#617CCB#617CCB

#617CCB is a mid, vivid blue. Relative luminance 0.213; OKLCH L 60.1% C 0.125 H 268.3°. Best body text is #000000 at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#617CCB
RGB	rgb(97, 124, 203)
HSL	hsl(225, 50%, 59%)
HSV	hsv(225, 52%, 80%)
CMYK	cmyk(52.2%, 38.9%, 0%, 20.4%)
CIE-LAB	lab(53.24, 12.74, -44.03)
CIE-LCH	lch(53.24, 45.83, 286.13°)
OKLab	oklab(60.14% -0.0038 -0.1246)
OKLCH	oklch(60.14% 0.125 268.3)
XYZ	xyz(22.9134, 21.2669, 59.3858)
Luminance	0.2127 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#617CCB #CBB061

analogous

#61B1CB #617CCB #7B61CB

triadic

#617CCB #CB617C #7CCB61

tetradic

#617CCB #CB61B1 #CBB061 #61CB7B

square

#617CCB #CB61B1 #CBB061 #61CB7B

split-complementary

#617CCB #CB7B61 #B1CB61

monochromatic

#2C4386 #3B5AB4 #617CCB #8FA2DA #BDC8E9

Accessibility & contrast

On white

4.00

#617CCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.25

#617CCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #617CCB

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##617CCB	#FFFFFF	#000000	##000000
##617CCB	1.00	4.00	5.25	5.25
#FFFFFF	4.00	1.00	21.00	21.00
#000000	5.25	21.00	1.00	1.00
##000000	5.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C84CE

Deuteranopia (green-blind)

#507BC9

Tritanopia (blue-blind)

#2E8D9A

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #617ccb;
/* rgb */ color: rgb(97, 124, 203);
/* oklch */ color: oklch(60.1% 0.125 268.3);

Tailwind

colors: {
  custom: {
    50: '#94a1db',
    500: '#617ccb',
    950: '#000000',
  },
}

SCSS

$custom: #617ccb;
$custom-light: #94a1db;
$custom-dark: #000000;

JSON

{
  "hex": "#617ccb",
  "rgb": {
    "r": 97,
    "g": 124,
    "b": 203
  },
  "hsl": {
    "h": 224.717,
    "s": 50.476,
    "l": 58.824
  },
  "oklch": {
    "l": 0.60136,
    "c": 0.12467,
    "h": 268.3
  },
  "luminance": 0.21268
}

Semantic roles & 50–950 ramp

primary

#617CCB

secondary

#D9CEAF

accent

#B64EDA

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #617CCB

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

Preview Lab → · Contrast checker → · Palette generator →