#6A99FB
Closest named color: Cornflower Blue (#6495ED). oklch(69.4% 0.153 263.6), rgb(106, 153, 251).
Aa
Black text reads best on this color (7.56:1).
About this color
#6A99FB is a medium-light, vivid blue. In OKLCH its lightness is 69%, its chroma 0.153 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.023 away. Black text reads best on it, at 7.56:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.153) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.56:1 |
| White text | 2.77:1 |
Values
| HEX | #6A99FB |
| RGB | rgb(106, 153, 251) |
| HSL | hsl(221, 95%, 70%) |
| OKLCH | oklch(69.4% 0.153 263.6) |
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 #6A99FB | 2.77:1 | Fails | Lc -58.6 | Large or bold text, headings |
| Black text on #6A99FB | 7.56:1 | AAA | Lc 50.7 | Large or bold text, headings |
| #6A99FB text on white | 2.77:1 | Fails | Lc 53.3 | Large or bold text, headings |
| #6A99FB text on black | 7.56:1 | AAA | Lc -48.5 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E0EAFD
oklch(93.5% 0.028 263.4)
-
Step 200
200
#C7DAFD
oklch(88.5% 0.053 262.7)
-
Step 300
300
#A1C1FF
oklch(81% 0.095 263.3)
-
Step 400
400 (this color)
#6A99FB
oklch(69.4% 0.153 263.6)
-
Step 500
500
#4881FE
oklch(63.1% 0.196 263.4)
-
Step 600
600
#2D66ED
oklch(55.6% 0.213 263.6)
-
Step 700
700
#2054CF
oklch(49.2% 0.198 263.5)
-
Step 800
800
#1C45A7
oklch(42.6% 0.165 263.7)
-
Step 900
900
#1C3C84
oklch(37.7% 0.127 263.5)
-
Step 950
950
#11244D
oklch(27.1% 0.08 263.3)
#6A99FB 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) | #6FA2FF | 0.025 |
| Deuteranopia (no green cones) | #5C95F9 | 0.019 |
| Tritanopia (no blue cones) | #00AFBE | 0.135 |
| Achromatopsia (no color) | #9B9B9B | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6A99FB
#6A99FB
oklch(69.4% 0.153 263.6)
- #C69300
#C69300
oklch(69.3% 0.142 83.7)
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 #6A99FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.023
- Chefchaouen Blue #4895EF ΔE 0.040
- Periwinkle Blue #8F99FB ΔE 0.044
- Soft Blue #6488EA ΔE 0.049
- Lavender Blue #8B88F8 ΔE 0.054
- Perrywinkle #8F8CE7 ΔE 0.056
- Dark Sky Blue #448EE4 ΔE 0.059
- Dodger Blue #1E90FF ΔE 0.064
Use #6A99FB 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.