#617BB5#617BB5

#617BB5 is a mid, moderate blue. Relative luminance 0.200; OKLCH L 58.7% C 0.095 H 265.2°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#617BB5
RGB	rgb(97, 123, 181)
HSL	hsl(221, 36%, 55%)
HSV	hsv(221, 46%, 71%)
CMYK	cmyk(46.4%, 32%, 0%, 29%)
CIE-LAB	lab(51.88, 6.51, -33.57)
CIE-LCH	lch(51.88, 34.20, 280.98°)
OKLab	oklab(58.73% -0.0079 -0.0942)
OKLCH	oklch(58.73% 0.095 265.2)
XYZ	xyz(20.3505, 20.0423, 46.5033)
Luminance	0.2004 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#617BB5 #B59B61

analogous

#61A5B5 #617BB5 #7161B5

triadic

#617BB5 #B5617B #7BB561

tetradic

#617BB5 #B561A5 #B59B61 #61B571

square

#617BB5 #B561A5 #B59B61 #61B571

split-complementary

#617BB5 #B57161 #A5B561

monochromatic

#32436A #455D94 #617BB5 #8B9EC9 #B4C1DC

Accessibility & contrast

On white

4.19

#617BB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#617BB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #617BB5

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##617BB5	#FFFFFF	#000000	##000000
##617BB5	1.00	4.19	5.01	5.01
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6680B7

Deuteranopia (green-blind)

#5D78B4

Tritanopia (blue-blind)

#418790

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #617bb5;
/* rgb */ color: rgb(97, 123, 181);
/* oklch */ color: oklch(58.7% 0.095 265.2);

Tailwind

colors: {
  custom: {
    50: '#92a0cb',
    500: '#617bb5',
    950: '#000000',
  },
}

SCSS

$custom: #617bb5;
$custom-light: #92a0cb;
$custom-dark: #000000;

JSON

{
  "hex": "#617bb5",
  "rgb": {
    "r": 97,
    "g": 123,
    "b": 181
  },
  "hsl": {
    "h": 221.429,
    "s": 36.207,
    "l": 54.51
  },
  "oklch": {
    "l": 0.58734,
    "c": 0.09453,
    "h": 265.2
  },
  "luminance": 0.20044
}

Semantic roles & 50–950 ramp

primary

#617BB5

secondary

#CBC0A7

accent

#A95CCC

background

#F9F9FC

surface

#F1F2F8

border

#CBCCD1

text

#0D0E13

muted

#7E7E82

Preview Lab

Preview with #617BB5

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

Preview Lab → · Contrast checker → · Palette generator →