#6384EB
Closest named color: Soft Blue (#6488EA). oklch(63.8% 0.159 268.3), rgb(99, 132, 235).
Aa
Black text reads best on this color (6.03:1).
About this color
#6384EB is a medium-light, vivid blue. In OKLCH its lightness is 64%, its chroma 0.159 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.011 away. Black text reads best on it, at 6.03:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.159) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 6.03:1 |
| White text | 3.48:1 |
Values
| HEX | #6384EB |
| RGB | rgb(99, 132, 235) |
| HSL | hsl(225, 77%, 65%) |
| OKLCH | oklch(63.8% 0.159 268.3) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #6384EB | 3.48:1 | AA large text | Lc -67.6 | Content text, not long reading |
| Black text on #6384EB | 6.03:1 | AA | Lc 41.9 | Non-text elements, placeholder text |
| #6384EB text on white | 3.48:1 | AA large text | Lc 62.2 | Content text, not long reading |
| #6384EB text on black | 6.03:1 | AA | Lc -39.5 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E3EAF9
oklch(93.6% 0.022 265.8)
-
Step 200
200
#CDD9F7
oklch(88.6% 0.043 268.2)
-
Step 300
300
#ABBFF4
oklch(80.8% 0.078 268.5)
-
Step 400
400
#809DEE
oklch(70.8% 0.123 268.2)
-
Step 500
500 (this color)
#6384EB
oklch(63.8% 0.159 268.3)
-
Step 600
600
#4969D7
oklch(55.6% 0.173 268.2)
-
Step 700
700
#3B57BA
oklch(49.2% 0.159 268.1)
-
Step 800
800
#314797
oklch(42.7% 0.134 268.6)
-
Step 900
900
#2A3D78
oklch(37.7% 0.103 267.8)
-
Step 950
950
#192446
oklch(27% 0.065 268.3)
#6384EB with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #5590EF | 0.032 |
| Deuteranopia (no green cones) | #4284E9 | 0.033 |
| Tritanopia (no blue cones) | #009BAC | 0.140 |
| Achromatopsia (no color) | #898989 | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6384EB
#6384EB
oklch(63.8% 0.159 268.3)
- #AC8600
#AC8600
oklch(63.8% 0.13 88.5)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #6384EB, closest first.
No curated palette has a color within ΔE 0.04 of #6384EB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.011
- Cornflower #6A79F7 ΔE 0.035
- Dark Sky Blue #448EE4 ΔE 0.040
- Cornflower Blue #6495ED ΔE 0.045
- Chefchaouen Blue #4895EF ΔE 0.047
- Dodger Blue #1E90FF ΔE 0.057
- Lavender Blue #8B88F8 ΔE 0.058
- Perrywinkle #8F8CE7 ΔE 0.064
Use #6384EB in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.