#677DBC#677DBC

#677DBC is a mid, moderate blue. Relative luminance 0.212; OKLCH L 59.9% C 0.100 H 268.6°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#677DBC
RGB	rgb(103, 125, 188)
HSL	hsl(224, 39%, 57%)
HSV	hsv(224, 45%, 74%)
CMYK	cmyk(45.2%, 33.5%, 0%, 26.3%)
CIE-LAB	lab(53.15, 8.96, -35.59)
CIE-LCH	lch(53.15, 36.70, 284.13°)
OKLab	oklab(59.92% -0.0024 -0.0999)
OKLCH	oklch(59.92% 0.1 268.6)
XYZ	xyz(22.0014, 21.1804, 50.4961)
Luminance	0.2118 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677DBC #BCA667

analogous

#67A7BC #677DBC #7C67BC

triadic

#677DBC #BC677D #7DBC67

tetradic

#677DBC #BC67A7 #BCA667 #67BC7C

square

#677DBC #BC67A7 #BCA667 #67BC7C

split-complementary

#677DBC #BC7C67 #A7BC67

monochromatic

#344575 #465D9F #677DBC #91A1CF #BCC6E1

Accessibility & contrast

On white

4.01

#677DBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#677DBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677DBC

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677DBC	#FFFFFF	#000000	##000000
##677DBC	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6683BF

Deuteranopia (green-blind)

#5E7BBB

Tritanopia (blue-blind)

#488A94

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #677dbc;
/* rgb */ color: rgb(103, 125, 188);
/* oklch */ color: oklch(59.9% 0.100 268.6);

Tailwind

colors: {
  custom: {
    50: '#96a2d0',
    500: '#677dbc',
    950: '#000000',
  },
}

SCSS

$custom: #677dbc;
$custom-light: #96a2d0;
$custom-dark: #000000;

JSON

{
  "hex": "#677dbc",
  "rgb": {
    "r": 103,
    "g": 125,
    "b": 188
  },
  "hsl": {
    "h": 224.471,
    "s": 38.813,
    "l": 57.059
  },
  "oklch": {
    "l": 0.59919,
    "c": 0.09996,
    "h": 268.6
  },
  "luminance": 0.21182
}

Semantic roles & 50–950 ramp

primary

#677DBC

secondary

#D1C8AE

accent

#B059CF

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0F14

muted

#7E7E82

Preview Lab

Preview with #677DBC

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

Preview Lab → · Contrast checker → · Palette generator →