#799FEF
Closest named color: Periwinkle Blue (#8F99FB). oklch(70.8% 0.125 264.1), rgb(121, 159, 239).
Aa
Black text reads best on this color (8.01:1).
About this color
#799FEF is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.125 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.037 away. Black text reads best on it, at 8.01:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.125) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.01:1 |
| White text | 2.61:1 |
Values
| HEX | #799FEF |
| RGB | rgb(121, 159, 239) |
| HSL | hsl(221, 79%, 71%) |
| OKLCH | oklch(70.8% 0.125 264.1) |
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 #799FEF | 2.61:1 | Fails | Lc -56.1 | Large or bold text, headings |
| Black text on #799FEF | 8.01:1 | AAA | Lc 53.1 | Large or bold text, headings |
| #799FEF text on white | 2.61:1 | Fails | Lc 51.0 | Large or bold text, headings |
| #799FEF text on black | 8.01:1 | AAA | Lc -50.9 | 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
#F2F6FD
oklch(97.2% 0.01 261.8)
-
Step 100
100
#E2EAFA
oklch(93.6% 0.023 264.5)
-
Step 200
200
#CBDAF7
oklch(88.6% 0.043 263.7)
-
Step 300
300
#A7C1F4
oklch(80.9% 0.078 263.6)
-
Step 400
400 (this color)
#799FEF
oklch(70.8% 0.125 264.1)
-
Step 500
500
#5784E9
oklch(63% 0.16 264.2)
-
Step 600
600
#3D6BD7
oklch(55.5% 0.174 264.2)
-
Step 700
700
#3059BB
oklch(49.1% 0.162 264.2)
-
Step 800
800
#284997
oklch(42.6% 0.134 264.2)
-
Step 900
900
#243E78
oklch(37.6% 0.104 263.9)
-
Step 950
950
#162546
oklch(27.1% 0.065 264.1)
#799FEF 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) | #80A6F2 | 0.021 |
| Deuteranopia (no green cones) | #739BED | 0.013 |
| Tritanopia (no blue cones) | #45B0BC | 0.112 |
| Achromatopsia (no color) | #A0A0A0 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #799FEF
#799FEF
oklch(70.8% 0.125 264.1)
- #C59A36
#C59A36
oklch(70.9% 0.125 84.7)
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 #799FEF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.037
- Cornflower Blue #6495ED ΔE 0.038
- Perrywinkle #8F8CE7 ΔE 0.052
- Chefchaouen Blue #4895EF ΔE 0.059
- Lavender Blue #8B88F8 ΔE 0.065
- Soft Blue #6488EA ΔE 0.068
- Carolina Blue #8AB8FE ΔE 0.071
- Dark Sky Blue #448EE4 ΔE 0.076
Use #799FEF 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.