#677EA5#677EA5

#677EA5 is a mid, moderate blue. Relative luminance 0.205; OKLCH L 59.0% C 0.066 H 260.8°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#677EA5
RGB	rgb(103, 126, 165)
HSL	hsl(218, 26%, 53%)
HSV	hsv(218, 38%, 65%)
CMYK	cmyk(37.6%, 23.6%, 0%, 35.3%)
CIE-LAB	lab(52.42, 1.70, -23.47)
CIE-LCH	lch(52.42, 23.53, 274.14°)
OKLab	oklab(59.02% -0.0105 -0.065)
OKLCH	oklch(59.02% 0.066 260.8)
XYZ	xyz(19.8438, 20.5209, 38.5054)
Luminance	0.2052 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677EA5 #A58E67

analogous

#679DA5 #677EA5 #6F67A5

triadic

#677EA5 #A5677E #7EA567

tetradic

#677EA5 #A5679D #A58E67 #67A56F

square

#677EA5 #A5679D #A58E67 #67A56F

split-complementary

#677EA5 #A56F67 #9DA567

monochromatic

#36445B #4D6182 #677EA5 #8D9FBC #B4BFD3

Accessibility & contrast

On white

4.11

#677EA5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#677EA5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677EA5

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677EA5	#FFFFFF	#000000	##000000
##677EA5	1.00	4.11	5.10	5.10
#FFFFFF	4.11	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)

#7080A7

Deuteranopia (green-blind)

#6A7AA4

Tritanopia (blue-blind)

#53868B

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #677ea5;
/* rgb */ color: rgb(103, 126, 165);
/* oklch */ color: oklch(59.0% 0.066 260.8);

Tailwind

colors: {
  custom: {
    50: '#94a3bf',
    500: '#677ea5',
    950: '#000000',
  },
}

SCSS

$custom: #677ea5;
$custom-light: #94a3bf;
$custom-dark: #000000;

JSON

{
  "hex": "#677ea5",
  "rgb": {
    "r": 103,
    "g": 126,
    "b": 165
  },
  "hsl": {
    "h": 217.742,
    "s": 25.62,
    "l": 52.549
  },
  "oklch": {
    "l": 0.59023,
    "c": 0.0659,
    "h": 260.8
  },
  "luminance": 0.20522
}

Semantic roles & 50–950 ramp

primary

#677EA5

secondary

#C1B7A6

accent

#A066C2

background

#F9FAFB

surface

#F2F3F7

border

#CCCDD0

text

#0D0F12

muted

#7E7F81

Preview Lab

Preview with #677EA5

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

Preview Lab → · Contrast checker → · Palette generator →