#839BFC
Closest named color: Periwinkle Blue (#8F99FB). oklch(71.3% 0.144 271.8), rgb(131, 155, 252).
Aa
Black text reads best on this color (8.05:1).
About this color
#839BFC is a medium-light, vivid blue. In OKLCH its lightness is 71%, its chroma 0.144 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.015 away. Black text reads best on it, at 8.05:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.144) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.05:1 |
| White text | 2.60:1 |
Values
| HEX | #839BFC |
| RGB | rgb(131, 155, 252) |
| HSL | hsl(228, 95%, 75%) |
| OKLCH | oklch(71.3% 0.144 271.8) |
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 #839BFC | 2.60:1 | Fails | Lc -55.9 | Large or bold text, headings |
| Black text on #839BFC | 8.05:1 | AAA | Lc 53.3 | Large or bold text, headings |
| #839BFC text on white | 2.60:1 | Fails | Lc 50.7 | Large or bold text, headings |
| #839BFC text on black | 8.05:1 | AAA | Lc -51.2 | 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
#E3E9FC
oklch(93.5% 0.027 271.9)
-
Step 200
200
#CDD8FB
oklch(88.5% 0.05 271.6)
-
Step 300
300
#ACBEFC
oklch(81% 0.09 271.8)
-
Step 400
400 (this color)
#839BFC
oklch(71.3% 0.144 271.8)
-
Step 500
500
#647CF7
oklch(63% 0.184 271.8)
-
Step 600
600
#4E62E6
oklch(55.7% 0.2 271.7)
-
Step 700
700
#3F50C8
oklch(49.2% 0.186 271.6)
-
Step 800
800
#3442A2
oklch(42.7% 0.155 271.8)
-
Step 900
900
#2D3980
oklch(37.7% 0.12 272.1)
-
Step 950
950
#1A224B
oklch(27% 0.076 272.1)
#839BFC 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 | 0.030 |
| Deuteranopia (no green cones) | #6A9CFA | 0.029 |
| Tritanopia (no blue cones) | #53AFBF | 0.129 |
| Achromatopsia (no color) | #A0A0A0 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #839BFC
#839BFC
oklch(71.3% 0.144 271.8)
- #C39E09
#C39E09
oklch(71.3% 0.144 91.7)
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 #839BFC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.015
- Perrywinkle #8F8CE7 ΔE 0.045
- Cornflower Blue #6495ED ΔE 0.046
- Lavender Blue #8B88F8 ΔE 0.047
- Periwinkle #8E82FE ΔE 0.063
- Chefchaouen Blue #4895EF ΔE 0.068
- Soft Blue #6488EA ΔE 0.069
- Carolina Blue #8AB8FE ΔE 0.078
Use #839BFC 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.