#6598EF#6598EF

#6598EF is a light, vivid blue. Relative luminance 0.315; OKLCH L 68.3% C 0.140 H 260.5°. Best body text is #000000 at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#6598EF
RGB	rgb(101, 152, 239)
HSL	hsl(218, 81%, 67%)
HSV	hsv(218, 58%, 94%)
CMYK	cmyk(57.7%, 36.4%, 0%, 6.3%)
CIE-LAB	lab(62.89, 8.42, -48.88)
CIE-LCH	lch(62.89, 49.59, 279.77°)
OKLab	oklab(68.25% -0.0231 -0.1385)
OKLCH	oklch(68.25% 0.14 260.5)
XYZ	xyz(32.1696, 31.4525, 86.0203)
Luminance	0.3145 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6598EF #EFBC65

analogous

#65DDEF #6598EF #7765EF

triadic

#6598EF #EF6598 #98EF65

tetradic

#6598EF #EF65DD #EFBC65 #65EF77

square

#6598EF #EF65DD #EFBC65 #65EF77

split-complementary

#6598EF #EF7765 #DDEF65

monochromatic

#1456C5 #2E73E9 #6598EF #9CBDF5 #D4E2FB

Accessibility & contrast

On white

2.88

#6598EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.29

#6598EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #6598EF

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6598EF	#FFFFFF	#000000	##000000
##6598EF	1.00	2.88	7.29	7.29
#FFFFFF	2.88	1.00	21.00	21.00
#000000	7.29	21.00	1.00	1.00
##000000	7.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#749FF3

Deuteranopia (green-blind)

#6292ED

Tritanopia (blue-blind)

#00ABB8

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #6598ef;
/* rgb */ color: rgb(101, 152, 239);
/* oklch */ color: oklch(68.3% 0.140 260.5);

Tailwind

colors: {
  custom: {
    50: '#9bb5f4',
    500: '#6598ef',
    950: '#000000',
  },
}

SCSS

$custom: #6598ef;
$custom-light: #9bb5f4;
$custom-dark: #000000;

JSON

{
  "hex": "#6598ef",
  "rgb": {
    "r": 101,
    "g": 152,
    "b": 239
  },
  "hsl": {
    "h": 217.826,
    "s": 81.176,
    "l": 66.667
  },
  "oklch": {
    "l": 0.68254,
    "c": 0.14038,
    "h": 260.5
  },
  "luminance": 0.31455
}

Semantic roles & 50–950 ramp

primary

#6598EF

secondary

#EEDEC2

accent

#8F08DE

background

#FAFBFE

surface

#F3F6FD

border

#CDD0D5

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #6598EF

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

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