#687CDD#687CDD

#687CDD is a mid, vivid blue. Relative luminance 0.226; OKLCH L 61.6% C 0.148 H 272.6°. Best body text is #000000 at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#687CDD
RGB	rgb(104, 124, 221)
HSL	hsl(230, 63%, 64%)
HSV	hsv(230, 53%, 87%)
CMYK	cmyk(52.9%, 43.9%, 0%, 13.3%)
CIE-LAB	lab(54.63, 19.97, -51.96)
CIE-LCH	lch(54.63, 55.66, 291.02°)
OKLab	oklab(61.63% 0.0067 -0.1477)
OKLCH	oklch(61.63% 0.148 272.6)
XYZ	xyz(25.9635, 22.5771, 71.3823)
Luminance	0.2258 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#687CDD #DDC968

analogous

#68B6DD #687CDD #8E68DD

triadic

#687CDD #DD687C #7CDD68

tetradic

#687CDD #DD68B6 #DDC968 #68DD8E

square

#687CDD #DD68B6 #DDC968 #68DD8E

split-complementary

#687CDD #DD8E68 #B6DD68

monochromatic

#253BA5 #3651D2 #687CDD #9AA7E8 #CCD3F3

Accessibility & contrast

On white

3.81

#687CDD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.52

#687CDD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #687CDD

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##687CDD	#FFFFFF	#000000	##000000
##687CDD	1.00	3.81	5.52	5.52
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.52	21.00	1.00	1.00
##000000	5.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5288E1

Deuteranopia (green-blind)

#457EDB

Tritanopia (blue-blind)

#3091A2

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #687cdd;
/* rgb */ color: rgb(104, 124, 221);
/* oklch */ color: oklch(61.6% 0.148 272.6);

Tailwind

colors: {
  custom: {
    50: '#9ba1e8',
    500: '#687cdd',
    950: '#000000',
  },
}

SCSS

$custom: #687cdd;
$custom-light: #9ba1e8;
$custom-dark: #000000;

JSON

{
  "hex": "#687cdd",
  "rgb": {
    "r": 104,
    "g": 124,
    "b": 221
  },
  "hsl": {
    "h": 229.744,
    "s": 63.243,
    "l": 63.725
  },
  "oklch": {
    "l": 0.61632,
    "c": 0.14785,
    "h": 272.6
  },
  "luminance": 0.22579
}

Semantic roles & 50–950 ramp

primary

#687CDD

secondary

#E5DEBC

accent

#AD1ACB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0F0F16

muted

#7E7E84

Preview Lab

Preview with #687CDD

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

Preview Lab → · Contrast checker → · Palette generator →