#799CFB
Closest named color: Periwinkle Blue (#8F99FB). oklch(70.8% 0.145 267.4), rgb(121, 156, 251).
Aa
Black text reads best on this color (7.96:1).
About this color
#799CFB is a medium-light, vivid blue. In OKLCH its lightness is 71%, its chroma 0.145 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.027 away. Black text reads best on it, at 7.96:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.145) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.96:1 |
| White text | 2.63:1 |
Values
| HEX | #799CFB |
| RGB | rgb(121, 156, 251) |
| HSL | hsl(224, 94%, 73%) |
| OKLCH | oklch(70.8% 0.145 267.4) |
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 #799CFB | 2.63:1 | Fails | Lc -56.4 | Large or bold text, headings |
| Black text on #799CFB | 7.96:1 | AAA | Lc 52.8 | Large or bold text, headings |
| #799CFB text on white | 2.63:1 | Fails | Lc 51.2 | Large or bold text, headings |
| #799CFB text on black | 7.96:1 | AAA | Lc -50.7 | 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
#CAD9FB
oklch(88.5% 0.05 266.5)
-
Step 300
300
#A7BFFC
oklch(80.9% 0.091 267.7)
-
Step 400
400 (this color)
#799CFB
oklch(70.8% 0.145 267.4)
-
Step 500
500
#587FF8
oklch(63% 0.186 267.4)
-
Step 600
600
#4065E7
oklch(55.6% 0.201 267.4)
-
Step 700
700
#3353C9
oklch(49.2% 0.187 267.4)
-
Step 800
800
#2A45A2
oklch(42.8% 0.154 267.2)
-
Step 900
900
#253B81
oklch(37.7% 0.121 267.2)
-
Step 950
950
#16234B
oklch(26.9% 0.076 267.6)
#799CFB 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) | #76A6FF | 0.025 |
| Deuteranopia (no green cones) | #679AF9 | 0.021 |
| Tritanopia (no blue cones) | #3AB0BF | 0.130 |
| Achromatopsia (no color) | #9F9F9F | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #799CFB
#799CFB
oklch(70.8% 0.145 267.4)
- #C79A00
#C79A00
oklch(70.9% 0.145 87.6)
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 #799CFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.027
- Cornflower Blue #6495ED ΔE 0.037
- Perrywinkle #8F8CE7 ΔE 0.050
- Lavender Blue #8B88F8 ΔE 0.052
- Chefchaouen Blue #4895EF ΔE 0.057
- Soft Blue #6488EA ΔE 0.063
- Periwinkle #8E82FE ΔE 0.068
- Dark Sky Blue #448EE4 ΔE 0.076
Use #799CFB 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.