#617BBC#617BBC

#617BBC is a mid, moderate blue. Relative luminance 0.203; OKLCH L 59.1% C 0.105 H 266.7°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#617BBC
RGB	rgb(97, 123, 188)
HSL	hsl(223, 40%, 56%)
HSV	hsv(223, 48%, 74%)
CMYK	cmyk(48.4%, 34.6%, 0%, 26.3%)
CIE-LAB	lab(52.22, 8.65, -37.08)
CIE-LCH	lch(52.22, 38.07, 283.14°)
OKLab	oklab(59.1% -0.0061 -0.1044)
OKLCH	oklch(59.1% 0.105 266.7)
XYZ	xyz(21.0869, 20.3368, 50.3814)
Luminance	0.2034 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#617BBC #BCA261

analogous

#61A8BC #617BBC #7461BC

triadic

#617BBC #BC617B #7BBC61

tetradic

#617BBC #BC61A8 #BCA261 #61BC74

square

#617BBC #BC61A8 #BCA261 #61BC74

split-complementary

#617BBC #BC7461 #A8BC61

monochromatic

#304372 #435D9D #617BBC #8C9FCE #B7C3E0

Accessibility & contrast

On white

4.14

#617BBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#617BBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #617BBC

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##617BBC	#FFFFFF	#000000	##000000
##617BBC	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6381BF

Deuteranopia (green-blind)

#5979BB

Tritanopia (blue-blind)

#3C8993

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #617bbc;
/* rgb */ color: rgb(97, 123, 188);
/* oklch */ color: oklch(59.1% 0.105 266.7);

Tailwind

colors: {
  custom: {
    50: '#93a0d0',
    500: '#617bbc',
    950: '#000000',
  },
}

SCSS

$custom: #617bbc;
$custom-light: #93a0d0;
$custom-dark: #000000;

JSON

{
  "hex": "#617bbc",
  "rgb": {
    "r": 97,
    "g": 123,
    "b": 188
  },
  "hsl": {
    "h": 222.857,
    "s": 40.444,
    "l": 55.882
  },
  "oklch": {
    "l": 0.59099,
    "c": 0.10454,
    "h": 266.7
  },
  "luminance": 0.20338
}

Semantic roles & 50–950 ramp

primary

#617BBC

secondary

#CFC4AA

accent

#AE57D0

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0D0E14

muted

#7E7E82

Preview Lab

Preview with #617BBC

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

Preview Lab → · Contrast checker → · Palette generator →