#617BE7#617BE7

#617BE7 is a mid, vivid blue. Relative luminance 0.225; OKLCH L 61.6% C 0.165 H 270.7°. Best body text is #000000 at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#617BE7
RGB	rgb(97, 123, 231)
HSL	hsl(228, 74%, 64%)
HSV	hsv(228, 58%, 91%)
CMYK	cmyk(58%, 46.8%, 0%, 9.4%)
CIE-LAB	lab(54.53, 22.36, -57.76)
CIE-LCH	lch(54.53, 61.94, 291.17°)
OKLab	oklab(61.63% 0.0021 -0.1649)
OKLCH	oklch(61.63% 0.165 270.7)
XYZ	xyz(26.4317, 22.4748, 78.5310)
Luminance	0.2248 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#617BE7 #E7CD61

analogous

#61BEE7 #617BE7 #8A61E7

triadic

#617BE7 #E7617B #7BE761

tetradic

#617BE7 #E761BE #E7CD61 #61E78A

square

#617BE7 #E761BE #E7CD61 #61E78A

split-complementary

#617BE7 #E78A61 #BEE761

monochromatic

#1B38B2 #2C4FDF #617BE7 #96A7EF #CBD4F7

Accessibility & contrast

On white

3.82

#617BE7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.50

#617BE7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #617BE7

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##617BE7	#FFFFFF	#000000	##000000
##617BE7	1.00	3.82	5.50	5.50
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.50	21.00	1.00	1.00
##000000	5.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4789EB

Deuteranopia (green-blind)

#327DE5

Tritanopia (blue-blind)

#0093A6

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #617be7;
/* rgb */ color: rgb(97, 123, 231);
/* oklch */ color: oklch(61.6% 0.165 270.7);

Tailwind

colors: {
  custom: {
    50: '#98a0ef',
    500: '#617be7',
    950: '#000000',
  },
}

SCSS

$custom: #617be7;
$custom-light: #98a0ef;
$custom-dark: #000000;

JSON

{
  "hex": "#617be7",
  "rgb": {
    "r": 97,
    "g": 123,
    "b": 231
  },
  "hsl": {
    "h": 228.358,
    "s": 73.626,
    "l": 64.314
  },
  "oklch": {
    "l": 0.61625,
    "c": 0.1649,
    "h": 270.7
  },
  "luminance": 0.22477
}

Semantic roles & 50–950 ramp

primary

#617BE7

secondary

#E9E0BB

accent

#AF10D6

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0F0E16

muted

#7E7E84

Preview Lab

Preview with #617BE7

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

Preview Lab → · Contrast checker → · Palette generator →