#617CB3#617CB3

#617CB3 is a mid, moderate blue. Relative luminance 0.202; OKLCH L 58.9% C 0.091 H 263.8°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#617CB3
RGB	rgb(97, 124, 179)
HSL	hsl(220, 35%, 54%)
HSV	hsv(220, 46%, 70%)
CMYK	cmyk(45.8%, 30.7%, 0%, 29.8%)
CIE-LAB	lab(52.07, 5.31, -32.13)
CIE-LCH	lch(52.07, 32.56, 279.39°)
OKLab	oklab(58.85% -0.0097 -0.09)
OKLCH	oklch(58.85% 0.091 263.8)
XYZ	xyz(20.2715, 20.2101, 45.4719)
Luminance	0.2021 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#617CB3 #B39861

analogous

#61A5B3 #617CB3 #6F61B3

triadic

#617CB3 #B3617C #7CB361

tetradic

#617CB3 #B361A5 #B39861 #61B36F

square

#617CB3 #B361A5 #B39861 #61B36F

split-complementary

#617CB3 #B36F61 #A5B361

monochromatic

#324468 #465F91 #617CB3 #8A9EC7 #B4C1DB

Accessibility & contrast

On white

4.16

#617CB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#617CB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #617CB3

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##617CB3	#FFFFFF	#000000	##000000
##617CB3	1.00	4.16	5.04	5.04
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6880B5

Deuteranopia (green-blind)

#5F79B2

Tritanopia (blue-blind)

#428890

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #617cb3;
/* rgb */ color: rgb(97, 124, 179);
/* oklch */ color: oklch(58.9% 0.091 263.8);

Tailwind

colors: {
  custom: {
    50: '#92a1ca',
    500: '#617cb3',
    950: '#000000',
  },
}

SCSS

$custom: #617cb3;
$custom-light: #92a1ca;
$custom-dark: #000000;

JSON

{
  "hex": "#617cb3",
  "rgb": {
    "r": 97,
    "g": 124,
    "b": 179
  },
  "hsl": {
    "h": 220.244,
    "s": 35.043,
    "l": 54.118
  },
  "oklch": {
    "l": 0.5885,
    "c": 0.09054,
    "h": 263.8
  },
  "luminance": 0.20211
}

Semantic roles & 50–950 ramp

primary

#617CB3

secondary

#C9BEA6

accent

#A75DCB

background

#F9F9FC

surface

#F1F2F8

border

#CBCCD1

text

#0D0F13

muted

#7E7E82

Preview Lab

Preview with #617CB3

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

Preview Lab → · Contrast checker → · Palette generator →