -0.0305 -0.1124)
OKLCH	oklch(68.06% 0.116 254.8)
XYZ	xyz(30.4028, 31.5346, 74.2824)
Luminance	0.3154 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#659BDF #DFA965

analogous

#65D8DF #659BDF #6C65DF

triadic

#659BDF #DF659B #9BDF65

tetradic

#659BDF #DF65D8 #DFA965 #65DF6C

square

#659BDF #DF65D8 #DFA965 #65DF6C

split-complementary

#659BDF #DF6C65 #D8DF65

monochromatic

#235DA7 #327AD4 #659BDF #98BCEA #CADDF4

Accessibility & contrast

On white

2.87

#659BDF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.31

#659BDF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #659BDF

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##659BDF	#FFFFFF	#000000	##000000
##659BDF	1.00	2.87	7.31	7.31
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.31	21.00	1.00	1.00
##000000	7.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F9FE2

Deuteranopia (green-blind)

#7093DE

Tritanopia (blue-blind)

#13AAB3

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #659bdf;
/* rgb */ color: rgb(101, 155, 223);
/* oklch */ color: oklch(68.1% 0.116 254.8);

Tailwind

colors: {
  custom: {
    50: '#99b8e9',
    500: '#659bdf',
    950: '#000000',
  },
}

SCSS

$custom: #659bdf;
$custom-light: #99b8e9;
$custom-dark: #000000;

JSON

{
  "hex": "#659bdf",
  "rgb": {
    "r": 101,
    "g": 155,
    "b": 223
  },
  "hsl": {
    "h": 213.443,
    "s": 65.591,
    "l": 63.529
  },
  "oklch": {
    "l": 0.6806,
    "c": 0.11647,
    "h": 254.8
  },
  "luminance": 0.31537
}

Semantic roles & 50–950 ramp

primary

#659BDF

secondary

#E6D2BA

accent

#7D18CD

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #659BDF

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

Preview Lab → · Contrast checker → · Palette generator →