#678CBC#678CBC

#678CBC is a light, moderate cyan. Relative luminance 0.253; OKLCH L 63.2% C 0.084 H 255.2°. Best body text is #000000 at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#678CBC
RGB	rgb(103, 140, 188)
HSL	hsl(214, 39%, 57%)
HSV	hsv(214, 45%, 74%)
CMYK	cmyk(45.2%, 25.5%, 0%, 26.3%)
CIE-LAB	lab(57.34, 0.12, -29.06)
CIE-LCH	lch(57.34, 29.06, 270.24°)
OKLab	oklab(63.19% -0.0213 -0.081)
OKLCH	oklch(63.19% 0.084 255.2)
XYZ	xyz(24.0457, 25.2690, 51.1776)
Luminance	0.2527 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678CBC #BC9767

analogous

#67B7BC #678CBC #6C67BC

triadic

#678CBC #BC678C #8CBC67

tetradic

#678CBC #BC67B7 #BC9767 #67BC6C

square

#678CBC #BC67B7 #BC9767 #67BC6C

split-complementary

#678CBC #BC6C67 #B7BC67

monochromatic

#345075 #466D9F #678CBC #91ACCF #BCCCE1

Accessibility & contrast

On white

3.47

#678CBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.05

#678CBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678CBC

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678CBC	#FFFFFF	#000000	##000000
##678CBC	1.00	3.47	6.05	6.05
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.05	21.00	1.00	1.00
##000000	6.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8EBE

Deuteranopia (green-blind)

#7086BB

Tritanopia (blue-blind)

#45979C

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #678cbc;
/* rgb */ color: rgb(103, 140, 188);
/* oklch */ color: oklch(63.2% 0.084 255.2);

Tailwind

colors: {
  custom: {
    50: '#96add0',
    500: '#678cbc',
    950: '#000000',
  },
}

SCSS

$custom: #678cbc;
$custom-light: #96add0;
$custom-dark: #000000;

JSON

{
  "hex": "#678cbc",
  "rgb": {
    "r": 103,
    "g": 140,
    "b": 188
  },
  "hsl": {
    "h": 213.882,
    "s": 38.813,
    "l": 57.059
  },
  "oklch": {
    "l": 0.63185,
    "c": 0.08381,
    "h": 255.2
  },
  "luminance": 0.25271
}

Semantic roles & 50–950 ramp

primary

#678CBC

secondary

#D1C2AE

accent

#9C59CF

background

#F9FAFC

surface

#F2F4F9

border

#CCCED2

text

#0E1014

muted

#7E7F82

Preview Lab

Preview with #678CBC

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

Preview Lab → · Contrast checker → · Palette generator →