#687BB2#687BB2

#687BB2 is a mid, moderate blue. Relative luminance 0.203; OKLCH L 59.1% C 0.088 H 269.0°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#687BB2
RGB	rgb(104, 123, 178)
HSL	hsl(225, 32%, 55%)
HSV	hsv(225, 42%, 70%)
CMYK	cmyk(41.6%, 30.9%, 0%, 30.2%)
CIE-LAB	lab(52.20, 7.47, -31.32)
CIE-LCH	lch(52.20, 32.20, 283.41°)
OKLab	oklab(59.05% -0.0015 -0.0876)
OKLCH	oklch(59.05% 0.088 269)
XYZ	xyz(20.8253, 20.3223, 44.9361)
Luminance	0.2032 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#687BB2 #B29F68

analogous

#68A0B2 #687BB2 #7A68B2

triadic

#687BB2 #B2687B #7BB268

tetradic

#687BB2 #B268A0 #B29F68 #68B27A

square

#687BB2 #B268A0 #B29F68 #68B27A

split-complementary

#687BB2 #B27A68 #A0B268

monochromatic

#36436A #4B5D92 #687BB2 #919EC7 #B9C2DB

Accessibility & contrast

On white

4.15

#687BB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#687BB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #687BB2

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##687BB2	#FFFFFF	#000000	##000000
##687BB2	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6880B4

Deuteranopia (green-blind)

#617AB1

Tritanopia (blue-blind)

#4F868F

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #687bb2;
/* rgb */ color: rgb(104, 123, 178);
/* oklch */ color: oklch(59.1% 0.088 269.0);

Tailwind

colors: {
  custom: {
    50: '#96a1c9',
    500: '#687bb2',
    950: '#000000',
  },
}

SCSS

$custom: #687bb2;
$custom-light: #96a1c9;
$custom-dark: #000000;

JSON

{
  "hex": "#687bb2",
  "rgb": {
    "r": 104,
    "g": 123,
    "b": 178
  },
  "hsl": {
    "h": 224.595,
    "s": 32.456,
    "l": 55.294
  },
  "oklch": {
    "l": 0.5905,
    "c": 0.08757,
    "h": 269
  },
  "luminance": 0.20323
}

Semantic roles & 50–950 ramp

primary

#687BB2

secondary

#CAC2AB

accent

#AE5FC9

background

#F9F9FC

surface

#F2F2F8

border

#CCCCD1

text

#0E0E13

muted

#7E7E82

Preview Lab

Preview with #687BB2

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

Preview Lab → · Contrast checker → · Palette generator →