#6398FE
Closest named color: Cornflower Blue (#6495ED). oklch(69% 0.161 262.3), rgb(99, 152, 254).
Aa
Black text reads best on this color (7.45:1).
About this color
#6398FE is a medium-light, vivid blue. In OKLCH its lightness is 69%, its chroma 0.161 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.025 away. Black text reads best on it, at 7.45:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.161) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.45:1 |
| White text | 2.81:1 |
Values
| HEX | #6398FE |
| RGB | rgb(99, 152, 254) |
| HSL | hsl(219, 99%, 69%) |
| OKLCH | oklch(69% 0.161 262.3) |
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 #6398FE | 2.81:1 | Fails | Lc -59.2 | Large or bold text, headings |
| Black text on #6398FE | 7.45:1 | AAA | Lc 50.1 | Large or bold text, headings |
| #6398FE text on white | 2.81:1 | Fails | Lc 53.9 | Large or bold text, headings |
| #6398FE text on black | 7.45:1 | AAA | Lc -47.9 | Large or bold text, headings |
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 400.
-
Step 50
50
#F1F6FF
oklch(97.2% 0.013 262.4)
-
Step 100
100
#DFEAFE
oklch(93.5% 0.03 262.5)
-
Step 200
200
#C5DAFF
oklch(88.5% 0.056 261.8)
-
Step 300
300
#9FC1FF
oklch(80.9% 0.096 262.2)
-
Step 400
400 (this color)
#6398FE
oklch(69% 0.161 262.3)
-
Step 500
500
#4382FF
oklch(63.2% 0.197 262.2)
-
Step 600
600
#2065F3
oklch(55.5% 0.224 262.4)
-
Step 700
700
#1353D4
oklch(49.2% 0.208 262.3)
-
Step 800
800
#1345AB
oklch(42.7% 0.172 262.3)
-
Step 900
900
#163C87
oklch(37.8% 0.133 262)
-
Step 950
950
#0E244F
oklch(27.1% 0.084 262)
#6398FE 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) | #6BA2FF | 0.029 |
| Deuteranopia (no green cones) | #5593FC | 0.020 |
| Tritanopia (no blue cones) | #00AFBF | 0.136 |
| Achromatopsia (no color) | #9A9A9A | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6398FE
#6398FE
oklch(69% 0.161 262.3)
- #C69100
#C69100
oklch(68.9% 0.142 82.4)
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 #6398FE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.025
- Chefchaouen Blue #4895EF ΔE 0.035
- Soft Blue #6488EA ΔE 0.047
- Periwinkle Blue #8F99FB ΔE 0.052
- Dodger Blue #1E90FF ΔE 0.055
- Dark Sky Blue #448EE4 ΔE 0.056
- Lavender Blue #8B88F8 ΔE 0.057
- Perrywinkle #8F8CE7 ΔE 0.062
Use #6398FE 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.