#618BD3#618BD3

#618BD3 is a light, moderate blue. Relative luminance 0.257; OKLCH L 63.8% C 0.118 H 260.7°. Best body text is #000000 at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#618BD3
RGB	rgb(97, 139, 211)
HSL	hsl(218, 56%, 60%)
HSV	hsv(218, 54%, 83%)
CMYK	cmyk(54%, 34.1%, 0%, 17.3%)
CIE-LAB	lab(57.76, 6.30, -41.41)
CIE-LCH	lch(57.76, 41.89, 278.65°)
OKLab	oklab(63.77% -0.0192 -0.1169)
OKLCH	oklch(63.77% 0.118 260.7)
XYZ	xyz(25.9162, 25.7078, 65.2118)
Luminance	0.2571 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618BD3 #D3A961

analogous

#61C4D3 #618BD3 #7061D3

triadic

#618BD3 #D3618B #8BD361

tetradic

#618BD3 #D361C4 #D3A961 #61D370

square

#618BD3 #D361C4 #D3A961 #61D370

split-complementary

#618BD3 #D37061 #C4D361

monochromatic

#284F91 #3669C1 #618BD3 #91AEE0 #C1D1EE

Accessibility & contrast

On white

3.42

#618BD3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.14

#618BD3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618BD3

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618BD3	#FFFFFF	#000000	##000000
##618BD3	1.00	3.42	6.14	6.14
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.14	21.00	1.00	1.00
##000000	6.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E91D6

Deuteranopia (green-blind)

#6086D1

Tritanopia (blue-blind)

#1F9BA5

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #618bd3;
/* rgb */ color: rgb(97, 139, 211);
/* oklch */ color: oklch(63.8% 0.118 260.7);

Tailwind

colors: {
  custom: {
    50: '#95ace1',
    500: '#618bd3',
    950: '#000000',
  },
}

SCSS

$custom: #618bd3;
$custom-light: #95ace1;
$custom-dark: #000000;

JSON

{
  "hex": "#618bd3",
  "rgb": {
    "r": 97,
    "g": 139,
    "b": 211
  },
  "hsl": {
    "h": 217.895,
    "s": 56.436,
    "l": 60.392
  },
  "oklch": {
    "l": 0.63766,
    "c": 0.11845,
    "h": 260.7
  },
  "luminance": 0.2571
}

Semantic roles & 50–950 ramp

primary

#618BD3

secondary

#DECEB2

accent

#8822C4

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #618BD3

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

Preview Lab → · Contrast checker → · Palette generator →