#687ABC#687ABC

#687ABC is a mid, moderate blue. Relative luminance 0.205; OKLCH L 59.3% C 0.103 H 271.4°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#687ABC
RGB	rgb(104, 122, 188)
HSL	hsl(227, 39%, 57%)
HSV	hsv(227, 45%, 74%)
CMYK	cmyk(44.7%, 35.1%, 0%, 26.3%)
CIE-LAB	lab(52.39, 11.01, -36.78)
CIE-LCH	lch(52.39, 38.39, 286.67°)
OKLab	oklab(59.35% 0.0025 -0.1034)
OKLCH	oklch(59.35% 0.103 271.4)
XYZ	xyz(21.7427, 20.4918, 50.3768)
Luminance	0.2049 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#687ABC #BCAA68

analogous

#68A4BC #687ABC #8068BC

triadic

#687ABC #BC687A #7ABC68

tetradic

#687ABC #BC68A4 #BCAA68 #68BC80

square

#687ABC #BC68A4 #BCAA68 #68BC80

split-complementary

#687ABC #BC8068 #A4BC68

monochromatic

#344275 #475AA0 #687ABC #929FCF #BDC5E2

Accessibility & contrast

On white

4.12

#687ABC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#687ABC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #687ABC

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##687ABC	#FFFFFF	#000000	##000000
##687ABC	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6281BF

Deuteranopia (green-blind)

#5B7ABA

Tritanopia (blue-blind)

#4A8892

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #687abc;
/* rgb */ color: rgb(104, 122, 188);
/* oklch */ color: oklch(59.3% 0.103 271.4);

Tailwind

colors: {
  custom: {
    50: '#97a0d0',
    500: '#687abc',
    950: '#000000',
  },
}

SCSS

$custom: #687abc;
$custom-light: #97a0d0;
$custom-dark: #000000;

JSON

{
  "hex": "#687abc",
  "rgb": {
    "r": 104,
    "g": 122,
    "b": 188
  },
  "hsl": {
    "h": 227.143,
    "s": 38.532,
    "l": 57.255
  },
  "oklch": {
    "l": 0.59349,
    "c": 0.10339,
    "h": 271.4
  },
  "luminance": 0.20493
}

Semantic roles & 50–950 ramp

primary

#687ABC

secondary

#D1CAAF

accent

#B559CE

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0E14

muted

#7E7E82

Preview Lab

Preview with #687ABC

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

Preview Lab → · Contrast checker → · Palette generator →