#617FCA#617FCA

#617FCA is a mid, moderate blue. Relative luminance 0.220; OKLCH L 60.7% C 0.120 H 266.4°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#617FCA
RGB	rgb(97, 127, 202)
HSL	hsl(223, 50%, 59%)
HSV	hsv(223, 52%, 79%)
CMYK	cmyk(52%, 37.1%, 0%, 20.8%)
CIE-LAB	lab(54.01, 10.61, -42.24)
CIE-LCH	lch(54.01, 43.56, 284.10°)
OKLab	oklab(60.71% -0.0075 -0.1194)
OKLCH	oklch(60.71% 0.12 266.4)
XYZ	xyz(23.1763, 21.9828, 58.8875)
Luminance	0.2198 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#617FCA #CAAC61

analogous

#61B3CA #617FCA #7761CA

triadic

#617FCA #CA617F #7FCA61

tetradic

#617FCA #CA61B3 #CAAC61 #61CA77

square

#617FCA #CA61B3 #CAAC61 #61CA77

split-complementary

#617FCA #CA7761 #B3CA61

monochromatic

#2C4584 #3C5EB2 #617FCA #8FA4D9 #BDC9E9

Accessibility & contrast

On white

3.89

#617FCA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#617FCA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #617FCA

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##617FCA	#FFFFFF	#000000	##000000
##617FCA	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6186CD

Deuteranopia (green-blind)

#557DC8

Tritanopia (blue-blind)

#2F8F9B

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #617fca;
/* rgb */ color: rgb(97, 127, 202);
/* oklch */ color: oklch(60.7% 0.120 266.4);

Tailwind

colors: {
  custom: {
    50: '#94a3da',
    500: '#617fca',
    950: '#000000',
  },
}

SCSS

$custom: #617fca;
$custom-light: #94a3da;
$custom-dark: #000000;

JSON

{
  "hex": "#617fca",
  "rgb": {
    "r": 97,
    "g": 127,
    "b": 202
  },
  "hsl": {
    "h": 222.857,
    "s": 49.763,
    "l": 58.627
  },
  "oklch": {
    "l": 0.60713,
    "c": 0.11962,
    "h": 266.4
  },
  "luminance": 0.21984
}

Semantic roles & 50–950 ramp

primary

#617FCA

secondary

#D8CCAF

accent

#B24FD9

background

#F9FAFD

surface

#F2F3FB

border

#CCCDD4

text

#0E0F15

muted

#7E7F83

Preview Lab

Preview with #617FCA

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

Preview Lab → · Contrast checker → · Palette generator →