#677FDB#677FDB

#677FDB is a light, vivid blue. Relative luminance 0.232; OKLCH L 62.1% C 0.142 H 270.8°. Best body text is #000000 at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#677FDB
RGB	rgb(103, 127, 219)
HSL	hsl(228, 62%, 63%)
HSV	hsv(228, 53%, 86%)
CMYK	cmyk(53%, 42%, 0%, 14.1%)
CIE-LAB	lab(55.25, 17.31, -49.86)
CIE-LCH	lch(55.25, 52.77, 289.14°)
OKLab	oklab(62.05% 0.002 -0.1415)
OKLCH	oklch(62.05% 0.142 270.8)
XYZ	xyz(25.9649, 23.1750, 70.1091)
Luminance	0.2318 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677FDB #DBC367

analogous

#67B9DB #677FDB #8967DB

triadic

#677FDB #DB677F #7FDB67

tetradic

#677FDB #DB67B9 #DBC367 #67DB89

square

#677FDB #DB67B9 #DBC367 #67DB89

split-complementary

#677FDB #DB8967 #B9DB67

monochromatic

#2640A1 #3655CF #677FDB #98A9E7 #CAD2F2

Accessibility & contrast

On white

3.73

#677FDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.64

#677FDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677FDB

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677FDB	#FFFFFF	#000000	##000000
##677FDB	1.00	3.73	5.64	5.64
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.64	21.00	1.00	1.00
##000000	5.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#598ADF

Deuteranopia (green-blind)

#4B80D9

Tritanopia (blue-blind)

#2E93A2

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #677fdb;
/* rgb */ color: rgb(103, 127, 219);
/* oklch */ color: oklch(62.1% 0.142 270.8);

Tailwind

colors: {
  custom: {
    50: '#9aa3e6',
    500: '#677fdb',
    950: '#000000',
  },
}

SCSS

$custom: #677fdb;
$custom-light: #9aa3e6;
$custom-dark: #000000;

JSON

{
  "hex": "#677fdb",
  "rgb": {
    "r": 103,
    "g": 127,
    "b": 219
  },
  "hsl": {
    "h": 227.586,
    "s": 61.702,
    "l": 63.137
  },
  "oklch": {
    "l": 0.62053,
    "c": 0.14153,
    "h": 270.8
  },
  "luminance": 0.23177
}

Semantic roles & 50–950 ramp

primary

#677FDB

secondary

#E4DBBA

accent

#A61CC9

background

#F9FAFE

surface

#F2F3FC

border

#CCCDD5

text

#0F0F16

muted

#7E7F84

Preview Lab

Preview with #677FDB

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

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