#799BF9
Closest named color: Periwinkle Blue (#8F99FB). oklch(70.5% 0.143 267.6), rgb(121, 155, 249).
Aa
Black text reads best on this color (7.86:1).
About this color
#799BF9 is a medium-light, vivid blue. In OKLCH its lightness is 71%, its chroma 0.143 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.028 away. Black text reads best on it, at 7.86:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.143) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.86:1 |
| White text | 2.66:1 |
Values
| HEX | #799BF9 |
| RGB | rgb(121, 155, 249) |
| HSL | hsl(224, 91%, 73%) |
| OKLCH | oklch(70.5% 0.143 267.6) |
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 #799BF9 | 2.66:1 | Fails | Lc -56.9 | Large or bold text, headings |
| Black text on #799BF9 | 7.86:1 | AAA | Lc 52.3 | Large or bold text, headings |
| #799BF9 text on white | 2.66:1 | Fails | Lc 51.7 | Large or bold text, headings |
| #799BF9 text on black | 7.86:1 | AAA | Lc -50.2 | 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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E2EAFC
oklch(93.6% 0.026 266.6)
-
Step 200
200
#CBD9FB
oklch(88.6% 0.049 267.7)
-
Step 300
300
#A7BFFB
oklch(80.8% 0.089 267.5)
-
Step 400
400 (this color)
#799BF9
oklch(70.5% 0.143 267.6)
-
Step 500
500
#597FF7
oklch(63% 0.184 267.7)
-
Step 600
600
#4165E6
oklch(55.6% 0.2 267.6)
-
Step 700
700
#3453C8
oklch(49.2% 0.185 267.6)
-
Step 800
800
#2B45A1
oklch(42.7% 0.152 267.5)
-
Step 900
900
#263B80
oklch(37.7% 0.119 267.6)
-
Step 950
950
#16234B
oklch(26.9% 0.076 267.6)
#799BF9 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) | #76A4FD | 0.023 |
| Deuteranopia (no green cones) | #6799F7 | 0.022 |
| Tritanopia (no blue cones) | #3CAFBE | 0.128 |
| Achromatopsia (no color) | #9E9E9E | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #799BF9
#799BF9
oklch(70.5% 0.143 267.6)
- #C59906
#C59906
oklch(70.4% 0.143 87.8)
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 #799BF9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.028
- Cornflower Blue #6495ED ΔE 0.034
- Perrywinkle #8F8CE7 ΔE 0.047
- Lavender Blue #8B88F8 ΔE 0.050
- Chefchaouen Blue #4895EF ΔE 0.056
- Soft Blue #6488EA ΔE 0.060
- Periwinkle #8E82FE ΔE 0.067
- Dark Sky Blue #448EE4 ΔE 0.074
Use #799BF9 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.